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Samsung DVM Series Service Manual

System air conditioner
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Table Of Contents
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Table of Contents

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SERVICE
AIR CONDITIONER
SYSTEM AIR CONDITIONER
(DVM Series)
Manual
15. Disassembly and Reassembly
16. Refrigerating Cycle Diagram
10. Wiring Diagram
11. Schematic Diagram
CONTENTS

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Summary of Contents for Samsung DVM Series

  • Page 1 SYSTEM AIR CONDITIONER (DVM Series) SERVICE Manual AIR CONDITIONER CONTENTS 11. Precautions 12. Numbering system of model 13. Product Specification 14. Installation 15. Disassembly and Reassembly 16. Refrigerating Cycle Diagram 17. Set up the Model Option 18. Troubleshooting 19. Exploded Views and Parts List 10.

  • Page 2: Precautions

    Precautions Cut off the power. Make sure to cut off the power before repair. If not, you may be damaged by an electric shock. 12. Do not install an outdoor unit on the apartment outside wall(or equivalent) for safety. Installing an outdoor unit on the apartment outside wall(or equivalent) is prohibited for the safety purpose. Service will not be available for the outdoor unit where our servicemen can not access and the cost of moving the outdoor unit to the service area will be borne by the customer.

  • Page 3: Numbering System Of Model

    Numbering system of model 2-1. Indoor unit and outdoor unit 2-1-1. Indoor unit Model @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ e ? @ @ h ? @ @ h ? @ @ h ? @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @...
  • Page 4 Numbering system of model 2-1-2. Outdoor unit Model @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ e ? @ @ h ? @ @ h ? @ @ h ? @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ ? e @ @ @ @ @ @ @ @ e ? @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @...
  • Page 5 Numbering system of model 2-2. Indoor unit Version 2-2-1. 1-way cassette type (K) Indoor unit model Version Modification Heat Pump Cooling only AVMKH020E(C)A0 AVMKH032E(C)A0 AVMKC020E(C)A0 AVMKC032E(C)A0 AVMKH040E(C)A0 AVMKC040E(C)A0 AVMKH020E(C)A1 AVMKH032E(C)A1 AVMKC020E(C)A1 AVMKC032E(C)A1 - Built in electric expansion valve AVMKH040E(C)A1 AVMKC040E(C)A1 AVMKH020E(C)A2 AVMKH032E(C)A2 AVMKC020E(C)A2 AVMKC032E(C)A2 - Use a distributor kit type...
  • Page 6 Numbering system of model 2-2. ??? 2-2-3. Duct type (Low silhouette : D) Indoor unit model Version Modification Heat Pump Cooling only AVMDH052E(C)A0 AVMDH072E(C)A0 AVMDC052E(C)A0 AVMDC072E(C)A0 - Auto address setting for Indoor unit AVMDH052E(C)A3 AVMDH072E(C)A3 AVMDC052E(C)A3 AVMDC072E(C)A3 - Applicable non-polarity AVMDH083E(C)A3 AVMDC083E(C)A3 communication...
  • Page 7 Numbering system of model 2-2-7. Wall mounted type (W) Indoor unit model Version Modification Heat Pump Cooling only AVMWH020E(C)A0 AVMWH032E(C)A0 AVMWC020E(C)A0 AVMWC032E(C)A0 AVMWH040E(C)A0 AVMWH052E(C)A0 AVMWC040E(C)A0 AVMWC052E(C)A0 AVMWH072E(C)A0 AVMWC072E(C)A0 AVMWH020E(C)A1 AVMWC020E(C)A1 AVMWH032E(C)A1 AVMWC032E(C)A1 - C&C grille design indoor unit AVMWH040E(C)A1 AVMWC040E(C)A1 - Auto address setting for Indoor unit AVMWH020E(C)A3 AVMWH032E(C)A3 AVMWC020E(C)A3 AVMWC032E(C)A3...
  • Page 8 Numbering system of model 2-4. Accessories (options) Classification Model Standard for model name Examples MEV : EEV(Electronic Expansion Valve) MEV-14SA MEV-!@# (Set attachment) ! : EEV Capacity (Double figures) MEV-18SA • 14(For 2.0kW~4.0kW Capa Indoor) MEV-24SA • 18(For 5.2kW~8.5kW Capa Indoor) •...
  • Page 9 Numbering system of model Classification Model Standard for model name Examples Refnet Joint MXJ : Refnet joint MXJ-Y3112A MXJ-Y!@# Y : One packing for gas and liquid side (MXJ-3112A: gas side + ! : Inlet pipe diameter for gas side MXJ-1206A : liquid side) (mm, Double figures) @ : Inlet pipe diameter for liquid side...
  • Page 10 Numbering system of model Classification Model Standard for model name Examples Wireless Remote MR : Wireless Remote Control MR-AC10 MR-!@#$ Control ! : Design of Wireless Remote Control (Wireless liquid (A~compact) remote control @ : Function Classification for cooling only) (C: For Cooling only, H: Heat pump) #, $ : Version Remote Control...
  • Page 11 Numbering system of model Classification Model Standard for model name Examples Controller MCM : Controller MCM-A200 MCM-!@#$% ! : Function (Centralized Controller) • A: Controller MCM-A100 • B: Measuring instrument (Function Controller) • C: Others MCM-B100 @ : LCD Classification (Integrate power (1:LCD 2: Non LCD) distributor)
  • Page 12 Numbering system of model Classification Model Standard for model name Examples Water Coil – MWC : Water Coil MWC-083D0 MWC-!@#$% !, @, # : Applicable Indoor unit Capacity (For 8300W of (x 10kW) Low silhouette) $ : Applicable products (H : High pressure Duct, D: Small duct B : Built-in Duct) % : Version - 11 -...
  • Page 13 Numbering system of model 2-5. Combination 2-5-1. Outdoor unit Cooling only Design Power supply Model Capacity(HP) Refrigerant 60Hz 208~230V, 1ø RVMC050CBM0 380~415V, 3ø RVMC060GAM0 50Hz 380~415V, 3ø RVMC060GAM1 60Hz 208~230V, 3ø RVMC070FAM0(5) 50Hz 380~415V, 3ø RVMC100GAM0 60Hz 208~230V, 3ø RVMC100FAM0 •...
  • Page 14 Numbering system of model Max. connectible Total capacity of indoor units Design Remark indoor units (kW, ISO standard) 7.2 ~ 18.8 8.0 ~ 20.8 8.0 ~ 16.0 For the Middle East 10.5 ~ 27.3 10.5 ~ 21.0 For the Middle East 14.0 ~ 36.4 14.0 ~ 28.0 For the Middle East...
  • Page 15 Numbering system of model Heat pump Design Power supply Model Capacity(HP) Refrigerant 380~415V, 3ø RVMH060GBM0 50Hz 380~415V, 3ø RVMH060GDM0 R407C 60Hz 208~230V, 1ø RVMH050CBM0 380~415V, 3ø RVMG080GAM0 50Hz 380~415V, 3ø RVMH100GAM0 208~230V, 3ø RVMH100GCM0 60Hz 208~230V, 3ø RVMH100FAM0 380V, 3ø RMAH140GAM0 380V, 3ø...
  • Page 16 Numbering system of model Max. connectible Total capacity of indoor units Design Remark indoor units (kW, ISO standard) 8.0 ~ 20.8 8.0 ~ 20.8 7.2 ~ 18.8 11.0 ~ 29.0 14.0 ~ 36.4 14.0 ~ 28.0 For Middle East 14.0 ~ 36.4 14.0 ~ 36.4 14.0 ~ 28.0 For Middle East...

  • Page 17: Indoor Unit

    Numbering system of model 2-5-2. Indoor unit Power Cool/ 2.0kW 2.6kW 3.2kW 3.5kW 4.0kW 5.2kW 6.0kW Design supply Heat (7,000Btu/h) (9,000Btu/h) (11,000Btu/h) (12,000Btu/h) (13,500Btu/h) (18,000Btu/h) (20,000Btu/h) 1-way cassette type Cooling only AVMKC020EA AVMKC026EA AVMKC035EA 50Hz Heat pump AVMKH020EA AVMKH026EA AVMKH035EA Cooling only AVMKC020CA AVMKC032CA...
  • Page 18 Numbering system of model Power Cool/ 7.0kW 7.2kW 8.2kW 8.3kW 10.5kW 12.8kW 14.0kW Design supply Heat (24,000Btu/h) (24,000Btu/h) (28,000Btu/h) (28,000Btu/h) (36,000Btu/h) (44,000Btu/h) (48,000Btu/h) 1-way cassette type Cooling only 50Hz Heat pump Cooling only 60Hz Heat pump 4-way cassette type Cooling only AVMCC070EA AVMCC105EA AVMCC140EA...

  • Page 19: Product Specification

    Product Specification 3-1. Indoor unit 3-1-1. 1-Way cassette type 50Hz AVMKC020EA AVMKC026EA AVMKC035EA AVMKH020EA AVMKH026EA AVMKH035EA Model Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 7,000 9,000 12,000 7,000 9,000 12,000 Heating...

  • Page 20: Installation

    Product Specification 1-Way cassette type (cont.) 60Hz AVMKC020CA AVMKC032CA AVMKC040CA AVMKH020CA AVMKH032CA AVMKH040CA Model Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 7,000 11,000 13,500 7,000 11,000 13,500 Heating Btu/h 7,500 12,000...
  • Page 21 Product Specification 3-1-2. 4-Way cassette type 50Hz Model AVMCC052EA0 AVMCC070EA0 AVMCC105EA0 AVMCH052EA0 AVMCH070EA0 AVMCH105EA0 Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 18,000 24,000 36,000 18,000 24,000 36,000 10.5 10.5 Heating Btu/h...
  • Page 22 Product Specification 4-Way cassette type (cont.) 50Hz Model AVMCC052EA AVMCC070EA AVMCC105EA AVMCC128EA AVMCC140EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Performance Capacity Cooling Btu/h 18,000 24,000 36,000 44,000 48,000 10.5 12.8 14.0 Heating Btu/h Sound Level Cooling (High/Low) 31/28...
  • Page 23 Product Specification 4-Way cassette type (cont.) 50Hz Model AVMCH052EA AVMCH070EA AVMCH105EA AVMCH128EA AVMCH140EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Heat pump Performance Capacity Cooling Btu/h 18,000 24,000 36,000 44,000 48,000 10.5 12.8 14.0 Heating Btu/h 19,000 26,000 39,000...
  • Page 24 Product Specification 4-Way cassette type (cont.) 60Hz Model AVMCC052CA0 AVMCC072CA0 AVMCC105CA0 AVMCH052CA0 AVMCH072CA0 AVMCH105CA0 Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 18,000 24,000 36,000 18,000 24,000 36,000 10.5 10.5 Heating Btu/h...
  • Page 25 Product Specification 4-Way cassette type (cont.) 60Hz Model AVMCC052CA AVMCC070CA AVMCC105CA AVMCC128CA AVMCC140CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Performance Capacity Cooling Btu/h 18,000 24,000 36,000 44,000 48,000 10.5 12.8 14.0 Heating Btu/h Sound Level Cooling (High/Low) 31/28...
  • Page 26 Product Specification 4-Way cassette type (cont.) 60Hz Model AVMCH052CA AVMCH070CA AVMCH105CA AVMCH128CA AVMCH140CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Heat pump Performance Capacity Cooling Btu/h 18,000 24,000 36,000 44,000 48,000 10.5 12.8 14.0 Heating Btu/h 19,000 26,000 39,000...
  • Page 27 Product Specification 3-1-3. Duct type (Low silhouette) 50Hz Model AVMDC052EA AVMDC070EA AVMDH052EA AVMDH070EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 18,000 24,000 18,000 24,000 Heating Btu/h 19,000 26,000 Sound Level Cooling (High/Low) 34/32...
  • Page 28 Product Specification Duct type (Low silhouette) (cont.) 60Hz AVMDC052CA AVMDC072CA Model AVMDH052CA AVMDH072CA ADM1800B1 ADM2400B1 Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 18,000 24,000 18,000 24,000 Heating Btu/h 19,000 26,000 Sound Level...
  • Page 29 Product Specification 3-1-4. Duct type (Built-in) 50Hz Model AVMBC020EA AVMBC026EA AVMBC035EA AVMBC052EA AVMBC070EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Performance Capacity Cooling Btu/h 7,000 9,000 12,000 18,000 24,000 Heating Btu/h Sound Level Cooling (High/Low) 37/34 41/38 42/39...
  • Page 30 Product Specification Duct type (Built-in) (cont.) 50Hz Model AVMBH020EA AVMBH026EA AVMBH035EA AVMBH052EA AVMBH070EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Heat pump Performance Capacity Cooling Btu/h 7,000 9,000 12,000 18,000 24,000 Heating Btu/h 7,500 10,000 13,000 19,000 26,000 Sound Level...
  • Page 31 Product Specification Duct type (Built-in) (cont.) 60Hz Model AVMBC020CA AVMBC032CA AVMBC040CA AVMBC052CA AVMBC072CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Performance Capacity Cooling Btu/h 7,000 11,000 13,500 18,000 24,000 Heating Btu/h Sound Level Cooling (High/Low) 37/34 41/38 42/39...
  • Page 32 Product Specification Duct type (Built-in) (cont.) 60Hz Model AVMBH020CA AVMBH032CA AVMBH040CA AVMBH052CA AVMBH072CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Heat pump Performance Capacity Cooling Btu/h 7,000 11,000 13,500 18,000 24,000 Heating Btu/h 7,500 12,000 14,500 19,000 26,000 Sound Level...
  • Page 33 Product Specification 3-1-5. Duct type (High pressure) 50Hz Model AVMHC105EA AVMHC128EA AVMHC140EA AVMHH105EA AVMHH128EA AVMHH140EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 36,000 44,000 48,000 36,000 44,000 48,000 10.5 12.8 14.0...
  • Page 34 Product Specification Duct type (High pressure) (cont.) 60Hz Model AVMHC105CA AVMHC128CA AVMHC140CA AVMHH105CA AVMHH128CA AVMHH140CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 36,000 44,000 48,000 36,000 44,000 48,000 10.5 12.8 14.0...
  • Page 35 Product Specification 3-1-6. Duct type (Low pressure) 50Hz Model AVMLC105EA AVMLC128EA AVMLC140EA AVMLH105EA AVMLH128EA AVMLH140EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 36,000 44,000 48,000 36,000 44,000 48,000 10.5 12.8 14.0...
  • Page 36 Product Specification Duct type (Low pressure) (cont.) 60Hz Model AVMLC105CA AVMLC128CA AVMLC140CA AVMLH105CA AVMLH128CA AVMLH140CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 36,000 44,000 48,000 36,000 44,000 48,000 10.5 12.8 14.0...
  • Page 37 Product Specification 3-1-7. Wall-mounted type 50Hz Model AVMWC020EA AVMWC026EA AVMWC035EA AVMWC052EA AVMWC070EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Performance Capacity Cooling Btu/h 7,000 9,000 12,000 18,000 24,000 Heating Btu/h Sound Level Cooling (High/Low) 29/28 34/30 38/35...
  • Page 38 Product Specification Wall-mounted type (cont.) 50Hz Model AVMWH020EA AVMWH026EA AVMWH035EA AVMWH052EA AVMWH070EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Heat pump Performance Capacity Cooling Btu/h 7,000 9,000 12,000 18,000 24,000 Heating Btu/h 7,500 11,000 13,000 19,000 26,000 Sound Level Cooling (High/Low)
  • Page 39 Product Specification Wall-mounted type (cont.) 60Hz Model AVMWC020CA AVMWC032CA AVMWC040CA AVMWC052CA AVMWC072CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Performance Capacity Cooling Btu/h 7,000 11,000 13,500 18,000 24,000 Heating Btu/h Sound Level Cooling (High/Low) 29/28 34/30 38/35...
  • Page 40 Product Specification Wall-mounted type (cont.) 60Hz Model AVMWH020CA AVMWH032CA AVMWH040CA AVMWH052CA AVMWH072CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Heat pump Performance Capacity Cooling Btu/h 7,000 11,000 13,500 18,000 24,000 Heating Btu/h 7,500 12,000 14,500 19,000 26,000 Sound Level Cooling (High/Low)
  • Page 41 Product Specification 3-1-8. Floor standing type 50Hz Model AVMPC060EA AVMPC070EA AVMPC082EA AVMPH060EA AVMPH070EA AVMPH082EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 20,000 24,000 28,000 20,000 24,000 28,000 Heating Btu/h 22,000 26,000...
  • Page 42 Product Specification Floor standing type (cont.) 60Hz Model AVMPC060CA AVMPC072CA AVMPC083CA AVMPH060CA AVMPH072CA AVMPH083CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 20,000 24,000 28,000 20,000 24,000 28,000 Heating Btu/h 22000 26000...
  • Page 43 Product Specification 3-1-9. Ceiling type 50Hz Model AVMFC052EA AVMFC070EA AVMFH052EA AVMFH070EA Power supply ø, V, Hz 1, 220 ~ 240, 50 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 18,000 24,000 18,000 24,000 Heating Btu/h 19000 26000 Sound Level Cooling (High/Low) 43/40 45/40...
  • Page 44 Product Specification Ceiling type (cont.) 60Hz Model AVMFC052CA AVMFC072CA AVMFH052CA AVMFH072CA Power supply ø, V, Hz 1, 208 ~ 230, 60 Remark Cooling only Heat pump Performance Capacity Cooling Btu/h 18,000 24,000 18,000 24,000 Heating Btu/h 19000 26000 Sound Level Cooling (High/Low) 43/40 45/40...
  • Page 45 Product Specification 3-2. Outdoor unit 3-2-1. 50Hz Model RVMC060GAM0 RVMC060GDM0 RVMC100GAM0 RVMC060GAM1 Power supply ø, V, Hz 3, 380~415, 50 3, 380~415, 50 3, 380~415, 50 Cooling only Remark Performance Capacity Cooling Btu/h 55,000(7,000~55,000) 55,000(7,000~55,000) 95,500(7,000~95,500) 16.0(2.0~16.0) 16.0(2.0~16.0) 28.0(2.0~28.0) Heating Btu/h Cooling Sound Level...
  • Page 46 Product Specification 50Hz (cont.) Model RVMH060GBM0 RVMH060GDM0 RVMH080GAM0 RVMH100GAM0 RVMH100GCM0 Power supply ø, V, Hz 3, 380~415, 50 3, 380~415, 50 3, 380~415, 50 3, 380~415, 50 3, 380~415, 50 Remark Heat pump Performance Capacity Cooling Btu/h 55,000(7,000~5,5000) 55,000(7000~55,000) 76,000(7000~76,000) 95,500(7,000~95,500) 95,500(7,000~95,500) 16.0(2.0~16.0)
  • Page 47 Product Specification 50Hz (cont.) Model RMAH140GAM0 RMAH160GAM0 Power supply ø, V, Hz 3, 380 ~ 415, 50 Performance Capacity Cooling Btu/h 13,600 153,500 40.0 45.0 Heating Btu/h 150,000 170,600 44.0 50.0 Cooling Sound Level (Front View) Heating Power Compressor Model ZRD72KC-TFD+ZR72KC-TFD(2) ZRD72KC-TFD+ZR72KC-TFD(2) Type...
  • Page 48 Product Specification 50Hz (cont.) Model RMAH180GAM0 RMAH200GAM0 Power supply ø, V, Hz 3, 380 ~ 415, 50 Performance Capacity Cooling Btu/h 174,000 191,000 51.0 56.0 Heating Btu/h 192,800 215,000 56.5 63.0 Cooling Sound Level (Front View) Heating Power Compressor Model ZRD72KC-TFD+ZR72KC-TFD+ZR144KC-TFD ZRD72KC-TFD+ZR72KC-TFD+ZR144KC-TFD Type...
  • Page 49 Product Specification 50Hz (cont.) Model RMAH220GAM0 RMAH240GAM0 RMAH260GAM0 Power supply ø, V, Hz 3, 380 ~ 415, 50 Performance Capacity Cooling Btu/h 209,800 232,000 249,000 61.5 68.0 73.0 Heating Btu/h 235,000 255,900 278,000 69.0 75.0 81.5 Cooling Sound Level (Front View) Heating Power Compressor...
  • Page 50 Product Specification 50Hz (cont.) Model RMAH280GAM0 RMAH300GAM0 Power supply ø, V, Hz 3, 380 ~ 415, 50 Performance Capacity Cooling Btu/h 267,800 290,000 78.5 85.0 Heating Btu/h 300,300 322,400 88.0 94.5 Cooling Sound Level (Front View) Heating Power Compressor Model ZRD72KC-TFD+ ZRD72KC-TFD+ ZR72KC-TFD+...
  • Page 51 Product Specification 3-2-2. 60Hz Model RVMC050CBM0 RVMC070FAM0 RVMC100FAM0 RVMH050CBM0 RVMH100FAM0 ø, V, Hz 1, 208~230, 60 3, 208~230, 60 3, 208~230, 60 1, 208~230, 60 3, 208~230, 60 Power supply Cooling only Heat pump Remark Performance Capacity (ISO) Cooling Btu/h 50,000(7,000~50,000) 68,000(7,000~68,000) 95,500(7,000~95,500)
  • Page 52 Product Specification Model MUF7201F1 ø, V, Hz 3, 380, 60 1, 220, 60 Power supply Cooling only Remark Super Cooler Performance Capacity (ISO) Cooling Btu/h 71,000 20.8 Heating Btu/h Capacity (SASO) Cooling Btu/h 60,500 17.7 Sound Level Cooling (Front View) Heating Power Compressor...
  • Page 53 Installation 4-1. Classification of outdoor unit Type A Type B Type C Type D Type Figure RVMH050CBM0 Heat RVMH060GBM0 pump RVMH060GDM0 Model Name RVMC060GAM0 Cooling RVMC050CBM0 RVMC070FAM0 only RVMC060GAM1 - 52 -...
  • Page 54 Installation Type E Type F Type G Type Figure Auxiliary Outdoor Unit RMAH220GAM0 RVMH080GAM0 RMAH140GAM0 RMAH240GAM0 RVMH100GAM0 RMAH160GAM0 Heat RMAH260GAM0 RMBH100GAM0 pump RVMH100GCM0 RMAH180GAM0 RMAH280GAM0 RVMH100FAM0 RMAH200GAM0 RMAH300GAM0 Model Name RVMC100GAM0 Cooling RVMC100FAM0 only G type should install the RMBH100GAMO Auxiliary outdoor unit. - 53 -...
  • Page 55 Installation 4-2. The setting of outdoor unit option switch and key function 4-2-1. The setting of option switch The option set part of outdoor unit PCB A, C, D Type outdoor unit The setting switch of indoor unit installation number B, E Type outdoor unit The setting switch of indoor unit installation number...
  • Page 56 Installation The setting switch of indoor unit installation number The number of 10 11 12 13 14 15 16 indoor unit installation The number of switch Example : If three indoor units are installed, adjust the arrow of switch to "3". The display method of English characters and figures on PCB display part - 55 -...
  • Page 57 Installation 4-2-2. The function of key on the outdoor unit PCB A, C, D type outdoor unit Display part Key function Function Enter times Refrigerant collection Refrigerant supplement Cooling test operation 1 time Reset Pump down • Refrigerant collection operation : Collects refrigerant into the outdoor unit when outdoor unit is moved or repaired.
  • Page 58 Installation VIEW Mode(B, E type outdoor unit) Every temp. & cycle data is displayed at K4 entering. Refer to the following according to times of key pressing. Enter Times Contents of display Display part Remarks Example SEG 1: 1 Flickering Mark down A 21.2 kg/cm 1 time...
  • Page 59 Installation 4-2-3. The setting of option switch(F, G type outdoor unit) The option set part of outdoor PCB Operation control key & Display part Option set switch The setting switch of indoor unit installation number The setting switch of indoor unit installation number SW01 SW02 The setting of indoor unit installation number can be controlled by combination of SW01(TEN) and SW02(ONE).
  • Page 60 Installation 4-2-4. Operation control key and display part Display part SEG1 SEG2 SEG3 SEG4 Key function Function K1-Heating K2-Cooling (SEG 3, 4 display) (SEG 3, 4 display) (SEG 3, 4 display) (SEG 3, 4 display) Enter times Refrigerant supplement Refrigerant supplement 1 time Reset Data display...
  • Page 61 Installation View Mode Every temperature and cycle data is displayed by the pressing times when entering K4. Refer to the followings. Display part Enter Contents of display Example Remarks Times SEG1 SEG2 SEG3 SEG4 OUTDOOR CAPACITY 34 HP DIGITAL COMP LOADING TIME 13 STEP MARK DOWN A DECIMAL PLACE HIGH PRESSURE...
  • Page 62 Installation The setting of option switch of outdoor unit Make a corresponding switch default ON, and switch OFF at corresponding mode selection. SW04 SW05 SW06 SW07 SW08 Function Switch ON Switch OFF COOLING CAPA. + 10% COMPENSATION(CO) NORMAL COMPENSATION SW04 INDOOR UNIT ADDRESS SETTING MANUAL ADDRESS SETUP AUTO ADDRESS SETUP...
  • Page 63 Installation 4-3. The setting of indoor Address 4-3-1. Specification 1 The indoor unit of system air conditioner must be set address. Set the address as follows by use of the address setup switch of indoor unit PCB. K1 K2 K3 K4 K5 K6 K7 K8 K9 K10 K11 K12 SW03...
  • Page 64 Installation 4-3-2. Specification 2 Spec 2 model can set max. 40 the indoor unit address. K3 K4 K5 K6 K7 K8 K9 K10 SW01 SW02 SW04 SW05 SW06 MAIN ADDRESS SETUP 1. The main switch(SW01,SW02) is a basic address for the communication between indoor unit and outdoor unit. The products operate normally when this address is set.
  • Page 65 Installation 4-3-3. The indoor unit option switch setup K1 K2 K3 K4 K5 K6 K7 K8 K9 K10 FUNCTION SWITCH NO SWITCH ON SWITCH OFF WIRED REMOTE CONTROL NOT USED USED CENTRALIZED CONTROLLER NOT USED USED INDOOR UNIT RPM COMPENSATION INITIAL SETUP RPM COMPENSATION USED/NOT USED THE DRAIN PUMP...

  • Page 66: Test Operation

    Installation 4-4. Test operation Precautions before the test operation • Preheat the crankcase heater by turning the switch on before 6 hours to test operation. • If the heater is not heated right after switch ON, it dose not operate during 2 hours 30 minutes to protect a compressor.
  • Page 67 Installation 4. The outdoor unit starts a tracking to check the connected indoor unit and option at power ON. The left of outdoor unit PCB check display part checks the responded indoor unit by communication to 0~F address, and displays the responded address to the right of PCB check display part.
  • Page 68 Installation 6. Prepare to check the test operation with S-NET measurement instrument. The system air conditioner can be checked with a computer. Connect S-NET measurement instrument before the test operation as following figure. Converter slide position Outdoor unit terminal Power Power F1/F2 Communication wire COM1 Port...
  • Page 69 Installation 4-4-2. Test operation 1. Perform the test operation by pressing the test operation key of outdoor unit PCB when the pre-check for the test operation is completed. Check the compressor noise at the initial operation, and if there is a large noise, stop the test operation. If there is a large noise and not high/low pressure change at the compressor, it is possible 3 phase power reverse.
  • Page 70 Installation 3. Check the status of a test operation through S-NET. 4. Ensure S-NET data after 2 hours over test operation. Store S-NET data.(Use Alt + Print Screen) Write an important data on the report. Judge the test operation compare with the S-NET judge criteria. Check the error mode of outdoor unit PCB.
  • Page 71 Installation 4-4-3. The cooling test operation by S-NET Judge the test operation by use of the S-NET data obtained from the test operation. 1. Check the compressor discharge temperature(T-discharge). It is normal if the temperature is 70˚C ~ 110˚C Example) Discharge Temp.: 70˚C ≤ 95˚C ≤ 110˚C 2.
  • Page 72 Installation 4. Check the electronic expansion valve(E-valve) step. It is normal if the E-valve is 100~250 step. 5. Check the inlet temperature of Indoor unit (T-evap in). It is normal if the Temp. difference between the room Temp. and the inlet temperature of Indoor unit is over +10˚C. But, It is abnormal if the room temp.
  • Page 73 Installation 4-4-4. The heating test operation by S-NET Judge the test operation by use of the S-NET data obtained from the test operation. 1. Check the compressor discharge temperature(T-discharge). It is normal if the temperature is 70˚C ~ 110˚C. 2. Check the electronic expansion valve(E-valve) step. It is normal if it is ±100 step from the EEV average value according to the outdoor temperature classified by model.

  • Page 74: Precautions For Installation

    Installation 4-4-5. Installation Keep the air conditioner pipe outlet and inlet free from its surroundings. In case of breakdown, keep the symmetry and fix it to prevent vibration. The pipe length shall meet the standard as far as possible. 4-5. Installation of air conditioner 4-5-1.
  • Page 75 Installation 4. Leakage check Insert the inert gas like nitrogen into the drainpipe of outdoor unit, and check the leakage of connection part with suds or exclusive materials. In this time, there should be no leakage. Checkpiont of Checkpiont of Indoor unit Outdoor unit 5.
  • Page 76 Memo - 75 -...

  • Page 77: Disassembly And Reassembly

    Disassembly and Reassembly Stop operation of the air conditioner and remove the power cord before repairing the unit. 5-1. Indoor Unit 5-1-1. 1-Way cassette type Parts Procedure Remark Front Grille 1) Open the Front-Grille by pushing the tabs & on the Grille. Filter IMPORTANT You must give attention when disassembling...
  • Page 78 Disassembly and Reassembly 1-Way cassette type (cont.) Parts Procedure Remark Front Panel 1) Disassemble the screws holding the Panel as shown picture. 2) Separate the Front-Panel pressing the 2 hooks on the both sides of the indoor unit. - 77 - - 77 -...
  • Page 79 Disassembly and Reassembly Disassembly and Reassembly 1-Way cassette type (cont.) Parts Procedure Remark Ass'y Drain Panel 1) Disassemble screws for Ass'y Drain Panel around as shown in pictures. 2) Separate Ass'y Drain Panel as shown in Pictures. - 78 -...
  • Page 80 Disassembly and Reassembly 1-Way cassette type (cont.) Parts Procedure Remark Ass'y Control In 1) Separate the control cover after disassembling screws as shown in pictures. 2) Separate the wire connection part of the Ass'y Main PCB as shown in picture. - 79 -...
  • Page 81 Disassembly and Reassembly 1-Way cassette type (cont.) Parts Procedure Remark 3) Disassemble screws of Case Control as shown in pictures. 4) Disassemble indicating screw. 5) Separate Ass'y Case Control part pulling up. - 80 -...
  • Page 82 Disassembly and Reassembly 1-Way cassette type (cont.) Parts Procedure Remark 6) Disassemble indicating screw and separate earth cable. 7) Disassemble indicating screw and separate terminal cover as shown in pictures. 8) Disassemble indicating screws as shown in pictures. - 81 -...
  • Page 83 Disassembly and Reassembly 1-Way cassette type (cont.) Parts Procedure Remark 9) Disassemble indicating screws of earth cable and indicating screw of Base Terminal. 10) Separate Base Terminal as shown in picture. Ass'y Drain Panel 1) Separate Ass'y Drain Panel Sub after disassemble the screws both side of it.
  • Page 84 Disassembly and Reassembly 1-Way cassette type (cont.) Parts Procedure Remark Ass'y Evap 1) Disassemble the screws of Ass'y Evap around. 2) Disassemble indicating screws as shown in picture and separate Ass'y Cabinet Side LF B. 3) Separate Ass'y Evap pulling up from the indoor unit as shown in picture.
  • Page 85 Disassembly and Reassembly 1-Way cassette type (cont.) Parts Procedure Remark Ass'y Cross Fan 1) Disassemble the screws of cover fan motor and separate cover fan motor. 2) Separate Ass'y Cross Fan as shown in picture. 1) Disassemble indicating screws as shown Ass'y Drain Pump in picture.
  • Page 86 Disassembly and Reassembly 5-1-2. 4-Way cassette type Parts Procedure Remark Front Grille 1) Push the tap on the Front Grille to open it. - Dust-Collecting Filter 2) Disassembly of Front Grille. (1) Open the front grille at about 45˚ degrees and draw it forward. (2) Disassemble the safety clip.
  • Page 87 Disassembly and Reassembly 4-Way cassette type (cont.) Parts Procedure Remark 4) Loosen the bolts slowly. 5) Loosen the bolt of the front net to disassemble the safety net. 6) Loosen the bolt on the Electronic Component part cover to uncover the Electronic Component part cover.
  • Page 88 Disassembly and Reassembly 4-Way cassette type (cont.) Parts Procedure Remark 8) Hold on the hooks on both sides of the indoor unit and disassemble the Front Panel. 9) Take away the disassembled Panel out of the Main Body. Electronic Part 1) Disconnect all the indoor and outdoor cables - Indoor &...
  • Page 89 Disassembly and Reassembly 4-Way cassette type (cont.) Parts Procedure Remark 3) Disassemble the ground wire. 4) Disassemble the float switch wire connected to the Terminal Port.(F1, F2) 5) Loosen the bolts in the mark 6) Loosen a bolt in the arrow direction inside.
  • Page 90 Disassembly and Reassembly 4-Way cassette type (cont.) Parts Procedure Remark 8) Loosen the nut. 9) Lift the Fan to disassemble from the Motor. Take out the washer Take out the washer Take out the washer Take out the washer Take out the washer Take out the washer Take out the washer Take out the washer...
  • Page 91 Disassembly and Reassembly 4-Way cassette type (cont.) Parts Procedure Remark 12) Loosen nuts to disassemble the Motor. Pump 1) Loosen the bolts of the Drain Pump. 2) Disassemble the hose from the Drain Pump. 3) Disassemble the pump from the Main Body Bracket.
  • Page 92 Disassembly and Reassembly 4-Way cassette type (cont.) Parts Procedure Remark Heat Exchanger 1) Disassemble the cover pipe beside the Main Body. 2) Loosen the bolts fixing the Heat Exchanger to the indoor unit base. 3) Disassemble the fixing brackets of the Heat Exchanger to disassemble it from the Main Body.
  • Page 93 Disassembly and Reassembly 4-Way cassette type (cont.) Parts Procedure Remark Front Panel Push cover front fixing screws inside the - Cover Front Front Panel and snap fixing part to separate the cover front. - 92 -...
  • Page 94 Disassembly and Reassembly 4-Way cassette type (cont.) Parts Procedure Remark Front Panel 1) Loosen each one of fixing screw at the - Stepping Motor corner part, (1) cushion side-A and cushion side-B inside the Front Panel, and then lift it up. 2) Remove (1) the screw of housing motor L/R fixed at the corner part of Front Panel inside and separate (2) Blade-H.
  • Page 95 Disassembly and Reassembly 5-1-3. Duct type (Low silhouette) Parts Procedure Remark Filter-Pre 1) Disassemble screws of indication part and then assemble the direction of 2 Plate-Handle places by use of screw as shown in 2). 2) Turn the Plate Handle by hand when removing the Filter-Pre.
  • Page 96 Disassembly and Reassembly Duct type (Low silhouette) (cont.) Parts Procedure Remark 2) Disassemble indicating screws. 3) Detach the Sensor Holder from the Ass'y Fan case. 4) Detach from Ass'y Control in the capacitor connection wire between the Motor-Fan in and Housing Connector. 5) Detach the Ass'y Blower and Duct from the set.
  • Page 97 Disassembly and Reassembly Duct type (Low silhouette) (cont.) Parts Procedure Remark Control In 1) After disassembling indicating screw, detach the Cover-Control. 2) Detach the Motor-Fan in and Sensor Connector connected to PCB. 3) Disassemble indicating screws. (arrow mark) 4) Hold the Ass'y Control In by hand to lift up a little and then release the status of hanging on the hanging slot.
  • Page 98 Disassembly and Reassembly Duct type (Low silhouette) (cont.) Parts Procedure Remark Drain Pan 1) Disassemble indicating screws to detach Ass'y Drain Pan. (screws each at left and right side) Work is possible when disassembling the EVAP Ass'y Drain Pan. 1) Disassemble indicating screws. (each at left and right side) 2) Disassemble indicating screws.
  • Page 99 Disassembly and Reassembly Duct type (Low silhouette) (cont.) Parts Procedure Remark 4) After disassembling indicating screws. 5) Pull the Cabinet-Side LF, RH by hand to disassemble. 6) Separate indicating screws. (each at left and right side) 7) Detach it from the set if the Ass'y-Evap pull up.
  • Page 100 Disassembly and Reassembly Duct type (Low silhouette) (cont.) Parts Procedure Remark Holder Outlet When connecting canvas to the discharge side. 1) Disassemble indicating screws. (each at left and right side) 2) Disassemble indicating screws. (each at upper and lower side) After connecting canvas to the disassembled Ass'y Holder Outlet 2), attach the Ass'y Holder Outlet to the...
  • Page 101 Disassembly and Reassembly 5-1-4. Duct type (High pressure-old Type) Parts Procedure Remark Disassembly of 1) Disassemble screw for fixing the Electric indoor unit Component box cover. (disassembly of the Electric Component box) 2) Check internal connection of the Electric Component box. 3) Separate the wire connection part of the Electric Component box.(indoor motor line, indoor capacitor line/temperature sensor...
  • Page 102 Disassembly and Reassembly Duct type (High pressure-old Type) (cont.) Parts Procedure Remark 1) Separate the screws fixed on the unit base. & Motor 2) Pull the Panel for fixing Fan and Motor as following figure. Then the Fan and Motor Panel are separated from the unit.
  • Page 103 Disassembly and Reassembly Duct type (High pressure-old Type) (cont.) Parts Procedure Remark Heat exchanger 1) Disassemble the screws on side part, then drain board Cabinet and the unit are separated. 2) It is possible to clean the surface of Heat Exchanger and Drain Board.
  • Page 104 Disassembly and Reassembly Duct type (High pressure-old Type) (cont.) Parts Procedure Remark 3) After cleaning the Filter, insert and fasten it with Bracket for fixing. - 103 -...
  • Page 105 Disassembly and Reassembly 5-1-5. Duct type (High & Low pressure-New Type) Parts Procedure Remark Disassembly of 1) Disassemble screw for fixing the Electric indoor unit Component box cover. (disassembly of the Electric Component box) 2) Check internal connection of the Electric Component box.
  • Page 106 Disassembly and Reassembly Duct type (High & Low pressure-New Type) (cont.) Parts Procedure Remark Heat Exchanger 1) Disassemble the screws on side part, then Drain Board Cabinet and the unit are separated. 2) It is possible to clean the surface of Heat Exchanger and Drain Board.
  • Page 107 Disassembly and Reassembly Duct type (High & Low pressure-New type) (cont.) Parts Procedure Remark Cleaning a Filter 1) Remove bracket for fixing filter(screws disassembly). Bracket 2) Clean the Filter with removing downward. 3) After cleaning the Filter, insert and fasten it with Bracket for fixing.
  • Page 108 Disassembly and Reassembly 5-1-6. Duct type (Built-in) Parts Procedure Remark Filter 1) Disassemble the indicating screws. 2) Remove the Filter as shown in picture. 1) Separate the control Cover-Control after Ass'y Control In disassemble the indicating screws. 2) Separate the wire connection part of the Ass'y Control In(Indoor motor wire, indoor-capacitor wire, temperature sensor wire)
  • Page 109 Disassembly and Reassembly 5-1-6. Duct type (Built-in) Parts Procedure Remark 3) Disassemble the indicating screws. 4) Hold the Ass'y Control In by hand to lift up and remove it as shown in picture. 1) Disassemble the indicating screws and Drain Panel separate the Cabinet-Top.
  • Page 110 Disassembly and Reassembly Duct type (Built-in) (cont.) Parts Procedure Remark 3) Separate the Ass'y Drain Panel as shown in picture. Ass'y Evap 1) Disassemble the indicating screw and separate wire and Cover-Pipe. 2) Disassemble the indicating screws. - 109 -...
  • Page 111 Disassembly and Reassembly Duct type (Built-in) (cont.) Parts Procedure Remark 3) Separate the Ass'y Evap from the set. Ass'y Blower 1) Disassemble the indicating screws. 2) Pull up Ass'y Blower and separate it from set. - 110 -...
  • Page 112 Duct type (Built-in) (cont.) Parts Procedure Remark Ass'y Bracket 1) Disassemble indicating screws. Outlet 2) Separate Ass'y Bracket Outlet from the set as shown picture. - 111 -...
  • Page 114 Disassembly and Reassembly Wall-mounted type (cont.) Parts Procedure Remark Ass'y 1) Separate the drain hose from the extension Tray Drain Tray Drain. 2) Take the display PCB out. (Right of indoor unit) 3) Pull Tray Drain out from the Back Body. Electrical Parts 1) Take all the connector of PCB upper side (Main PCB)
  • Page 115 Disassembly and Reassembly Wall-mounted type (cont.) Parts Procedure Remark Fan Motor 1) Loosen the fixing screws and separate the & Motor Holder. Cross Fan 2) Loosen the fixing screw of Fan Motor. (By use of M3 wrench) 3) Separate the Fan Motor from the Fan. 4) Separate the fan from the left Holder Bearing.
  • Page 116 Disassembly and Reassembly 5-1-8. Floor Standing type Parts Procedure Remark Indoor Unit 1) Package Air Conditioner indoor unit. 2) Open the Grille and detach the connection link. 3) Detach the Cover Terminal.(screws of the front left/right) - 115 -...
  • Page 117 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark 4) Detach the wire connected with a Grille. 5) Unscrew screws at the lower of Panel outlet(front upper panel). 6) Press the lower of Panel Shutter on products Upper with two hands and put it in the products.
  • Page 118 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark 8) Detach the connecter connected with Panel PCB. 9) Unscrew a screw on the upper of cover main PCB and detach it. - 117 -...
  • Page 119 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark 10) Detach the connecter connected with Panel PCB. 11) Unscrew a screw fixing the LF/RH of the Ass'y Shutter lower. 12) Unscrew and detach the screws fixing Duct-up. - 118 -...
  • Page 120 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark 13) Unlock the nut fixing the blower center.(Wrench used.) 14) Unscrew and detach the screw fixing Cover EVAP LF/RH, Ass'y EVAP. 1) Take out the wire of the rear of Ass'y Ass'y Shutter Shutter.
  • Page 121 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark 2) Take out sponges of the upper. 3) Unscrew the screws fixing the Cover Outlet and Holder Blade. 4) This is a picture after detaching the Holder Blade. 5) Detach the E-RING of the lower Motor. - 120 -...
  • Page 122 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark 6) Detach the Gear of Motor. 7) Take out the Hinge Shutter and detach the Gear Rack. 8) The upper and lower Photo Sensor can be detached and assembled. (The Photo Sensor can be exchanged without the Panel Shutter exchange.) - 121 -...
  • Page 123 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark Ass'y Grille 1) Detach the Filter-pre. 2) Detach the Electric Precipitation. 3) Unscrew a screw fixing the Cover Inlet and Holder Filter. 4) Unscrew the upper inside screw fixing the Cover Inlet and Panel Inlet.
  • Page 124 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark Ass'y Panel 1) The heat insulating material on the rear of Ass'y Panel. 2) Cut the heat insulating material with a knife far from the Display PCB assembly. (a solid line) If you cut it near the PCB Ass'y, the Shutter operation may be obstructed by the heat insulating material coming off after final...
  • Page 125 Disassembly and Reassembly Floor Standing type (cont.) Parts Procedure Remark The essential Be sure to fill up the cutting place of the heat management insulating material after fixing the Display PCB at the assembly of and Panel Inlet with a screw. Ass'y Panel (The moisture formed in PCB by the cool air through the cutting place may be a reason of...
  • Page 126 Disassembly and Reassembly 5-1-9. Ceiling type Parts Procedure Remark Electrical 1) Open the Grille by pressing 3 position. Part (center and both side) 2) Remove the air Inlet Grille. 3) Open the cover of Electrical Component Box by removing the screws. (center and both side) - 125 -...
  • Page 127 Disassembly and Reassembly Ceiling type (cont.) Parts Procedure Remark 1) Remove the screw and untie earth & wire of Motor. Motor 2) Disconnect of housing of Motor Wire. 3) Disconnect the Capacitor Wire. - 126 -...
  • Page 128 Disassembly and Reassembly Ceiling type (cont.) Parts Procedure Remark 4) Remove the Guard Safety by removing the screws. 5) Remove the upper case of Fan. (2EA) 6) Remove the screws what is fix the Motor. 7) Remove the Fan and Motor assembly. - 127 -...
  • Page 129 Disassembly and Reassembly Ceiling type (cont.) Parts Procedure Remark 8) Loosen the set screw using 3mm wrench. 9) Remove the Fan. 1) Disconnect the Display PCB wire as shown Drain Pan in picture. (white housing) 2) Disconnect the Step Motor wire as shown in picture.
  • Page 130 Disassembly and Reassembly Ceiling type (cont.) Parts Procedure Remark 4) Remove the screws of Front Side. 5) Disassemble the assembly Front Cover Part. 6) Disconnect the Step Motor wire as shown in picture. 7) Remove the wire clamp fixed in Base Part. 8) Remove the Front Cover assembly completely.
  • Page 131 Disassembly and Reassembly Ceiling type (cont.) Parts Procedure Remark 9) Remove the screw what is fix with Base Part and Drain Pan. (upper side:2EA) 10) Remove the screw what is fix with Base Part and Drain Pan. (lower side:2EA) 11) Remove the Drain Pan completely. - 130 -...
  • Page 132 Disassembly and Reassembly Ceiling type (cont.) Parts Procedure Remark Evaporator 1) Disconnect the thermistor wire as shown in picture. (white housing) 2) Remove the screws shown in picture. 3) Remove the screws shown in picture and remove Plastic Part.(white) 4) Remove the screws shown in picture and remove Steel Bracket.
  • Page 133 Disassembly and Reassembly Ceiling type (cont.) Parts Procedure Remark 6) Remove the screws as shown in picture. 7) Remove Plastic Cover as shown in picture. 8) Remove the Evaporator assembly. - 132 -...
  • Page 134 Disassembly and Reassembly Ceiling type (cont.) Parts Procedure Remark Stepping Motor 1) Remove the screws in rear side of Front Cover assembly as shown in picture. 2) Remove the screws as shown in picture. 3) Disassemble the Blade and Stepping Motor assembly and remove the screws Stepping Motor.
  • Page 135 Disassembly and Reassembly 5-2. Outdoor Unit 5-2-1. B type Parts Procedure Remark Outdoor 1) Outdoor unit of a package airconditioner. 2) Separate a front tightening part. 3) Separate the tightening part from side. Control Box 1) The connection status of Control Box wiring. - 134 -...
  • Page 136 Disassembly and Reassembly B type (cont.) Parts Procedure Remark Cabinet 1) Remove the power cable after turn off the unit. 2) Remove the Top Cover. 3) Remove the Control Box cover. 4) Pull out the assembly cable. 5) Remove the side of cabinet. 6) Remove the front side of Cabinet.
  • Page 137 Disassembly and Reassembly 5-2-2. D type Parts Procedure Remark Electrical Parts 1) Remove front Cabinet fasten screws as shown in the picture. 2) Remove front Cabinet from the unit. 3) Separate Control Box from the unit. - 136 -...
  • Page 138 Disassembly and Reassembly D type (cont.) Parts Procedure Remark Motor 1) Remove bellow mouth fasten screws as & shown in the picture. 2) Remove bellow mouth from the unit. 3) Remove bolt screws from the Fan. 4) Separate Fan from the unit. 5) Reomove Motor after removing screws.
  • Page 139 Disassembly and Reassembly 5-2-3. E type Parts Procedure Remark Electrical Parts 1) Remove front cabinet fasten screws as shown in the picture. 2) Remove front Cabinet from the unit. 3) Remove Control Box Cover after removing screws. - 138 -...
  • Page 140 Disassembly and Reassembly E type (cont.) Parts Procedure Remark 4) Separate Control Box from the unit. Motor 1) Remove bellow mouth fasten screws as & shown in the picture. 2) Remove bellow mouth from the unit. 3) Remove bolt screws from the Fan. 4) Separate Fan from the unit.
  • Page 141 Disassembly and Reassembly 5-2-4. F type Parts Procedure Remark Electrical Parts 1) Remove front cabinet fasten screws as shown in the picture. 2) Remove front Cabinet from the unit. 3) Remove Contro Box cover after removing screws. 4) Separate Control Box from the unit. - 140 -...
  • Page 142 Disassembly and Reassembly F type (cont.) Parts Procedure Remark Motor 1) Remove bellow mouth fasten screws as & shown in the picture. 2) Remove bellow mouth from the unit. 3) Remove bolt screws from the Fan. 4) Separate Fan from the unit. 5) Remove Motor after removing screws.
  • Page 143 Disassembly and Reassembly 5-2-5. G type Parts Procedure Remark Electrical Parts 1) Remove front cabinet fasten screws as shown in the picture. 2) Remove front Cabinet from the unit. 3) Remove Contro Box cover after removing screws. 4) Separate Control Box from the unit. - 142 -...
  • Page 144 Disassembly and Reassembly G type (cont.) Parts Procedure Remark Motor 1) Remove bellow mouth fasten screws as & shown in the picture. 2) Remove bellow mouth from the unit. 3) Remove bolt screws from the Fan. 4) Separate Fan from the unit. 5) Remove Motor after removing screws.

  • Page 145: Refrigerating Cycle Diagram

    Refrigerating Cycle Diagram 6-1. Cooling only 6-1-1. 050/060/070/072 motor motor solenoid valve super cooler (HGBV) capillary tube temperature sensor temperature sensor high pressure switch heat exchanger solenoid valve (PWM) digital scroll temperature compre sensor ssor solenoid valve solenoid valve receiver (VBV) (LBV) temperature sensor...
  • Page 146 Refrigerating Cycle Diagram Numbering system of model 6-1-2. 080/100 motor solenoid valve (HGBV) capillary tube temperature sensor high pressure switch high pressure sensor heat exchanger solenoid valve Oil separator temperature (PWM) sensor cond out sensor tempera ture digital fixed sensor scroll scroll compre...
  • Page 147 Refrigerating Cycle Diagram 6-1-3. Main parts status 1. Digital scroll compressor The variable capacity type compressor to control the capacity up to 10 ~ 100% with 19 steps. 2. Accumulator To prevent the incoming of the liquid refrigerant to the compressor (prevention of liquid back). 3.
  • Page 148 Refrigerating Cycle Diagram 6-2. Heat pump 6-2-1. 050/060 motor motor charging solenoid valve valve (HGBV) capillary tube temperature sensor high pressure temperature switch sensor high pressure 4-way sensor valve (4-W/V) heat exchanger electronic expansion valve(EEV) filter cond out sensor solenoid valve digital (PWM)
  • Page 149 Refrigerating Cycle Diagram 6-2-2. 080/100 motor solenoid valve (HGBV) capillary tube temperature high pressure sensor high pressure switch sensor 4-way valve (4-W/V) heat exchanger electronic expansion valve(EEV) oil separator filter temperature sensor cond out sensor solenoid tempera ture valve fixed digital sensor (PWM)
  • Page 150 Refrigerating Cycle Diagram 6-2-3. RMAH 140/160 Outdoor Unit (Main) CIS(temperature sensor) 4-way valve (4-W/V) Heat exchanger (temperature Solenoid valve sensor) (temperature (HGBV) HIPS(High pressure switch) sensor) Oil Valve Heat exchanger HPSO(High pressure sensor) (temperature sensor) (Electronic expansion valve) (Check valve) 16HP temperature Oil separator...
  • Page 151 Refrigerating Cycle Diagram 6-2-4. RMAH 180/200 Outdoor Unit (Main) CIS(temperature sensor) 4-way valve (4-W/V) Heat exchanger (temperature Solenoid valve sensor) (temperature (HGBV) sensor) HIPS(High pressure switch) Oil Valve Heat exchanger HPSO(High pressure sensor) (temperature sensor) (Electronic expansion valve) (Check valve) 16HP temperature Oil separator...
  • Page 152 Refrigerating Cycle Diagram 6-2-5. RMAH 220/240/260 - 151 -...
  • Page 153 Refrigerating Cycle Diagram 6-2-6. RMAH 280/300 - 152 -...
  • Page 154 Refrigerating Cycle Diagram 6-2-7. Main parts status 1. Digital scroll compressor The variable capacity type compressor to control the capacity up to 10 ~ 100% with 19 steps 2. Accumulator To prevent the incoming of the liquid refrigerant to the compressor (prevention of liquid back). 3.
  • Page 155 Refrigerating Cycle Diagram 13. 4-way valve (4-W/V) It enables the change between cooling and heating by reversing the flow direction of refrigerant. 14. Electronic expansion valve (EEV) By sensing suction temperature and low pressure, controls the suction super heat and mass flow of refrigerant.
  • Page 156 Memo - 155 -...

  • Page 157: Set Up The Model Option

    Set up the Model Option 7-1. PCB option code input method(example : 021E31142285) Be sure to input the option code suitable for the indoor unit by use of wireless remote controller after replacing the PCB of indoor unit. Follow to do the following 15 steps sequentially. Operation method Applicable button Indicating state...
  • Page 158 Set up the Model Option Operation method Applicable button Indicating state Step 4 Method) Input the third digit of option code by pressing the temperature adjustment button (down). example) 021E31142285 Result) If 1 is displayed, go to the step 5. Step 5 Method) Input the fourth digit of option code...
  • Page 159 Set up the Model Option Operation method Applicable button Indicating state Step 7 Method) Input the sixth digit by pressing the Off timer button. example) 021E31142285 Result) If 1 displays, go to step 8. Step 8 Method) After completion up to step 7, pressing mode button.
  • Page 160 Set up the Model Option Operation method Applicable button Indicating state Step 10 Method) Input the ninth digit by pressing the temperature adjustment button (down). example) 021E31142285 Result) If 2 displays, go to step 11. Step 11 Method) Input the tenth digit by pressing fan speed adjustment button.
  • Page 161 Set up the Model Option Operation method Applicable button Indicating state Step 13 Method) Input the 12th digit by pressing the Off timer button. example) 021E31142285 Result) If 5 displays, go to step 14. Error Step 14 ! ! If the On/Off, Timer and Fan Method) indicator is flickering, the wrong Turn the remote controller toward...
  • Page 162 Set up the Model Option 7-2. Option code Type Model SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Remark AVMKC020EA AVMKC020CA AVMKC026EA AVMKC032CA AVMKC035EA AVMKC040CA 1-Way Cassette type AVMKH020EA AVMKH020CA AVMKH026EA AVMKH032CA AVMKH035EA AVMKH040CA ABM1800B1 ABM2400B1 AVMCC052EA AVMCC052CA AVMCC070EA...
  • Page 163 Set up the Model Option Option code (cont.) Type Model SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Remark AVMBC020EA AVMBC020CA AVMBC026EA AVMBC032CA AVMBC035EA AVMBC040CA AVMBC052EA AVMBC070EA AVMBC072CA Duct type AVMBH020EA (Built-in) AVMBH020CA AVMBH026EA AVMBH032CA AVMBH035EA AVMBH040CA AVMBH052EA AVMBH052CA...
  • Page 164 Set up the Model Option Type Model SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Remark AVMWC052CA AVMWC070EA AVMWC072CA AVMWH020EA AVMWH020CA AVMWH026EA AVMWH032CA AVMWH035EA AVMWH040CA Wall-mounted AVMWH020EA1 type AVMWH020CA1 AVMWH026EA1 AVMWH032CA1 AVMWH035EA1 AVMWH040CA1 AVMWH052EA AVMWH052CA AVMWH070EA AVMWH072CA AVMPC060EA0 Floor standing...

  • Page 165: Troubleshooting

    Troubleshooting 8-1. Operation flow of outdoor unit Power on Tracking completed? E2 error(tracking error) Is 3 phase power OK? P4 error (reverse phase/ open phase error) Is preheating of CCH completed? Preheating CCH (For 2.5 hours) Normal operation - 164 -...
  • Page 166 Troubleshooting 8-1-1. Initial tracking (communication check) - E2 indicated if abnormal 1. When the power is on, the MICOM of outdoor unit check the indoor units, wired remote controller and transmitters installed in the same system, which is called as Tracking. 1) The left side display shows the address of indoor unit with which the outdoor unit is trying to communicate.
  • Page 167 Troubleshooting 2) Heat pump Display Indoor unit numbers setting switch Reset key Installed indoor unit numbers setting switch Example) Please adjust the arrow location set '3' as follow as figure, if installed indoor unit numbers is 3 ea. Installed indoor 10 11 12 13 14 15 16 units numbers Switch arrow location...
  • Page 168 Troubleshooting 8-1-2. Reverse phase/missing phase detection - P4 indicated if abnormal 1. To check the power to be used for 3 phase power compressor if the power is on. If there is any change of order for 3 phase L1(R)-L2(S )-L3(T) (reverse phase) or the power is not on, Er and P4 are indicated alternately and the air conditioner is kept to stop.
  • Page 169 Troubleshooting 8-1-3. Compressor preheating - Ch indicated 1. Once the tracking is completed, check the temperature of compressor before starting the system operation. Ch is displayed at the display part at the time. 2. If it is the condition for compressor operation as the result of check, the flickering of Ch disappears and the indoor unit address trying to communicate with outdoor unit displays and the responding address on the right part.
  • Page 170 Troubleshooting 8-2. Self-diagnosis by the outdoor unit error display Specification 1 Error display Contents Remark Compressor starting delay control at the initial stage of No error flickering power on (under operation of CCH) System down due to the high temperature of discharge sensor Error about protection control of outdoor unit System down due to the high temperature of Cond...
  • Page 171 Troubleshooting Error display Contents Remark System down due to the communication error after Communication errors completion of tracking Mismatching of the numbers of set indoor units with those of communicated numbers of indoor unit after 5 times of tracking Indoor unit float switch error Indoor unit errors Setting error of option switch in indoor unit Indoor unit EVAP IN sensor breakaway...
  • Page 172 Troubleshooting 8-2-1. High temperature of discharge sensor Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - Restart after operation stops when the discharge temperature exceeding 135°C is detected Judgment method - System down when two times of detection is made (count is cleared when no detection is made for one hour) - Shortage of refrigerant - Compressor unloading defective (unloading failure)
  • Page 173 Troubleshooting 8-2-2. High temperature of COND sensor Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - Stop and re-start when condensate temperature of compressor is 67°C. System Judgment method down error when detection is made 6 times(counter cleared if no detection for 1 hour) - Outdoor fan motor trouble(stocked, defect) - Fan motor capacitor defect or wire open/COND sensor defect Causes...
  • Page 174 Troubleshooting 8-2-3. COND DOWN due to the SUMP control Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - Stop and re-start when condensate temperature of compressor is 95°C. System Judgment method down error when detection is made 6 times(counter cleared if no detection for 1 hour) - Outdoor fan motor trouble(stocked, defect) - Fan motor capacitor defect or wire open/COND sensor defect Causes...
  • Page 175 Troubleshooting 8-2-4. Low pressure switch detection Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - Operation stop when low pressure is lower than 1.2kg/cm G(sensor open) Judgment method System down if the two times of the same situation occurs after restarting (Counter cleared if no defection for 1 hour) - Low temperature start(outdoor temperature is lower than -5°C - Leakage / Shortage of refrigerant...
  • Page 176 Troubleshooting 8-2-5. Reverse phase detection of 3 phase power Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - One of the phase voltages or all of them are not incoming, comparing the Judgment method sequence of 3 phase circuit wave (P4 error is automatically reset when the phase voltage is restored) - l Incorrect connection of 3 phase power L1 (R), L2(S) and L3(T)/ 3 phase power is not on Causes...
  • Page 177 Troubleshooting 8-2-6. Freezing of heat exchanger Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - When the indoor unit heat exchanger temperature is kept at -4°C for Judgment method more than 40 seconds - Indoor fan motor stocked or bad Causes Electronic expansion valve open error The indoor unit may be frozen instantaneously if outdoor temperature is too low (lower than -5°C) or many indoor units are off at the same time.
  • Page 178 Troubleshooting 8-2-7. Momentary power failure Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Temporary stop of the compressor due to momentary power failure Causes - Protection control of compressor (Not a defect) 8-2-8. Protection of high pressure sensor Outdoor unit display Indoor unit display (Operation)
  • Page 179 Troubleshooting 8-2-10. In removing frost Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - In removing frost Causes - Not a defect 8-2-11. Protection control of condensation ratio Outdoor unit display Indoor unit display (Operation) (Timer) (Fan)
  • Page 180 Troubleshooting 8-2-12. Outdoor temperature sensor error Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Wire open or short of outdoor temperature sensor Causes - Wire open or current leak of related sensor Is outdoor temperature sensor connector departed from PCB? Connect the connector to PCB...
  • Page 181 Troubleshooting 8-2-13. Outdoor unit heat exchanger temperature sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Wire open or short of outdoor heat exchanger temperature sensor Causes - Wire open or current leak of related sensor Is outdoor temperature sensor connector departed from PCB?
  • Page 182 Troubleshooting 8-2-14. Discharge temperature sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Wire open or short of outdoor heat exchanger temperature sensor Causes - Wire open or current leak of related sensor Is outdoor unit discharge temperature sensor connector departed from PCB?
  • Page 183 Troubleshooting 8-2-15. COND OUT temperature sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Wire open or short of outdoor COND OUT sensor Causes - Wire open or current leak of related sensor Is outdoor COND OUT sensor connector not departed from PCB?
  • Page 184 Troubleshooting 8-2-16. Oil temperature sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Wire open or short of outdoor oil temperature sensor Causes - Wire open or current leak of related sensor Is outdoor oil temperature sensor connector not departed from PCB?
  • Page 185 Troubleshooting 8-2-17. Suction temperature sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Wire open or short of outdoor COND OUT sensor Causes - Wire open or current leak of related sensor Is outdoor suction temperature sensor connector not departed from PCB?
  • Page 186 Troubleshooting 8-2-18. High pressure sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Wire open or short of outdoor high pressure Causes - Wire open or defect of related sensor Detection of high/low pressure sensor error 1.
  • Page 187 Troubleshooting 8-2-20. Fixed compressor discharge temperature sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Wire open or short of outdoor fixed compressor discharge temperature sensor Causes - Wire open or current leak of related sensor Is outdoor fixed compressor discharge temperature sensor connector not...

  • Page 188: Communication Error After Completion Of Tracking

    Troubleshooting 8-2-21. Communication error after completion of tracking Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - In case that the communication is not available for 2 minutes during operation Judgment method between indoor and outdoor unit. Causes - Communication error between indoor unit and outdoor unit Press the reset key (K3) of outdoor unit...
  • Page 189 Troubleshooting 8-2-22. Communication error in tracking Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - Mismatching of the indoor unit numbers set with those communicated during Judgment method outdoor unit tracking. - Communication error between indoor unit and outdoor unit, and switch setting Causes error for installed numbers.
  • Page 190 Troubleshooting 8-2-23. Indoor unit float switch error Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When the indoor unit float switch is open for longer than 1 minute Causes - Drain fan level increase due to the indoor unit drain pump failure, detection sensor bad E3 error is reset when the power of indoor unit is reset.
  • Page 191 Troubleshooting Check of drain pump (option) SW03 switch No.4 of indoor unit to OFF? Temperature Resistance SW03 Drain pump not use Drain pump use SW03 switch of indoor unit PCB Replace the indoor unit PCB. Are the drain pump and float switch installed? Set the SW03 switch No.4 of indoor unit PCB to ON and reset the...
  • Page 192 Troubleshooting 8-2-24. Setting error of option switch in indoor unit Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Switch setting error for using the wired remote controller Causes - Option switch setting error of indoor unit The error is occurred when the option switch for using the remote controller, No.1 switch on SW03, is set and the wired remote controller address is different from the RMC address of indoor unit.
  • Page 193 Troubleshooting 8-2-25. Breakaway of indoor unit EVAP IN sensor Outdoor unit display (Breakaway error of xth indoor unit EVAP IN piping sensor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - EVAP IN piping sensor of indoor unit departed 1.
  • Page 194 Troubleshooting 8-2-26. Breakaway of indoor unit EVAP OUT sensor Outdoor unit display (Breakaway error of xth indoor unit EVAP OUT piping sensor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - EVAP out piping sensor of indoor unit departed 1.
  • Page 195 Troubleshooting 8-2-27. Electronic expansion valve open error Outdoor unit display (Open error of xth electronic expansion valve) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - Indoor unit electronic expansion valve open error 1.
  • Page 196 Troubleshooting 8-2-28. Electronic expansion valve close error Outdoor unit display (Close error of xth electronic expansion valve) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - Indoor unit electronic expansion valve close error 1.
  • Page 197 Troubleshooting 8-2-29. Breakaway of EVAP IN, OUT sensors Outdoor unit display (Breakaway error of xth indoor unit EVAP IN, OUT piping sensor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - EVAP IN, OUT piping sensor of indoor unit departed 1.
  • Page 198 Troubleshooting 8-2-30. Total leakage of outdoor refrigerant / Loading failure Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method - Leakage of outdoor unit refrigerant Causes - Loading failure 1.
  • Page 199 Troubleshooting Is the resistance If any one of the resistance of compressor normal between compressor terminals L1(R)-L2(S), L2(S)-L3(T) and L3(T)-L1(R) is not terminals? normal, it shall be regarded as OLP trip and then wait until the compressor is cooled to restart. Error reset (key3) Test operation (key 4) - All indoor units...
  • Page 200 Troubleshooting 8-2-31. Breakaway of outdoor unit COND sensor Outdoor unit display (Breakaway error of outdoor COND sensor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - Outdoor COND sensor departed 1.
  • Page 201 Troubleshooting 8-2-32. Breakaway of oil temperature sensor Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - Oil temperature sensor departed 1. Judgment time During 30 minutes from starting compressor(the same as in cooling and heating operation) 2.
  • Page 202 Troubleshooting 8-2-34. Breakaway of fixed compressor discharge sensor Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - Fixed compressor discharge sensor departed 1. Judgment time After 30 minutes from start of digital compressor and general compressor 2.
  • Page 203 Troubleshooting 8-2-35. Indoor unit room sensor error (open / short) (Open/short error of xth room temperature sensor) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - Indoor unit temperature sensor open/short defect Is room temperature sensor connector departed from PCB?
  • Page 204 Troubleshooting 8-2-36. Indoor unit EVAP IN sensor error (open / short) Outdoor unit display (Open/short error of xth indoor EVAP IN sensor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - Open/short error of xth indoor unit EVAP IN sensor Is indoor EVAP IN...
  • Page 205 Troubleshooting 8-2-37. Indoor unit EVAP OUT sensor error (open / short) Outdoor unit display (Open/short error of xth indoor EVAP OUT sensor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - Open/short error of xth indoor unit EVAP OUT sensor Is indoor EVAP OUT...
  • Page 206 Troubleshooting 8-2-38. Indoor unit fan motor starting error (xth indoor unit fan motor starting error) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the following judgment method Causes - xth indoor unit fan motor starting error 8-2-39.
  • Page 207 Troubleshooting Specification 2 • In case of occurring the error during the operation, error mode is displayed at the outdoor unit PCB display. • Error display number each means the following error. Error range 101~120 121~150 151~200 201~220 221~400 401~550 551~600 601~650 701~900...
  • Page 208 Troubleshooting Error Display Contents Remark SEG 1 SEG 2,3,4 Mixed operation error(operate heat & cool mode at same time) EEPROM error Option setting error Electric heater discharge temperature protect error No fan error related to the electric heater NUMBER 201~600 Outdoor unit related error Outdoor communication related error Installed indoor unit number setting error...
  • Page 209 Troubleshooting Error Display Contents Remark SEG 1 SEG 2,3,4 SUMP TEMP FIXED 1 sensor error OPEN/SHORT _ Detected when the outdoor temperature is over -10˚C _ ERROR LEVEL : OVER 4.95V(-30˚C), BELOW 0.5V(151˚C) SUMP TEMP FIXED 2 sensor error OPEN/SHORT _ Detected when the outdoor temperature is over -10˚C _ ERROR LEVEL : OVER 4.95V(-30˚C), BELOW 0.5V(151˚C) SUMP TEMP FIXED 3 sensor error OPEN/SHORT...
  • Page 210 Troubleshooting Error Display Contents Remark SEG 1 SEG 2,3,4 Outdoor unit discharge temperature 2 protection control Outdoor unit discharge temperature 3 protection control Outdoor unit EEV open 1 self diagnosis error Outdoor unit EEV open 2 self diagnosis error Outdoor unit EEV open 3 self diagnosis error Outdoor unit EEV close 1 self diagnosis error Outdoor unit EEV close 2 self diagnosis error Outdoor unit EEV close 3 self diagnosis error...
  • Page 211 Troubleshooting 8-2-41. Indoor unit room temp. sensor error (open / short) x x x Outdoor unit display (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - OPEN/SHORT defect of indoor temperature sensor Is separated the indoor room...
  • Page 212 Troubleshooting 8-2-42. Indoor unit EVAP IN sensor error (open / short) x x x Outdoor unit display (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - OPEN/SHORT error of x indoor unit EVAP IN sensor error(OPEN/SHORT) Is separated the indoor EVAP IN...
  • Page 213 Troubleshooting 8-2-43. Indoor unit EVAP OUT sensor error (open / short) x x x Outdoor unit display (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - OPEN/SHORT error of x indoor unit EVAP OUT sensor error(OPEN/SHORT) Is separated the indoor EVAP OUT...
  • Page 214 Troubleshooting 8-2-44. Indoor unit EVAP IN sensor breakaway x x x Outdoor unit display (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - Indoor unit EVAP IN sensor breakaway 1.
  • Page 215 Troubleshooting 8-2-45. Indoor unit EVAP OUT sensor breakaway x x x Outdoor unit display (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - Indoor unit EVAP OUT sensor breakaway 1.
  • Page 216 Troubleshooting 8-2-46. The starting error of indoor unit fan motor x x x Outdoor unit display (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method Causes - The starting error of x indoor unit fan motor - 215 -...
  • Page 217 Troubleshooting 8-2-47. Communication error between the indoor unit and outdoor unit on tracking Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - When the number of indoor unit of installation switch mismatch with communicated indoor unit on Judgment method tracking the outdoor unit - Communication error between the indoor unit and outdoor unit, and the setting switch setup error for...
  • Page 218 Troubleshooting 8-2-48. Communication error after the completion of tracking Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When it is not communicated between the indoor unit and outdoor unit during the operation Causes - Communication error between the indoor unit and outdoor unit Check the display part with pressing the rest key(K3) of the outdoor unit PCB.
  • Page 219 Troubleshooting 8-2-49. Outdoor temperature sensor error Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When opening or shorting of outdoor temperature sensor Causes - Open or short of the corresponding sensor Is separated the outdoor temperature sensor connecter from PCB? Restart after connecting a connecter to PCB.
  • Page 220 Troubleshooting 8-2-50. Outdoor COND OUT sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When opening or shorting of outdoor COND OUT sensor Causes - Open or short of the corresponding sensor Is separated the outdoor COND OUT sensor connecter from PCB? Restart after connecting a connecter to PCB.
  • Page 221 Troubleshooting 8-2-51. COND OUT sensor breakaway Outdoor unit display (MAIN COND OUT sensor), (SUB COND OUT sensor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - Indoor heat exchanger COND OUT sensor breakaway Classify the position of COND OUT sensor because it is different according to the number of error.
  • Page 222 Troubleshooting 8-2-52. The error of outdoor unit COND MID temperature sensor (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When opening or shorting of outdoor heat exchanger temperature sensor Causes - Open or short of the corresponding sensor Is separated the outdoor unit COND MID sensor connecter from...
  • Page 223 Troubleshooting 8-2-53. The error of digital compressor discharge temperature sensor (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When opening or shorting of digital compressor temperature sensor Causes - Open or short of the corresponding sensor Is separated the digital compressor discharge temperature sensor connecter of...
  • Page 224 Troubleshooting 8-2-54. The error of fixed capacity compressor discharge temperature sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When opening or shorting of fixed capacity compressor discharge temperature sensor Causes - Open or short of the fixed capacity compressor discharge temperature sensor Is separated the fixed capacity...
  • Page 225 Troubleshooting 8-2-55. The compressor discharge temperature sensor breakaway (Digital Compressor), (Fixed 1 Compressor) Outdoor unit display (Fixed 2 Compressor), (Fixed 3 Compressor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - Compressor discharge temperature sensor breakaway You shall classify the position of compressor discharge temperature sensor according to the below code.
  • Page 226 Troubleshooting 8-2-56. The compressor SUMP temperature(Oil temperature) sensor breakaway (Digital Compressor), (Fixed 1 Compressor) Outdoor unit display (Fixed 2 Compressor), (Fixed 3 Compressor) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - SUMP(Oil) temperature sensor breakaway You shall classify the position of compressor discharge temperature sensor according to the below code.
  • Page 227 Troubleshooting 8-2-57. OIL temperature sensor error (open / short) Outdoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Indoor unit display Judgment method - When opening or shorting of outdoor oil temperature sensor Causes - Open or short of the corresponding sensor Is separated the outdoor oil temperature sensor connecter from PCB?
  • Page 228 Troubleshooting 8-2-58. High pressure sensor error (open / short) Outdoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Indoor unit display Judgment method - When opening or shorting of outdoor high pressure sensor Causes - Open or short of the corresponding sensor Detection method of low/high pressure sensor OPEN/SHORT error 1.
  • Page 229 Troubleshooting 8-2-60. SUCTION temperature sensor error (open / short) Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When opening or shorting of suction temperature sensor Causes - Open or short of the corresponding sensor Is separated the outdoor suction temperature sensor connecter from PCB?
  • Page 230 Troubleshooting 8-2-61. Indoor unit freezing protection Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - When the temperature of indoor unit heat exchanger on cooling operation maintains Judgment method over 5 minutes below -4˚C - Indoor fan motor defect or lock Causes - EEV open error If the outdoor temperature is so low(below -5˚C) or a number of indoor unit is off simultaneously, the indoor unit can be frozen in an instant.

  • Page 231: High Pressure Protection Control

    Troubleshooting 8-2-62. High pressure protection control Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - It is detected when the value of high pressure sensor is over 28kg/cm <Cooling operation> - Outdoor unit fan motor error(lock, defect)/Fan motor capacitor defect or wire short Outdoor heat exchanger pollution/SSR defect for fan control/Service valve lock Causes <Heating operation>...

  • Page 232: Low Pressure Protection Control

    Troubleshooting 8-2-63. Low pressure protection control Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - It is detected when the value of low pressure sensor is below 0.7kg/cm on cooling, and Judgment method 0.2kg/cm on heating. <Cooling operation>...
  • Page 233 Troubleshooting 8-2-64. Compressor SUMP temperature protection Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - When the SUMP temperature is maintains for five minutes over 95˚C Causes - The loading defect of compressor/The defect of Sump temperature sensor Error reset(KEY 3) Test operation (The same condition with that error occurred)
  • Page 234 Troubleshooting 8-2-65. The reverse phase of 3 phases power Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - In case of being reversed the order of phases or not entered one or every phase voltage Judgment method compared to the 3 phases detection circuit wave (If the phase voltage is return to normal, error is auto released) Causes...
  • Page 235 Troubleshooting 8-2-66. Compression rate control Outdoor unit display Indoor unit display Judgment method - When the rate of (High pressure +1)/(Low pressure +1) maintains over 5 minutes with 8.5 over Causes Error reset(KEY 3) Is the service vale opened all? Open the service valve.
  • Page 236 Troubleshooting 8-2-67. Prohibit to start compressor according to the outdoor temperature (30˚C over of outdoor temperature on heating mode) Outdoor unit display (-5˚C below of outdoor temperature on cooling mode) Indoor unit display - If the outdoor temperature is below -5˚C at the right before of compressor start, prohibit cooling operation.
  • Page 237 Troubleshooting 8-2-68. The low pressure detection error at the initial of compressor start Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) - If the value of low sensor before the pump down start is lower than the compressor down pressure, Judgment method prohibit the start.(In cooling 0.7kg/cm , in heating 0.2kg/cm...

  • Page 238: Defrost Operation

    Troubleshooting 8-2-69. Defrost operation Outdoor unit display Indoor unit display Judgment method - The operation to defrost in the outdoor heat exchanger during the heating operation Causes - Defrost operation (Not error) Check method This is not the error, so normal heating operation is performed after defrost. 8-2-70.
  • Page 239 Troubleshooting 8-2-72. Loading failure or OLP TRIP Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - Loading failure of digital compressor or OLP Trip 1. Judge method 1) Cooling operation Tcond, out - Tair, out >...
  • Page 240 Troubleshooting If any one of the resistance value of compressor Is the resistance value terminals L1(R)-L2(S), L2(S)-L3(T), L3(T)-L1(R) is between the compressor not normal, it shall be regarded as OLP Trip. Wait terminals normal? until the compressor is cooled to restart. Error reset(KEY 3) Test operation for every room (KEY 4)
  • Page 241 Troubleshooting 8-2-73. Oil collection operation Outdoor unit display Indoor unit display Judgment method - Oil collection operation(Not error) - Oil collection operation Causes Check method This is the special operation mode to recollect oil discharged from the compressor, and it is entered for 3 minutes in 7 hours interval.
  • Page 242 Troubleshooting 8-2-74. Setting error of option switch for peripheral equipment control Outdoor unit display Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - In case of mismatching the setup for use of wired remote control - Option switch setup error of indoor unit Causes This error is occurred when the option switch for using the remote control is set, and the wired remote control address is different from the RMC address of indoor unit.
  • Page 243 Troubleshooting 8-2-75. Floating switch detection of the indoor unit drain pump detection : (Displayed only outdoor unit) Outdoor unit display detection : x x x (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Filter) - Refer to the below judge method Judgment method - The rising water level of drain plate due to the defect of drain pump of indoor unit or Causes...
  • Page 244 Troubleshooting Check the drain pump Is SW03 switch No. 4 on the indoor unit PCB off positioning? K1 K2 K3 K4 Switch position Function Not used a drain pump Use a drain pump SW03 switch of indoor unit PCB Replace the indoor unit PCB Is installed the drain pump and float switch? Correct the K4 switch on the indoor...
  • Page 245 Troubleshooting 8-2-76. Indoor unit EEV CLOSE error detection : (Displayed only outdoor unit) Outdoor unit display detection : x x x (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - Indoor unit EEV operation defect (EEV does not open.)
  • Page 246 Troubleshooting 8-2-77. Indoor unit EEV OPEN error detection : (Displayed only outdoor unit) Outdoor unit display detection : x x x (x x x : Indoor unit address occurred error) Indoor unit display (Operation) (Timer) (Fan) (Filter) (Removing frost) Judgment method - Refer to the below judge method Causes - Indoor unit EEV operation defect (The refrigerant leaks to the stopped indoor unit.)
  • Page 247 Troubleshooting 8-3. Self-diagnosis by LED indoor unit Indicators Abnormal conditions Remark Removing Operation frost Power reset Error of temperature sensor in indoor unit Displayed on appropriate indoor unit (OPEN/SHORT) which is operating Error of heat exchanger sensor in indoor unit Displayed on appropriate Error of heat exchanger OUT sensor in indoor unit indoor unit which is operating...
  • Page 248 Troubleshooting 8-4. Defect judgment and troubleshooting by S-NET It is possible for DVM system air conditioner to check and troubleshoot by use of S-NET. 8-4-1. S-NET main operation check If the following S-NET data is displayed at the test operation after installation, make repairs with reference to the check method.
  • Page 249 Troubleshooting 8-4-2. Outdoor unit 1. Check the discharge temperature (T-discharge) of compressor. If it maintains 70˚C ~ 110˚C, it is judged normal. Applied temperature condition (before the test operation) : Outdoor temperature ; Over 0˚C Applied temperature condition (before the test operation) : Room temperature ;...
  • Page 250 Troubleshooting 3. Check the over cooling temperature (T-subcool). Calculate the degree of over cooling (Condensing - Over cooling temperature) If it maintains 1˚C ~ 10˚C, it is judged normal. Applied temperature condition (before the test operation) : Outdoor temperature ; Over 0˚C Applied temperature condition (before the test operation) : Room temperature ;...
  • Page 251 Troubleshooting 8-4-3. Indoor unit 1. Check the EEV OPEN (E-valve). EEV OPEN maintains 100~250 step, it is judged normal. - 250 -...
  • Page 252 Troubleshooting 2. Check the inlet temperature of indoor unit(T-evap in) and room temperature (T-air in). If [T-evap in] - [T-air in] = 10°… over, it is judged normal. But, if the room temperature is so higher than the room average temperature, it is a failure. Example) 10˚C ≤...
  • Page 253 Troubleshooting 3. Check the outlet temperature of indoor unit(T-evap out) and room temperature (T-air in). If [T-evap in] - [T-air out] = 10˚C over, it is judged normal. But, if the room temperature is so higher than the room average temperature, it is a failure. Example) 10˚C ≤...
  • Page 254 Troubleshooting 8-5. S-NET defect type and check method 8-5-1. System refrigerant over charge Phenomenon Check method After operation over 40 minutes with the • Discharge a some refrigerant from the outdoor unit by use of a test operation in cooling mode. charging cylinder.
  • Page 255 Troubleshooting 8-5-2. System refrigerant shortage Phenomenon Check method After operation over 40 minutes with the test • First check refrigerant leakage at any place if there is no operation in cooling mode. leak. • E-valve : 4 Room-479 > 250, 1 Room-216 < 250 •...
  • Page 256 Troubleshooting 8-5-3. Indoor unit PCB defect/Sensor defect Phenomenon Check method • 24(T-air in) - 70(T-evap in) = -46˚C < 10˚C • Measure the resistance value of the indoor unit inlet temperature sensor by use of a tester. If the resistance value is a failure, •...
  • Page 257 Troubleshooting 8-5-4. EEV defect / Pipe clogging Phenomenon Check method • T-evap in, T-evap out, T-air in Maintain the • Check whether EEV connecter is departed. same temperature. • Check the open/close of EEV through the reset of indoor unit •...
  • Page 258 Troubleshooting 8-5-5. The mixing up communication wires between outdoor units Phenomenon Check method • Mixed up refrigerant pipes and communication wires of • Be sure to operate only an outdoor unit at the test indoor units and outdoor units. operation. •...

  • Page 259: Heat Exchanger

    Troubleshooting 8-5-6. No driving of outdoor unit fan/Clogging of the surroundings of outdoor unit heat exchanger Phenomenon Check method • The T-cond rises rapidly. • S-NET displays the driving of outdoor unit fan, but the fan does not drive actually. •...
  • Page 260 Troubleshooting 8-5-7. Clogging of the refrigerant pipe of sensor attaching part at the indoor unit inlet/Department of a sensor Phenomenon Check method • The temperature of indoor unit inlet is so higher than • Check the department of temperature sensor of indoor that of the other indoor unit.
  • Page 261 Troubleshooting 8-5-8. Breakaway of an outlet sensor of indoor unit Phenomenon Check method • The temperature of indoor unit outlet is so higher than • Check the breakaway of temperature sensor of indoor that of the other indoor unit. unit inlet. •...
  • Page 262 Troubleshooting 8-5-9. Breakaway of PWM valve connecter(Not controlled the capacity of compressor) / Shortage of refrigerant Phenomenon Check method • The T-discharge rises. • Check if the PWM connecter is departed. • After checking the pressure of refrigerant, recharge the •...
  • Page 263 Troubleshooting 8-5-10. Full leakage of refrigerant / Loading defect Phenomenon Check method • The T-discharge rises. • Check the operating current of compressor with Hook meter. • The temperature of indoor unit inlet/outlet and room is same. • Check PWM OPEN. Check the ON/OFF when applying the power.
  • Page 264 Troubleshooting 8-5-11. Outdoor temperature sensor open Phenomenon Check method • Operation/Fan error is flickering on the indoor unit. • Check the resistance of outdoor temperature sensor. • t1 error is displayed on the outdoor PCB. • Replace the outdoor temperature sensor and check S-NET.
  • Page 265 Troubleshooting 8-5-12. Outdoor unit Cond mid sensor open Phenomenon Check method • Operation/Fan error is flickering on the indoor unit. • Check the resistance of outdoor unit Cond mid sensor. • t2 error is displayed on the outdoor PCB. • Replace the outdoor unit Cond mid sensor and check S-NET.
  • Page 266 Troubleshooting 8-5-13. Outdoor unit Cond out sensor open Phenomenon Check method • Operation/Fan error is flickering on the indoor unit. • Check the resistance of outdoor unit Cond out sensor. • t4 error is displayed on the outdoor PCB. • Replace the outdoor unit Cond out sensor and check S-NET.
  • Page 267 Troubleshooting 8-5-14. Department of the connecter of Outdoor unit temperature sensor Phenomenon Check method • Operation/Fan error is flickering on the indoor unit. • Check the department of connecter of outdoor unit temperature sensor. • The temperatures related to outdoor unit all are displayed at -40˚C.
  • Page 268 Troubleshooting 8-5-15. Outdoor unit Discharge temperature sensor OPEN Phenomenon Check method • Operation/Fan error is flickering on the indoor unit. • Check the department of connecter of outdoor unit temperature sensor. • T-discharge is displayed at 0˚C. • t3 error is displayed on the outdoor PCB. - 267 -...

  • Page 269: Exploded Views And Parts List

    Exploded Views and Parts List 9-1. Outdoor unit 9-1-1. B Type 16,17 28-2 28-1 28-3 28-5 28-4 28-6 28-9 28-8 28-7 - 268 - - 268 -...
  • Page 270 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RVMH050CBM0 RVMH060GBM0 RVMH060GDM0 RVMC050CBM0 DB90-00626B ASS'Y CABI TOP ASS'Y DB61-30615B SUPPORTER FRAME SGCC-M T1.2 DB61-00398A SUPPORTER MOTOR SGCC-M T1.6 DB90-00551A ASS'Y CABI BACK LF ASS'Y DB90-00550B ASS'Y CABI BACK RH ASS'Y DB90-00550C ASS'Y CABI BACK RH...
  • Page 271 Exploded Views and Parts List 9-1-2. D Type 32-2 29-3 29-4 32-4 29-5 28-1 29-2 29-6 32-3 30-1 32-1 29-1 19-1 20-1 22-2 22-9 22-1 22-4 22-5 22-3 22-6 22-8 22-7 - 270 -...
  • Page 272 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RVMC060GAM0 RVMC060GAM1 MUF7201F1 RVMC070FAM0 DB94-00067B ASS'Y FAN GUARD ASS'Y DB63-00156A COVER TOP SECC-P T1.0 DB67-50074A FAN PROPELLER ø 460 DB61-01224A BRACKET FAN MOTOR SGCC-M, T2.5 DB31-00072G MOTOR FAN LF OSME-1284SRC(S562) DB31-00072E MOTOR FAN LF...
  • Page 273 Exploded Views and Parts List D Type (cont.) 32-2 29-3 29-4 32-4 29-5 28-1 29-2 29-6 32-3 30-1 32-1 29-1 19-1 20-1 22-2 22-9 22-1 22-4 22-5 22-3 22-6 22-8 22-7 - 272 -...
  • Page 274 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RVMC060GAM0 RVMC060GAM1 MUF7201F1 RVMC070FAM0 DB90-00277B ASS'Y COVER CONTROL IN ASS'Y DB96-01295A ASS'Y COND RH ASS'Y DB96-01293A ASS'Y COND OUT LF ASS'Y DB90-00278A ASS'Y BRACKET BACK ASS'Y DB90-00276A ASS'Y COVER BACK ASS'Y DB96-00456B ASS'Y DISCHARGE...
  • Page 275 Exploded Views and Parts List 9-1-3. E Type 22-6 22-4 22-2 22-1 22-3 22-8 22-7 22-10 22-11 22-5 22-9 22-12 - 274 -...
  • Page 276 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RVMC100GAM0 RVMH100GAM0 RVMC100FAM0 RVMH100GCM0 RVMH100FAM0 DB64-00403A INLAY GUARD FAN DB63-00316A GUARD FAN HSWR DB62-01233A BELLOW MOUTH DB67-00150A FAN PROPELLER AS + GF20% DB31-00135A MOTOR FAN OSM-4508SRC(S435) DB31-00135B MOTOR FAN OSME-4506SRC(S436) DB90-01142A ASS'Y COVER TOP...
  • Page 277 Exploded Views and Parts List E Type (cont.) 22-6 22-4 22-2 22-1 22-3 22-8 22-7 22-10 22-11 22-5 22-9 22-12 - 276 -...
  • Page 278 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RVMC100GAM0 RVMH100GAM0 RVMC100FAM0 RVMH100GCM0 RVMH100FAM0 DB96-02040A ASS'Y COND OUT LF ASS'Y DB96-01802A ASS'Y COND OUT LF ASS'Y DB96-01900A ASS'Y COND OUT LF ASS'Y DB96-02041A ASS'Y COND OUT RH ASS'Y DB96-01804A ASS'Y COND OUT RH...
  • Page 279 Exploded Views and Parts List 9-1-4. F Type 47-1 47-2 28-2 28-3 - 278 -...
  • Page 280 Exploded Views and Parts List 31-1 31-2 31-3 31-4 56-1 31-5 56-2 - 279 -...
  • Page 281 Exploded Views and Parts List F Type (cont.) 31-1 31-2 31-3 31-4 56-1 31-5 56-2 - 280 -...
  • Page 282 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RMAH140GAM0 RMAH160GAM0 DB64-00403A INLAY GUARD FAN DB63-00316A GUARD FAN HAWR DB62-01233A BELLOW MOUTH DB67-00150B FAN PROPELLER AS+GF20% DB31-00135B MOTOR FAN OSME-4506SRC(S436) DB31-00201C MOTOR FAN OSME-4566SRC(S439) DB90-01142A ASS'Y COVER TOP ASS'Y DB61-00722A BRACKET MOTOR...
  • Page 283 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification RMAH140GAM0 RMAH160GAM0 DB61-01542A LEG BASE SECC-P T3.2 DB93-01849B ASS'Y CONTROL BOX MAIN ASS'Y 30-1 DB93-01792A ASSY CONTROL CABI ASS'Y 30-2 DB61-01460A CASE PCB OUT 30-3 2501-001234 CAPACITOR 20uF 30-4 DB26-10079C...
  • Page 284 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification RMAH140GAM0 RMAH160GAM0 DB96-02543B ASS'Y TUBE-4WAY VALVE ASS'Y 40-1 DB32-00116A SENSOR-HIGH PRESSURE ASS'Y 40-2 DB32-00115A SENSOR-LOW PRESSURE ASS'Y 40-3 DB99-00317A ASS'Y VALVE 4WAY ASS'Y DB96-02736A ASS'Y TUBE-BYPASS LIQUID ASS'Y DB96-03451A ASS'Y TUBE-OIL BALANCE BYPASS...
  • Page 285 Exploded Views and Parts List - 284 -...
  • Page 286 Exploded Views and Parts List 30-10 30-1 30-2 30-4 30-7 30-3 30-8 30-5 30-6 30-9 56-1 56-2 56-3 56-4 - 285 -...
  • Page 287 Exploded Views and Parts List G Type (cont.) 31-1 31-3 31-2 31-4 31-5 57-1 31-6 57-2 - 286 -...
  • Page 288 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RMAH180GAM0 RMAH200GAM0 DB64-00403A INLAY GUARD FAN DB63-00316A GUARD FAN HAWR DB62-01233A BELLOW MOUTH DB67-00150B FAN PROPELLER AS+GF20% DB31-00135B MOTOR FAN OSME-4506SRC(S436) DB31-00201C MOTOR FAN OSME-4566SRC(S439) DB90-01142A ASS'Y COVER TOP ASS'Y DB61-00722A BRACKET MOTOR...
  • Page 289 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification RMAH180GAM0 RMAH200GAM0 DB93-01849B ASS'Y CONTROL BOX MAIN ASS'Y 30-1 DB93-01792A ASSY CONTROL CABI ASS'Y 30-2 DB61-01460A CASE PCB OUT 30-3 2501-001234 CAPACITOR 20uF 30-4 DB26-10079C TRANS POWER AC230V,DC17V,1A 30-5 2901-001229...
  • Page 290 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification RMAH180GAM0 RMAH200GAM0 DB96-02543B ASS'Y TUBE-4WAY VALVE ASS'Y 40-1 DB32-00116A SENSOR-HIGH PRESSURE ASS'Y 40-2 DB32-00115A SENSOR-LOW PRESSURE ASS'Y 40-3 DB99-00317A ASS'Y VALVE 4WAY ASS'Y DB96-02736A ASS'Y TUBE-BYPASS LIQUID ASS'Y DB96-03451A ASS'Y TUBE-OIL BALANCE BYPASS...
  • Page 291 Exploded Views and Parts List - 290 -...
  • Page 292 Exploded Views and Parts List 31-1 31-2 31-3 31-4 31-5 62-1 31-6 62-2 63-1 63-2 - 291 -...
  • Page 293 Exploded Views and Parts List G Type (cont.) 30-10 30-1 30-2 30-4 30-3 30-7 30-8 30-5 30-6 30-9 61-1 61-2 61-3 61-4 61-5 61-6 - 292 -...
  • Page 294 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RMAH220GAM0 RMAH240GAM0 RMAH260GAM0 DB64-00403A INLAY GUARD FAN DB63-00316A GUARD FAN HAWR DB62-01233A BELLOW MOUTH DB67-00150B FAN PROPELLER AS+GF20% DB31-00135B MOTOR FAN OSME-4506SRC(S436) DB31-00201C MOTOR FAN OSME-4566SRC(S439) DB90-01142A ASS'Y COVER TOP ASS'Y DB61-00722A BRACKET MOTOR...
  • Page 295 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification RMAH220GAM0 RMAH240GAM0 RMAH260GAM0 DB93-01849B ASS'Y CONTROL BOX MAIN ASS'Y 30-1 DB93-01792A ASSY CONTROL CABI ASS'Y 30-2 DB61-01460A CASE PCB OUT 30-3 2501-001234 CAPACITOR 20uF 30-4 DB26-10079C TRANS POWER AC230V,DC17V,1A 30-5 2901-001229...
  • Page 296 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification RMAH220GAM0 RMAH240GAM0 RMAH260GAM0 DB96-02525A ASS'Y TUBE-BYPASS LIQUID ASS'Y DB96-03451A ASS'Y TUBE-OIL BALANCE BYPASS ASS'Y DB96-03452A ASS'Y TUBE-PWM VALVE ASS'Y DB96-02883A ASS'Y TUBE-SUB CHARGING VALVE ASS'Y DB67-00321A OIL SEPARATOR ASS'Y DB67-00322A OIL SEPARATOR...
  • Page 297 Exploded Views and Parts List 9-1-6. G Type 50-1 50-2 - 296 -...
  • Page 298 Exploded Views and Parts List 31-1 31-2 31-3 31-4 31-5 61-1 31-6 61-2 62-1 65-2 - 297 -...
  • Page 299 Exploded Views and Parts List G Type (cont.) 30-10 30-1 30-2 30-4 30-3 30-7 30-8 30-5 30-6 60-1 60-2 60-3 30-4 60-5 60-6 - 298 -...
  • Page 300 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RMAH280GAM0 RMAH300GAM0 DB64-00403A INLAY GUARD FAN DB63-00316A GUARD FAN HAWR DB62-01233A BELLOW MOUTH DB67-00150B FAN PROPELLER AS+GF20% DB31-00135B MOTOR FAN OSME-450SRC(S436) DB31-00201C MOTOR FAN OSME-4566SRC(S439) DB90-01142A ASS'Y COVER TOP ASS'Y DB61-00722A BRACKET MOTOR...
  • Page 301 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification RMAH280GAM0 RMAH300GAM0 DB93-01850B ASS'Y CONTROL BOX SUB ASS'Y 31-1 DB93-01792A ASSY CONTROL CABI ASS'Y 31-2 3501-001231 RELAY POWER 208-240V(50HZ) 31-3 3501-001247 RELAY POWER 208-240V(50HZ) 31-4 DB65-40062L TERMINAL BLOCK 2P 2P (F1 F2) 31-5 DB65-00118B...
  • Page 302 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification RMAH280GAM0 RMAH300GAM0 DB39-00910A CONNECT WIRE-JOINT JUMP ASS'Y DB32-00100A TOTAL SENSOR ASSY ASS'Y 60-1 DB95-00430A ASS'Y SENSOR ASS'Y 60-2 DB32-10043N ASS'Y SENSOR ASS'Y 60-3 DB95-00417A ASS'Y SENSOR ASS'Y 60-4 DB95-00429A ASS'Y SENSOR...
  • Page 303 Exploded Views and Parts List 9-1-7. DVM PLUS(RMBH100GAM0) 26-1 26-2 - 302 -...
  • Page 304 Exploded Views and Parts List Part List Q'TY Code No. Description Specification RMBH100GAM0 DB64-00403A INLAY GUARD FAN DB63-00316A GUARD FAN HAWR DB62-01233A BELLOW MOUTH DB67-00150B FAN PROPELLER AS+GF20% DB31-00201D MOTOR FAN OSME-4576ARC(S441) DB90-01142A ASS'Y COVER TOP ASS'Y DB61-00722A BRACKET MOTOR SGCC-M T2.0 DB64-00489C CABINET FRONT UP...
  • Page 305 Exploded Views and Parts List 9-2. Indoor unit 9-2-1. 1-Way cassette type(body) 14-2 14-1 14-3 - 304 -...
  • Page 306 Exploded Views and Parts List Part List Q'TY AVMKC026EA0MID Code No. Description Specification AVMKC026EA AVMKC020CA0MID AVMKC032CA0MID AVMKC020EA AVMKC020EA0MID AVMKC035EA AVMKC035EA0MID AVMKC040CA0MID DB90-00588A ASS'Y CABI ASS'Y DB90-00704A ASS'Y HOLDER DRAIN PUMP ASS'Y, PS(V0) DB67-00114A DRAIN PUMP SAUREMAN DB69-00298A CUSHION BODY DB94-00196A ASS'Y CASE FAN SIDE ASS'Y, PS(V0) DB94-00066A...
  • Page 307 Exploded Views and Parts List 1-Way cassette type(body) (cont.) 14-2 14-1 14-3 - 306 -...
  • Page 308 Exploded Views and Parts List Part List Q'TY AVMKH026EA0 Code No. Description Specification AVMKH032CA AVMKH026EA0MID AVMKH020EA AVMKH020CA AVMKH035EA AVMKH040CA AVMKH035EA0MID DB90-00588A ASS'Y CABI ASS'Y DB90-00588B ASS'Y CABI ASS'Y DB90-00704A ASS'Y HOLDER DRAIN PUMP ASS'Y, PS(V0) DB67-00114A DRAIN PUMP SAUREMAN DB69-00298A CUSHION BODY DB94-00196A ASS'Y CASE FAN SIDE...
  • Page 309 Exploded Views and Parts List 9-2-2. 1-Way cassette type(panel) (cont.) - 308 -...
  • Page 310 Exploded Views and Parts List Part List Q'TY Code No. Description Specification MFR118I1A MGKH118IE0 MGKH118IC0 MGKH118IA0 MGKH118IU0 DB63-00164A COVER VALVE HIPS(UL94-V0) DB66-00160A BLADE V HIPS(UL94-V0) DB66-00157A LINK BLADE DB63-00163A COVER PCB CASE HIPS(UL94-V0) DB93-00374A DISPLAY PCB ASS'Y ASS'Y DB93-01021A DISPLAY PCB ASS'Y ASS'Y DB31-10153D STEP MOTOR...
  • Page 311 Exploded Views and Parts List 9-2-3. 4-Way cassette type(body : 5.2kW~7.2kW) - 310 -...
  • Page 312 Exploded Views and Parts List Part List Q'TY AVMCCO52CA0 AVMCC052EAOMID AVMCCO52CA0MID Code No. Description Specification AVMCH052EAO AVMCHO52CA0 AVMCC052EAO AVMCC070EA0 AVMCH052EAOMID AVMCC072CA0 AVMCH052EAOSKD AVMCC072CA0MID AVMCH072CA0 DB63-00058A GUARD SAFETY HSWR DB63-00050A COVER CONTROL SGCC-M T0.7 DB63-00049A COVER PCB SGCC-M T0.7 DB90-00127C ASS'Y CASE CONTROL ASS'Y DB90-00128A ASS'Y CASE PCB...
  • Page 313 Exploded Views and Parts List 4-Way cassette type(body : 5.2kW~7.2kW) (cont.) - 312 -...
  • Page 314 Exploded Views and Parts List Part List Q'TY AVMCH070EA0 Code No. Description Specification AVMCC070EA0MID ABM1800B1 ABM2400B1 AVMCH070EA0MID AVMCH070EA0SKD DB63-00058A GUARD SAFETY HSWR DB63-00050A COVER CONTROL SGCC-M T0.7 DB63-00049A COVER PCB SGCC-M T0.7 DB90-00127C ASS'Y CASE CONTROL ASS'Y DB90-00128A ASS'Y CASE PCB ASS'Y DB65-00029M TERMINAL BOARD 5P...
  • Page 315 Exploded Views and Parts List 9-2-4. 4-Way cassette type(body : 10.5kW) - 314 -...
  • Page 316 Exploded Views and Parts List Part List Q'TY Code No. Description Specification AVMCC105EA0MID AVMCC105EA0 AVMCC105CA0 AVMCC105CA0MID AVMCH105EA0MID AVMCH105EA0 AVMCH105CA0 DB63-00058A GUARD SAFETY HSWR DB63-00050A COVER CONTROL SGCC-M T0.7 DB63-00049A COVER PCB SGCC-M T0.7 DB90-00127C ASS'Y CASE CONTROL ASS'Y DB90-00128A ASS'Y CASE PCB ASS'Y DB65-00029M TERMINAL BOARD 5P...
  • Page 317 Exploded Views and Parts List 9-2-5. 4-Way cassette type(panel) 18-4 18-3 18-2 18-1 - 316 -...
  • Page 318 Exploded Views and Parts List Part List Q'TY Code No. Description Specification MGCH095IE0 MGCH095IC0 MGCH095IA0 MGCH095IU0 DB64-00051A PANEL FRONT HIPS DB69-00091A CUSHION SIDE A EPS,L182,W182,T38.5,W30 DB69-00092A CUSHION SIDE B EPS,L182,W182,T34.6,W20 DB69-00093A CUSHION A EPS,L526,W28,T18.4,W9 DB97-00324A ASS'Y CUSHION EPS,L490,W66,T37.5,W33 DB63-00042A COVER FRONT RE HIPS DB66-00029C BLADE...
  • Page 319 Exploded Views and Parts List 9-2-6. 4-Way cassette type(body : 5.2kW~14kW) - 318 -...
  • Page 320 Exploded Views and Parts List Part List Q'TY Code No. Description Specification AVMC 052EA1~ AVMC 072EA1~ DB63-00620A COVER-CONTROL HIPS(V0) DB63-00621A COVER-CONTROL SUB HIPS(HB) DB26-10065B TRANS-POWER DC17,AC230V DB93-01797B ASS'Y PCB MAIN-IN ASS'Y DB65-00029M TERMINAL-BOARD 4P 250V 20A,4P DB65-00029V TERMINAL BLOCK-4P 250V 20A,4P DB61-40291B HOLDER-WIRE PP,BLK...
  • Page 321 Exploded Views and Parts List 4-Way cassette type(body : 5.2kW~14kW) (cont.) - 320 -...
  • Page 322 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification AVMC 105EA1~ AVMC 128EA1~ AVMC 140EA1~ DB63-00620A COVER-CONTROL HIPS(V0) DB63-00621A COVER-CONTROL SUB HIPS(HB) DB26-10065B TRANS-POWER DC17,AC230V DB93-01797B ASS'Y PCB MAIN-IN ASS'Y DB65-00029M TERMINAL-BOARD 4P 250V 20A,4P DB65-00029V TERMINAL BLOCK-4P 250V 20A,4P DB61-40291B...
  • Page 323 Exploded Views and Parts List 9-2-7. 4-Way cassette type(panel) 18-4 18-3 18-2 18-1 - 322 -...
  • Page 324 Exploded Views and Parts List Part List Q'TY Code No. Description Specification MGCH095IM1 DB64-00051A PANEL-FRONT HIPS, 950x950 DB69-00091A CUSHION-SIDE-A EPS, T38.5, W182, L182, GR DB69-00092A CUSHION-SIDE-B EPS, T34.6, W182, L182, GR DB69-00093A CUSHION-A EPS, T18.4, W28, L526, GRY DB97-00324A ASS'Y CUSHION EPS, T37.5, W66, L490, GRY DB90-00096C ASS'Y COVER FRONT(RE)
  • Page 325 Exploded Views and Parts List 9-2-8. Duct Type (Low silhouette) 19-2 19-3 19-5 19-1 19-4 - 324 -...
  • Page 326 Exploded Views and Parts List Part List Q'TY Code No. Description Specification \ADM1800B1 ADM2400B1 AVMDC052EA AVMDC052EA0MID DB63-00076A COVER TOP SGCC-M T0.8 DB63-00074A COVER CASE DUCT SGCC-M T0.8 DB94-00022A ASS'Y DRAIN PAN ASS'Y, BLK DB61-00099A CASE BOTTOM SGCC-M T0.8 DB94-00023C ASS'Y BLOWER DUCT ASS'Y DB64-00071A PANEL DUCT HOLDER...
  • Page 327 Exploded Views and Parts List Duct type (Low silhouette) (cont.) 19-2 19-3 19-5 19-1 19-4 - 326 -...
  • Page 328 Exploded Views and Parts List Part List Q'TY Code No. Description Specification AVMDC052CA0MID AVMDC070EA AVMDC070EA0MID AVMDC072CA0MID DB63-00076A COVER TOP SGCC-M T0.8 DB63-00074A COVER CASE DUCT SGCC-M T0.8 DB94-00022A ASS'Y DRAIN PAN ASS'Y, BLK DB61-00099A CASE BOTTOM SGCC-M T0.8 DB94-00023C ASS'Y BLOWER DUCT ASS'Y DB64-00071A PANEL DUCT HOLDER...
  • Page 329 Exploded Views and Parts List Duct type (Low silhouette) (cont.) 19-2 19-3 19-5 19-1 19-4 - 328 -...
  • Page 330 Exploded Views and Parts List Part List Q'TY AVMDH052EA AVMDH070EA Code No. Description Specification AVMDC052CA0 AVMDC072CA0 AVMDH052EA0MID AVMDH070EA0MID AVMDH052CA0 AVMDH072CA0 AVMDH052EA0SKD AVMDH070EA0SKD DB63-00076A COVER TOP SGCC-M T0.8 DB63-00074A COVER CASE DUCT SGCC-M T0.8 DB94-00022A ASS'Y DRAIN PAN ASS'Y, BLK DB61-00099A CASE BOTTOM SGCC-M T0.8 DB94-00023C...
  • Page 331 Exploded Views and Parts List 9-2-9. Duct type (Built-in : 2.0kW~4.0kW) 31-2 31-3 31-1 31-4 31-5 31-6,7 31-8 20-1 31-9 Options Q'TY Code No. Description Specification MDP-075SB MDP-075SBU DB67-00145A HOSE DRAIN EPTM T1.5 DB69-00137B BAND RING STS304 T1.5 DB61-00697A BRACKET DRAIN PUMP ABS UL94-VO DB66-00058C PUMP DRAIN...
  • Page 332 Exploded Views and Parts List Part List Q'TY AVMBC020EA AVMBC026EA AVMBC020EA0MID AVMBC020CA0 AVMBC026EA0MID Code No. Description Specification AVMBH020EA AVMBC020CA0MID AVMBH026EA AVMBH020CA0 AVMBH020EA0MID AVMBH026EA0MID AVMBH020EA0SKD AVMBH026EA0SKD DB90-00583A ASS'Y CABI BASE ASS'Y DB90-00586A ASS'Y BRACKET OUTLET ASS'Y DB90-00582A ASS'Y CABI SIDE LF ASS'Y DB61-00712A HOLDER SIDE CABI...
  • Page 333 Exploded Views and Parts List Duct type (Built-in : 2.0kW~4.0kW) (cont.) 31-2 31-3 31-1 31-4 31-5 31-6,7 31-8 20-1 31-9 - 332 -...
  • Page 334 Exploded Views and Parts List Part List Q'TY AVMBC035EA AVMBC032CA0 AVMBC035EA0MID AVMBC040CA0 Code No. Description Specification AVMBC032CA0MID AVMBH035EA AVMBC040CA0MID AVMBH032CA0 AVMBH040CA0 AVMBH035EA0MID AVMBH035EA0SKD DB90-00583A ASS'Y CABI BASE ASS'Y DB90-00586A ASS'Y BRACKET OUTLET ASS'Y DB90-00582A ASS'Y CABI SIDE LF ASS'Y DB61-00712A HOLDER SIDE CABI SGCC-M T2.3 DB61-00705A...
  • Page 335 Exploded Views and Parts List 9-2-10. Duct type (Built-in : 5.2kW~7.2kW) 31-3 31-2 31-1 20-1 31-4 31-5 31-6,7 31-8 31-9 Options Q'TY Code No. Description Specification MDP-075SB MDP-075SBU DB67-00145A HOSE DRAIN EPTM T1.5 DB69-00137B BAND RING STS304 T1.5 DB61-00697A BRACKET DRAIN PUMP ABS(UL94-VO) DB66-00058C PUMP DRAIN...
  • Page 336 Exploded Views and Parts List Part List Q'TY AVMBC052EA AVMBC070EA AVMBC052EA0MID AVMBC052CA0 AVMBC070EA0MID AVMBC072CA0 Code No. Description Specification AVMBH052EA AVMBC052CA0MID AVMBH070EA AVMBC072CA0MID AVMBH052CA0 AVMBH072CA0 AVMBH052EA0MID AVMBH070EA0MID AVMBH052EA0SKD AVMBH070EA0SKD DB90-00584A ASS'Y CABI BASE ASS'Y DB90-00587A ASS'Y BRACKET OUTLET ASS'Y DB90-00582A ASS'Y CABI SIDE LF ASS'Y DB61-00712A HOLDER SIDE CABI...
  • Page 337 Exploded Views and Parts List 9-2-11. Duct type (High pressure) 13-9 13-1 13-3 13-10 13-2 13-4 13-7 13-8 13-6 13-5 10-1 10-5 10-6 10-4 10-3 10-2 - 336 -...
  • Page 338 Exploded Views and Parts List Part List Q'TY AVMHC105EA0 AVMHC128EA0 AVMHC105EA0MID AVMHC105CA0 AVMHC128EA0MID AVMHC128CA0 Code No. Description Specification AVMHH105EA0 AVMHC105CA0MID AVMHH128EA0 AVMHC128CA0MID AVMHH105EA0MID AVMHH105CA0 AVMHH128EA0MID AVMHH128CA0 AVMHH105EA0SKD AVMHH128EA0SKD DB90-00314A ASS'Y CABI TOP ASS'Y DB90-00316A ASS'Y CABI BASE ASS'Y DB94-00093A ASS'Y DRAIN PAN ASS'Y DB96-01277B ASS'Y EVAP...
  • Page 339 Exploded Views and Parts List 9-2-12. Duct type (High-Low pressure) 12-2 12-1 12-8 12-3 12-4 12-9 12-6 12-7 12-5 10-1 10-5 10-6 10-2 10-4 10-3 - 338 -...
  • Page 340 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification AVML(H) 105EA3~ AVML(H) 128EA3~ AVML(H) 140EA3~ DB98-06745A ASS'Y CABI TOP DUCT TYPE DB98-06744A ASS'Y CABI BASE PART DUCT TYPE DB94-00093A ASS'Y DRAIN PAN DUCT TYPE DB96-01277E ASS'Y EVAP DUCT TYPE DB32-00016B THERMISTOR-ASS’Y...
  • Page 341 Exploded Views and Parts List 9-2-13. Wall-mounted type (2.0kW~4.0kW) 18-6 18-6-1 18-1 18-4 18-3 18-2 13-4 13-2 13-3 13-1 - 340 -...
  • Page 342 Exploded Views and Parts List Part List Q'TY AVMWC020EA0MID AVMWC020EA AVMWC026EA Code No. Description Specification AVMWC020CA0MID AVMWC020CA AVMWC032CA AVMWH020EA AVMWH020CA AVMWH032CA AVMWH020EA0MID DB64-00354A GRILLE AIR INLET HIPS DB63-00064A GUARD AIR FILTER DB95-00287G CLEANER FILTER ASS'Y ASS'Y DB63-00067A COVER TERMINAL HIPS (UL94-V0) DB92-00455A ASS'Y PANEL FRONT (W/M) ASS'Y...
  • Page 343 Exploded Views and Parts List Wall-mounted type (2.0kW~4.0kW) (cont.) 18-6 18-6-1 18-1 18-4 18-3 18-2 13-4 13-2 13-3 13-1 - 342 -...
  • Page 344 Exploded Views and Parts List Part List Q'TY AVMWC026EA0MID AVMWC035EA0MID AVMWC035EA Code No. Description Specification AVMWC032CA0MID AVMWC040CA0MID AVMWC040CA AVMWH026EA AVMWH035EA AVMWH040CA AVMWH026EA0MID AVMWH035EA0MID DB64-00354A GRILLE AIR INLET HIPS DB63-00064A GUARD AIR FILTER DB95-00287G CLEANER FILTER ASS'Y ASS'Y DB63-00067A COVER TERMINAL HIPS (UL94-V0) DB92-00455A ASS'Y PANEL FRONT (W/M)
  • Page 345 Exploded Views and Parts List 9-2-14. Wall-mounted type (5.0kW~7.2kW) 10-1 10-3 10-2 - 344 -...
  • Page 346 Exploded Views and Parts List Part List Q'TY AVMWC052CA0MID AVMWC072CA0MID Code No. Description Specification AVMWC052CA AVMWC070EA AVMWC052EA0MID AVMWC070EA0MID AVMWH052CA AVMWH072CA AVMWH052EA AVMWH070EA AVMWH052EA0MID AVMWH070EA0MID DB64-00359A GRILLE AIR INLET HIPS DB63-30150C GUARD AIR FILTER DB74-10101C FILTER CLEANER ASS'Y ASS'Y DB95-00287N CASE CLEANER FILTER DB63-00436D FILTER CARBON POLYESTER/CARBON...
  • Page 347 Exploded Views and Parts List 9-2-15. Floor Standing type 23-1 - 346 -...
  • Page 348 Exploded Views and Parts List Part List Q'TY Code No. Description Specification AVMPC(H)060EA AVMPC(H)070EA AVMPC(H)082EA DB92-00358C ASS'Y PANEL OUTLET YAHOO IVORY CURL-FIT DB63-00331A COVER MAIN PCB HIPS,V0,BLK DB93-01321A ASS'Y MAIN PCB ASS'Y 2301-001367 C-FLME 6.0uF x 450VAC 2301-001380 C-FLME 4.5uF x 450VAC 2301-001369 C-FLME 5.0uF x 450VAC...
  • Page 349 Exploded Views and Parts List 9-2-16. Floor Standing type(Ass'y Panel Outlet) - 348 -...
  • Page 350 Exploded Views and Parts List Part List Q'TY Code No. Description Specification AVMPC(H)060EA AVMPC(H)070EA AVMPC(H)082EA DB64-00840A LOGO-SAMSUNG NICKEL(GRAY) DB64-00414B PANEL-DECO ABS,14K GOLD DB64-00412S PANEL-OUTLET ABS,YAHOO IVORY CURL-FIT DB64-00430A INLAY-WINDOW ACRYLIC DB92-00358C ASS’Y HOLDER DISPLAY ASS’Y DB64-00418B BUTTON-CONTROL ABS,14K GOLD DB64-00421A...
  • Page 351 Exploded Views and Parts List 9-2-17. Floor Standing type(Ass'y Shutter) 2-11 - 350 -...
  • Page 352 Exploded Views and Parts List Part List Q'TY Code No. Description Specification AVMPC(H)060EA AVMPC(H)070EA AVMPC(H)082EA DB91-00149H ASS'Y-HOLDER BLADE ASS'Y,YAHOO IVORY CURL-FIT DB64-00411H PANEL-SHUTTER ABS,YAHOO IVORY CURL-FIT DB62-00800R SEAL-SHUTTER BACK FOAM-PU DB62-00800S SEAL-SHUTTER LOW FLOCKED OR PVC BLK DB61-00788A HINGE-SHUTTER HIPS,BLK DB66-00293A GEAR-RACK POM,BLK...
  • Page 353 Exploded Views and Parts List 9-2-18. Floor Standing type(Ass'y Inlet) 7-1 7-2 - 352 -...
  • Page 354 Exploded Views and Parts List Part List Q'TY Code No. Description Specification AVMPC(H)060EA AVMPC(H)070EA AVMPC(H)082EA DB64-00416H PANEL-INLET DB33-00011A ASS'Y-MAGNET ASS'Y DB61-00800A MAGNET DB63-00338B COVER-INLET HIPS,SUPREHE SILVER DB61-00784A HOLDER-FILTER HIPS,SC-97472R DB61-00281A GUIDE-ELECTRIC RH DB95-00240A ASS'Y-ELECTRIC LF ASS'Y DB61-00280A GUIDE-ELECTRIC LF LOW HIPS,V0,BLK DB61-50094A GUIDE-ELECTRIC LF UP...
  • Page 355 Exploded Views and Parts List 9-2-19. Ceiling type 9 10 11 12 45-7 45-6 45-3 45-4 45-5 45-2 45-8 45-1 - 354 -...
  • Page 356 Exploded Views and Parts List Part List Q'TY Code No. Description Specification AVMFH052EA0 AVMFH070EA0 DB64-00682A CABI BASE DB63-00601A COVER PIPE DB63-00602A COVER SIDE DB61-01149A PLATE HANGER LF SGCC-M DB61-01150A PLATE HANGER RH SGCC-M DB61-01155A BRACKET COVER PIPE SGCC-M DB64-00683A CABI FRONT ABS(SILK PRINT) DB63-00606B COVER DISPLAY A...
  • Page 357 Exploded Views and Parts List Part List (cont.) Q'TY Code No. Description Specification AVMFH052EA0 AVMFH070EA0 DB69-00617A CUSHION DRAIN A EPS(25FOAM-PS) DB69-00714A CUSHION DRAIN B EPS(25FOAM-PS) DB94-00062B ASS'Y DRAIN HOSE ASS'Y DB32-00082A THERMISTOR EVAP ASS'Y DB63-00605A COVER CONTROL ABS(UL94-V0) DB93-01774A ASS'Y CONTROL IN ASS'Y DB93-01774B ASS'Y CONTROL IN...
  • Page 358 Memo - 357 -...

  • Page 359: Wiring Diagram

    Wiring Diagram 10-1. Indoor unit 10-1-1. 1-way cassette type Cooling only(AVMKC ) This Document can not be used without Samsung's authorization. - 358 - - 358 -...
  • Page 360 Wiring Diagram Heat pump(AVMKH ) This Document can not be used without Samsung's authorization. - 359 - - 359 -...
  • Page 361 Wiring Diagram 10-1-2. 4-way cassette type Cooling only(AVMCC ) - 360 -...
  • Page 362 Heat pump(AVMCH ) - 361 -...
  • Page 363 Wiring Diagram 10-1-3. Duct type Low silhouette & Built-in - Cooling only (AVMDC / AVMBC ) This Document can not be used without Samsung's authorization. - 362 -...
  • Page 364 Wiring Diagram Low silhouette & Built-in - Heat pump (AVMDH / AVMBH ) This Document can not be used without Samsung's authorization. - 363 -...
  • Page 365 Wiring Diagram Low pressure (AVMHC / AVMHH / AVMLC / AVMLH ) This Document can not be used without Samsung's authorization. - 364 -...
  • Page 366 Wiring Diagram 10-1-4. Wall-mounted type(AVMWC / AVMWH ) This Document can not be used without Samsung's authorization. - 365 -...
  • Page 367 Wiring Diagram 10-1-5. Ceiling type(AVF ) This Document can not be used without Samsung's authorization. - 366 -...
  • Page 368 Wiring Diagram 10-2. Outdoor unit 10-2-1. Cooling only 050 / 060 / 072 This Document can not be used without Samsung's authorization. - 367 -...
  • Page 369 Wiring Diagram 070F This Document can not be used without Samsung's authorization. - 368 -...
  • Page 370 Wiring Diagram 080 / 100 This Document can not be used without Samsung's authorization. - 369 -...
  • Page 371 Wiring Diagram 100F This Document can not be used without Samsung's authorization. - 370 -...
  • Page 372 Wiring Diagram 10-2-2. Heat pump 050 / 060 This Document can not be used without Samsung's authorization. - 371 -...
  • Page 373 Wiring Diagram 080 / 100 This Document can not be used without Samsung's authorization. - 372 -...
  • Page 374 Wiring Diagram 100F This Document can not be used without Samsung's authorization. - 373 -...
  • Page 375 Wiring Diagram RMAH140 / 160 / 180 / 200 This Document can not be used without Samsung's authorization. - 374 -...
  • Page 376 Wiring Diagram RMAH200 / 240 / 260 / 280 / 300 This Document can not be used without Samsung's authorization. - 375 -...

  • Page 377: Schematic Diagram

    Schematic Diagram 11-1. Outdoor unit 11-1-1. 1-Way cassette type AVMKC(H) This Document can not be used without Samsung's authorization. - 376 -...
  • Page 378 Schematic Diagram 11-1-2. 4-Way cassette type AVMCC(H) This Document can not be used without Samsung's authorization. - 377 -...
  • Page 379 Schematic Diagram 11-1-3. Duct type AVMDC(H) / AVMBC(H) / AVMHC(H) This Document can not be used without Samsung's authorization. - 378 -...
  • Page 380 Schematic Diagram AVMWC(H)052 / 072 This Document can not be used without Samsung's authorization. - 379 -...
  • Page 381 Schematic Diagram 11-1-4. Wall-mounted type AVMWC(H)020 / 032 / 040 This Document can not be used without Samsung's authorization. - 380 -...
  • Page 382 Schematic Diagram 11-1-5. Floor Standing type AVMPC(H) This Document can not be used without Samsung's authorization. - 381 -...
  • Page 383 Schematic Diagram 11-1-6. Ceiling type This Document can not be used without Samsung's authorization. - 382 -...
  • Page 384 Schematic Diagram 11-1-7. Cooling only 060 / 070 This Document can not be used without Samsung's authorization. - 383 -...
  • Page 385 Schematic Diagram This Document can not be used without Samsung's authorization. - 384 -...
  • Page 386 Schematic Diagram 11-1-8. Heat pump 050 / 060 The specification of power and option may be different in accordance with the model. This Document can not be used without Samsung's authorization. - 385 -...
  • Page 387 Schematic Diagram 080 / 100 The specification of power and option may be different in accordance with the model. This Document can not be used without Samsung's authorization. - 386 -...
  • Page 388 Schematic Diagram RMAH The specification of power and option may be different in accordance with the model. This Document can not be used without Samsung's authorization. - 387 -...
  • Page 389 Memo - 388 -...
  • Page 390 ELECTRONICS © Samsung Electronics Co., Ltd. Mar. 2004. This Service Manual is a property of Samsung Electronics Co., Ltd. Any unauthorized use of Manual can be punished under applicable Printed in Korea. International and/or domestic law. Code No. DB98-17816A(1)

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