Chigo CCB-18HR1 Technical Manual
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Chigo CCB-18HR1 Technical Manual

Universal on/off unit -50hz/r410a
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R410A50Hz Universal Outdoor Series Technical Manual
Outdoor Unit
Universal ON/OFF Unit
Technical Manual
- 50Hz/R410a
A/1/LCAC/1/TM/1.0/201111
GD Chigo Heating & Ventilation Equipment Co., Ltd.
I

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Summary of Contents for Chigo CCB-18HR1

  • Page 1 R410A50Hz Universal Outdoor Series Technical Manual Outdoor Unit Universal ON/OFF Unit Technical Manual - 50Hz/R410a A/1/LCAC/1/TM/1.0/201111 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 2: Table Of Contents

    13.Exploded View ....................... 84 14.Troubleshooting ......................90 Floor & Ceiling ......................93 1.Features ........................... 94 2.Specifications ........................95 3.Dimensions ........................97 4.Service Space ........................99 5.Wiring Diagrams ......................100 6.Capacity Table ........................ 102 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 3 2.Vacuum Dry and Leakage Checking................146 3.Additional Refrigerant Charge ..................148 4.Water Drainage ......................149 5.Insulation Work ......................152 6.Test Operation ........................ 154 Part 5 Control ......................124 1.Wireless Remote Controller ................... 125 2.Wire Controller....................... 128 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 4: Part 1.General Information

    R410A50Hz Universal Outdoor Series Technical Manual General Information R410A 50Hz Universal Outdoor series PART 1.General Information 1.Nomenclature ................2 2.Model Names of Indoor/Outdoor Units ........4 3.External Appearance ..............5 4.Features ..................7 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 5: Nomenclature

    Working Condition -:T1 condition; T:T3 condition. Product series CA:4-way cassette; CB:Compact 4-way Casssette TA;Low ESP Duct; TB:Mid ESP Duct; TH:High ESP Duct;UA:Floor & Ceiling SG:Multi Wall type;SC:Multi 4-way Cassette;ST:Multi Duct. C:Chigo HVAC GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 6 Design No Refrigerant V:DC Inv. Power Code Function code Capacity,unit:kBtu/h Working Condition -:T1 condition; T:T3 condition. Product series Match Code -:unitary series; 2:Multi 1 to 2; 3:Multi 1 to 3; C:Chigo HVAC GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 7: Model Names Of Indoor/Outdoor Units

    Net/Gross Model name Power supply (W×H×D) (mm) weight(kg) COU-18HR1 815×286×535 49/51 220~240V-1Ph-50Hz COU-24HR1 930×370×700 58/61 220~240V-1Ph-50Hz COU-36HR1 1070×400×995 92/100 220~240V-1Ph-50Hz COU-36HSR1 1070×400×995 92/100 380~415V-3Ph-50Hz COU-48HSR1 911×400×1335 96/107 380~415V-3Ph-50Hz COU-60HSR1 911×400×1335 96/107 380~415V-3Ph-50Hz GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 8: External Appearance

    General Information 3.External Appearance 3.1. Indoor unit 4-way Cassette 4-way cassette (Compact type) Low ESP Duct Medium ESP Duct Medium ESP Duct High ESP Duct （CTB-48HR1-B,CTB-60HR1-B） Floor & Ceiling(COU-18HR1) Floor & Ceiling GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 9 R410A50Hz Universal Outdoor Series Technical Manual General Information 3.2.Outdoor unit COU-18HR1 COU-24HR1 COU-36HR1,COU-36HSR1 COU-48HSR1,COU-60HSR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 10: Features

    4.2 Low operation sound level: Well-known stable and quiet running fan motor. 4.3 Well-known compressor, Sanyo & Hitachi. 4.4 Compact design: Smaller dimension and larger stuffing capacity. 4.5 Universal outdoor unit design. 4.6 R410A environment friendly refrigerant. 4.7 CE certification, RoHS certification. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 11: Part 2 Indoor Unit

    4. Service Space ................13 5. Wiring Diagrams ...............14 6. Capacity Table ................16 7. Electric Characteristics ..............21 8.Sound Levels ................22 9.Exploded View ................25 10.Accessories ................33 11.The Specification of Power ............34 12.Field Wiring ................35 13.Troubleshooting ...............36 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 12: Features

    1.10 Fire resistance design, the E-box with galvanized steel built-in body easy for maintenance. 1.11 Fresh air intake. 1.12 Multi protection and auto-restart function. 1.13 Standard for wireless controller; option for wired controller. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 13: Specification

    Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 14 Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 15: Dimension

    R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit 3.Dimension 3.1 CCB-18HR1 3.2 CCA-18HR1,CCA-24HR1,CCA-36HR1,CCA-48HR1,CCA-60HR1 777.86 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 16: Service Space

    4.3 The outlet and the inlet are not impeded, and the influence of external air is the least. 4.4 The air flow can reach throughout the room. 4.5 The connecting pipe and drainpipe could be extracted out easily. 4.6 There is no direct radiation from heaters. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 17: Wiring Diagrams

    R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit 5. Wiring Diagrams 5.1 CCB-18HR1, CCA-18HR1 CN21 CN20 CN120 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 18 R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit 5.2 CCA-24HR1, CCA-36HR1, CCA-48HR1, CCA-60HR1 CN21 CN20 CN120 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 19: Capacity Table

    Input kW. 1.41 1.74 2.03 2.33 Total capacity kW 7.12 6.66 6.19 5.86 32º C D Sensitive capacity kW 5.59 5.36 4.95 4.68 23º C W Input kW. 1.51 1.89 2.17 2.49 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 20 Input kW. 3.39 3.69 3.83 4.08 Total capacity kW 11.52 11.11 10.95 10.02 32º C D Sensitive capacity kW 9.79 9.65 9.62 9.33 23º C W Input kW. 3.58 3.73 4.01 4.16 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 21 Input kW. 5.26 5.54 5.77 6.11 Total capacity kW 17.60 16.96 16.64 15.36 32º C D Sensitive capacity kW 14.96 14.75 14.64 14.29 23º C W Input kW. 5.37 5.60 6.00 6.23 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 22 1.84 Capacity kW 9.95 6.38 5.98 5.51 20º C Input kW. 2.45 2.15 2.11 2.07 1.94 Capacity kW 9.34 7.43 6.01 5.82 5.18 27º C Input kW. 2.63 2.25 2.18 2.12 2.05 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 23 Capacity kW 21.96 17.6 14.12 13.23 12.21 20º C Input kW. 7.33 5.93 5.53 5.12 4.76 Capacity kW 20.56 16.41 13.24 12.87 11.52 27º C Input kW. 7.76 6.73 5.97 5.51 5.15 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 24: Electric Characteristics

    Min. Max. CCB-18HR1 220-240V 198V 254V 0.064 CCA-18HR1 220-240V 198V 254V 0.085 CCA-24HR1 220-240V 198V 254V 0.12 CCA-36HR1 220-240V 198V 254V 0.16 CCA-48HR1 220-240V 198V 254V 0.18 CCA-60HR1 220-240V 198V 254V 0.18 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 25: Sound Levels

    4 -way Cassette Indoor Unit 8.Sound Levels 8.1 CCB-18HR1 CCB-18HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) 8.2 CCA-18HR1 CCA-18HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 26 4 -way Cassette Indoor Unit 8.3 CCA-24HR1 CCA-24HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) 8.4 CCA-36HR1 CCA-36HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 27 4 -way Cassette Indoor Unit 8.5 CCA-48HR1 CCA-48HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) 8.6 CCA-60HR1 CCA-60HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 28: Exploded View

    R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit 9.Exploded View 9.1 CCB-18HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 29 Evaporator components Brattice Ⅲ components End-plate II fixing plate assy 16.1 Brattice Ⅰ End-plate I fixing plate assy 16.2 Shackle Inclined end-plate assy Fan gasket Evaperator compacting bar assy Groove clamp assy GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 30 R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit 9.2 CCA-18HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 31 Rubber insulating pipe Upper clamp Insulating pipe Valve panel Welding parts for evaporator Wire board Collecting pipe assy for 8.3.1 Left clapboard evaporator Distributing pipe assy for 8.3.2 Water outlet pipe evaporator 8.3.3 Evaporator GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 32 R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit 9.3 CCA-24HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 33 Rubber insulating pipe Insulating pipe Valve panel Welding parts for evaporator Wire board 8.3.1 Collecting pipe assy for evaporator Left clapboard Distributing pipe assy for Water outlet pipe 8.3.2 evaporator 8.3.3 Evaporator GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 34 R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit 9.4 CCA-36HR1,CCA-48HR1,CCA-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 35 Insulating pipe Front brattice Rubber insulating pipe Discharge pipe joint Side maintenance board for Stick cotton water pump Welding parts for evaporator Valve panel 7.4.1 Instalation tube for probe Left clapboard 7.4.2 evaporator GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 36: Accessories

    Soundproof/insulation sheath Out-let pipe sheath Drainpipe Fittings Tightening band Wall conduit Protect Pipe Fittings (optional) Wall conduit cover Remote controller Remote Mounting controller screw(ST2.9×10-C-H) Alkaline dry batteries (AM4) Operation&installation Others instruction manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 37: The Specification Of Power

    1-phase Power Frequency and 220-240V, 50Hz Voltage Indoor Unit Power Wiring (mm 3×1.0mm 3×1.0mm 3×1.0mm Ground Wiring 1 mm 1 mm 1 mm Indoor/Outdoor Connecting Wiring Strong Electric 5×0.75mm 5×0.75mm 5×0.75mm Signal GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 38: Field Wiring

    R410A50Hz Universal Outdoor Series Technical Manual 4 -way Cassette Indoor Unit 12.Field Wiring CCB-18HR1&COU-18HR1 CCA-24HR1&COU-24HR1 CCA-18HR1&COU18HR1 CCA-36HR1&COU-36HR1 CCA-36HR1&COU-36HSR1 CCA-48HR1&COU-48HR1 CCA-60HR1&COU-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 39: Troubleshooting

    , and button is pushed the indoor unit when the ON/OFF then repeatly push the ON/OFF button is pushed button twice Buttons on the remote controller Press Reset button don’t work GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 40 Running lamp and Alarm lamp Indication Enforced cooling both flashing/5Hz Indication Anti- cool air in heating mode Defrosting preheat lamp Indication Defrosting Defrosting preheat lamp GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 41: Duct Type

    4.Service Space ................48 5.Wiring Diagrams ................49 6.Capacity Tables ................54 7.Static Pressure ................61 8.Electric Characteristics ...............69 9.Sound Levels ................70 10.Accessories ................81 11.The Specification of Wiring ............82 12.Field Wiring ................83 13.Exploded View .................84 14.Troubleshooting ...............90 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 42: Features

    R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 1.Features Low Static Pressure Duct Medium Static Pressure Duct High Static Pressure Duct GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 43 1.7 Two air return type option: air inlet from back is standard and from bottom is optional 1.8 Multi protection and auto-restart function. 1.9 Standard for wired controller, wireless controller for option. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 44: Specification

    Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 45 Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 46 Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 47 Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 48: Dimensions

    R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 3.Dimensions 3.1 CTA-18HR1 3.2 CTA-24HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 49 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 3.3 CTB-18HR1, CTB-24HR1 3.4 CTB-36HR1, CTB-48HR1, CTB-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 50 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 3.5 CTB-48HR1-B, CTB-60HR1-B, CTH-48HR1, CTH-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 51: Service Space

    R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 4.Service Space Ensure enough space required for installation and maintenance. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 52: Wiring Diagrams

    R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 5.Wiring Diagrams 5.1 CTA-18HR1, CTB-18HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 53 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 5.2 CTA-24HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 54 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 5.3 CTB-24HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 55 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 5.4 CTB-36HR1, CTB-48HR1, CTB-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 56 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 5.5 CTB-48HR1-B, CTB-60HR1-B, CTH-48HR1, CTH-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 57: Capacity Tables

    2.48 Total capacity kW 6.93 6.71 6.45 6.15 5.92 32º C DB Sensitive capacity kW 5.83 5.58 5.41 5.11 4.97 4.64 23º C WB Input kW. 1.58 1.72 1.89 2.23 2.45 2.60 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 58 Total capacity kW 18.5 17.72 17.05 16.08 15.44 14.96 32º C DB Sensitive capacity kW 14.79 14.16 13.63 12.86 12.33 11.93 23º C WB Input kW. 3.86 4.41 4.94 5.49 5.99 6.58 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 59 Total capacity kW 21.14 20.22 19.5 18.36 17.67 17.12 32º C DB Sensitive capacity kW 16.92 16.17 15.61 14.71 14.13 13.7 23º C WB Input kW. 4.91 5.43 6.17 6.90 7.55 8.23 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 60 Total capacity kW 21.14 20.22 19.5 18.36 17.67 17.12 32º C DB Sensitive capacity kW 16.92 16.17 15.61 14.71 14.13 13.7 23º C WB Input kW. 4.91 5.43 6.17 6.90 7.55 8.23 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 61 5.12 22º C Input kW. 3.38 2.68 2.22 2.11 2.01 1.93 1.78 Capacity kW 9.48 7.59 6.31 5.68 5.37 4.78 4.45 27º C Input kW. 2.92 2.32 1.95 1.83 1.76 1.65 1.58 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 62 9.70 22º C Input kW. 6.84 5.51 4.68 4.45 4.03 3.76 3.49 Capacity kW 17.23 14.50 12.22 10.77 10.34 9.10 8.38 27º C Input kW. 5.96 4.81 3.98 3.77 3.60 3.22 3.27 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 63 12.12 11.37 22º C Input kW. 8.38 6.59 5.54 5.22 4.92 4.67 Capacity kW 21.16 16.98 14.17 12.65 11.98 10.66 9.82 27º C Input kW. 7.11 5.74 4.72 4.55 4.39 4.05 3.81 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 64: Static Pressure

    600 700 800 900 1000 1100 1200 Air volume(m /h) 7.2 CTA 24HR1 CTA-24HR1 Super high speed High speed Mid speed Low speed 1000 1100 1200 1300 1400 1500 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 65 Low speed 1200 1300 1400 1000 1100 1500 Air volume(m /h) 7.4 CTB 24HR1 CTB-24HR1 Super high speed High speed Mid speed Low speed 1000 1100 1200 1300 1400 1500 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 66 1400 1000 1100 1200 1500 Air volume(m /h) 7.6 CTB 36HR1 CTB-36HR1 Super high speed High speed Mid speed Low speed 1800 2000 1100 1200 1400 1600 2200 2400 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 67 1100 1200 1400 1600 2200 2400 Air volume(m /h) 7.8 CTB-60HR1 CTB-60HR1 Super high speed High speed Mid speed Low speed 1100 1200 1400 1600 1800 2000 2200 2400 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 68 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 7.9 CTB-48HR1-B CTB-48HR1-B High speed Mid speed Low speed 1100 1200 1400 1600 1800 2000 2200 2400 2600 2800 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 69 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 7.10 CTB 60HR1-B CTB-60HR1-B High speed Mid speed Low speed 1800 2000 1100 1200 1400 1600 2200 2400 2600 2800 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 70 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 7.11 CTH-48HR1 CTH-48HR1 High speed Mid speed Low speed 1200 1400 1600 1800 2000 1100 2200 2400 2600 2800 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 71 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 7.12 CTH 60HR1 CTH-60HR1 High speed Mid speed Low speed 1800 2000 1100 1200 1400 1600 2200 2400 2600 2800 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 72: Electric Characteristics

    Duct Type Indoor Unit 8.Electric Characteristics Indoor Units Model Voltage Min. Max. CTA-18HR1 220-240V CTA-24HR1 220-240V CTB-18HR1 220-240V CTB-24HR1 220-240V CTB-36HR1 220-240V CTB-48HR1 220-240V CTB-60HR1 220-240V CTB-48HR1-B 220-240V CTB-60HR1-B 220-240V CTH-48HR1 220-240V CTH-60HR1 220-240V GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 73: Sound Levels

    R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.Sound Levels 9.1 CTA-18HR1 CTA-18HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 74 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.2 CTA-24HR1 CTA-24HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 75 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.3 CTB-18HR1 CTB-18HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 76 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.4 CTB-24HR1 CTB-24HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 77 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.5 CTB-36HR1 CTB-36HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 78 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.6 CTB-48HR1 CTB-48HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 79 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.7 CTB-60HR1 CTB-60HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 80 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.8 CTB-48HR1-B CTB-48HR1-B dB(A) 1000 1200 1400 1600 1800 2000 2200 2400 2600 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 81 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.9 CTB-60HR1-B CTB-60HR1-B dB(A) 1000 1200 1400 1600 1800 2000 2200 2400 2600 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 82 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.10 CTH-48HR1 CTH-48HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 2400 2600 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 83 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 9.11 CTH-60HR1 CTH-60HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 2400 2600 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 84: Accessories

    Duct Type Indoor Unit 10.Accessories Name Shape Quantity Soundproof/insulation sheath Tubing & Binding tape Fittings Seal sponge Drainpipe Seal ring Fittings Wire controller Controller Remote controller (optional) Operation & installation others instruction manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 85: The Specification Of Wiring

    Frequency and 220-240V, 50Hz Voltage Indoor Unit Power Wiring 3×1.0mm 3×1.0mm 3×1.0mm 3×1.0mm 3×1.0mm Ground 1.0mm 1.0mm 1.0mm 1.0mm 1.0mm Indoor/Outdoor Wiring Connecting Strong Wiring (mm Electric 5×0.75mm 5×0.75mm 5×0.75mm 5×0.75mm 5×0.75mm Signal GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 86: Field Wiring

    R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit 12.Field Wiring CTA-18HR1&COU-18HR1,CTB-18HR1&COU-18HR1 CTA-24HR1&COU-24HR1 CTB-24HR1&COU-24HR1 CTB-36HR1&COU-36HR1 CTB-36HR1&COU-36HSR1 CTB-48HR1&COU-48HSR1 CTB-60HR1&COU-60HSR1 CTB-48HR1-B&COU-48HS1 CTB-60HR1-B&COU-60HSR1 CTH-48HR1&COU-48HSR1 CTH- 60HR1&COU-60HSR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 87: Exploded View

    Fan fixing board assy Main control board Front hanger B PTC transformer hanger E-parts box cover assy Right clapboard Terminal Right end plate of Evaporator Upper cover Evaporator chassis Lower scroll case Front hanger A GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 88 Distributing capillary assy for indoor Front hanger A 30.2 unit Fan fixing board assy 30.3 Collecting pipe assy Lower scroll case 30.4 Installation tube for probe Axis2 30.5 Installation spring for probe GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 89 Welding assy for water collector 17.4 Terminal leading NO.7Line pressing buckle 17.5 effluent joint rubber cap E-parts box base Lower plate big cover plate Return air damper Right clapboard filter screen Right end plate of Evaporator GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 90 E-parts box cover assy leading Small cover plate effluent joint rubber cap E-parts box base Lower plate big cover plate Return air damper Right clapboard filter screen Right end plate of Evaporator GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 91 Evaporator assemble left clapboard Right clapboard Fan fixing board assy hanger fan assy E-parts box cover assy 15.1 fan motor E-parts 15.2 scroll case(left) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 92 Evaporator assemble left clapboard Right clapboard Fan fixing board assy hanger fan assy E-parts box cover assy 15.1 fan motor E-parts 15.2 scroll case(left) GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 93: Troubleshooting

    Outdoor temperature is lower than 7℃ Close doors and windows Low heating effect Door and windows not completelty closed Check leakage and rightly recharge Leakage of refrigerant or lack of refrigerant refrigerant GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 94 Outdoor coil temperature sensor fault Fault problem resolved Fault Water full protection Outdoor protection Fault Fault Communication fault Manual eliminate Recovery after interruption Fault EEPROM communication fault of power supply Indication Enforced cooling GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 95 R410A50Hz Universal Outdoor Series Technical Manual Duct Type Indoor Unit Indication Anti- cool air in heating mode Indication Defrosting GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 96: Floor & Ceiling

    3.Dimensions ................97 4.Service Space ................99 5.Wiring Diagrams ..............100 6.Capacity Table ................102 7.Electric Characteristics .............106 8.Sound Levels ................107 9.Exploded View .................110 10.Accessories ................114 11.The Specification of Power ............115 12.Field Wiring ................116 13.Troubleshooting ..............117 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 97: Features

    1.4 Washable air filter 1.5 Adopting waterproof plastic film on water collector, avoiding water leakage. 1.6 Self-diagnostic function and multi protection. 1.7 Auto-restart function. 1.8 Standard for wireless controller; option for wired controller GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 98: Specifications

    Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 99 Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3.Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 100: Dimensions

    R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit 3.Dimensions 3.1 CUA-18HR1 727.21 879.95 3.2 CUA-24HR1, CUA-36HR1 1245 1119 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 101 R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit 3.3 CUA-48HR1, CUA-60HR1 1670 1544 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 102: Service Space

    R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit 4.Service Space GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 103: Wiring Diagrams

    R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit 5.Wiring Diagrams 5.1 CUA 18HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 104 R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit 5.2 CUA24HR1,CUA-36HR1,CUA-48HR1,CUA-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 105: Capacity Table

    Total capacity kW 13.86 13.26 12.78 12.06 11.58 11.21 32º C DB Sensitive capacity kW 11.09 10.61 10.23 9.65 9.26 8.97 23º C WB Input kW. 3.01 3.46 3.91 4.33 4.75 5.16 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 106 Total capacity kW 21.16 20.24 19.51 18.39 17.67 17.12 32º C DB Sensitive capacity kW 16.93 16.13 15.6 14.73 14.12 13.71 23º C WB Input kW. 4.83 5.52 6.21 6.89 7.59 8.26 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 107 7.88 7.35 22º C Input kW. 4.81 3.82 3.18 3.02 2.71 2.54 Capacity kW 13.66 11.03 9.13 8.22 7.74 6.86 6.39 27º C Input kW. 4.14 3.32 2.78 2.64 2.48 2.35 2.21 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 108 11.33 22º C Input kW. 8.29 6.61 5.53 5.24 4.96 4.67 4.41 Capacity kW 21.12 16.9 14.09 12.67 11.98 10.58 9.87 27º C Input kW. 7.19 5.78 4.82 4.57 4.34 4.09 3.86 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 109: Electric Characteristics

    R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit 7.Electric Characteristics Indoor Units Indoor Fan Motor Model Voltage Min. Max. CUA-18HR1 220-240V 0.065 CUA-24HR1 220-240V CUA-36HR1 220-240V CUA-48HR1 220-240V 0.33 CUA-60HR1 220-240V 0.33 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 110: Sound Levels

    Floor & Ceiling Indoor Unit 8.Sound Levels 8.1 CUA-18HR1 CUA-18HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) 8.2 CUA-24HR1 CUA-24HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 111 Floor & Ceiling Indoor Unit 8.3 CUA-36HR1 CUA-36HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) 8.4 CUA-48HR1 CUA-48HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 112 R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit 8.5 CUA-60HR1 CUA-60HR1 dB(A) 1000 1200 1400 1600 1800 2000 2200 Air volume(m /h) GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 113: Exploded View

    R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit 9.Exploded View 9.1 CUA-18HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 114 Lelf separating board pipe temperature probe Indoor fan motor（left） indoor temperature probe connecting wire of display lamp left mounting plate of evaporator panle outlet holder Rear cover holder evaporator E-part box holder water pan GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 115 Motor separating board 23.4 Vertical step motor Wheel volute for slim type 23.5 Horizontal step motor Indoor fan motor 23.6 End bearing of louver Air inlet grille 23.7 Intermediate bearing of louver GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 116 9.10 endbearing of louver right mounting plate of evaporator 9.11 intermediate bearing of louver evaporator 9.12 driving lever for louver shunt capillary assembly 9.13 follower lever for louver 29.1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 117: Accessories

    Filter 10.Accessories Name Shape Quantity Installation fittings Hanging arm Remote controller Remote controller holder (optional) Controller Wire controller (optional) Mounting screw (ST2.9×10-C-H) Alkaline dry batteries (AM4) Installation & operation Others instruction manual GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 118: The Specification Of Power

    Frequency and Voltage 220-240V, 50Hz Indoor Unit Power Wiring (mm 3×2.5mm 3×1.0mm 3×1.0mm 3×1.0mm 3×1.0mm Indoor/Outdoor Ground Wiring 2.5mm 1.0mm 1.0mm 1.0mm 1.0mm Connecting Strong Electric Signal 5×1.5mm 5×0.75mm 5×0.75mm 5×0.75mm 5×0.75mm Wiring (mm GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 119: Field Wiring

    R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit CUA-18HR1&COU-18HR1 CUA-24HR1&COU-24HR1 12.Field Wiring GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 120: Troubleshooting

    R410A50Hz Universal Outdoor Series Technical Manual Floor & Ceiling Indoor Unit CUA-36HR1&COU-36HR1 CUA-36HR1&COU-36HSR1 CUA-48HR1&COU-48HR1、CUA-60HR1&COU-60HR1 13.Troubleshooting Table 1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 121 Running lamp and Alarm Indication Enforced cooling lamp both flashing/5Hz Anti- cool air in heating Defrosting preheat lamp Indication mode Defrosting preheat lamp Indication Defrosting GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 122: Part 3 Outdoor Units

    R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit Part 3 Outdoor Units 1.Specification ................120 2.Dimensions ................122 3.Service Space ................125 4.Wiring Diagrams ..............126 5.Electric Characteristics .............131 6.Operation Limits ..............132 7.Sound Levels ................133 8.Exploded View .................134 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 123: Specification

    Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 124 Indoor temp: 27° CDB, 19° CWB; Outdoor temp: 35° CDB; Equivalent ref. Piping: 7.5m(horizontal) 2. Nominal heating capacities are based on the following conditions: Indoor temp: 20° CDB; Outdoor temp: 7° CDB, 6° CWB; Equivalent ref. Piping: 7.5m(horizontal) GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 125: Dimensions

    R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 3. Actual noise level may differ, depending on the room structure, etc, since these noise values are from an anechoic room. 2.Dimensions 2.1 COU-18H B=(370) D=(590) A=(875) 2.2 COU-24HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 126 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 127 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 2.3 COU-36HR1, COU-36HSR1 2.4 COU-48HR1, COU-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 128: Service Space

    (Wall or obstacle) Obstacle Air inlet >30cm Fix with bolt Air inlet Maintain channel >60cm Air outlet Deep foundation Necessary width 300mm is necessary between 2 outdoor units 300mm M10 bolt 4pieces per unit GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 129: Wiring Diagrams

    R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 4.Wiring Diagrams 4.1 COU-18HR1 ( Power supply from indoor unit) GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 130 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 4.2 COU-24HR1 (Power supply independently) COMP-I 4-WAY-I OUT-FAN-I OUTDOOR PIPE SENSOR PROT-O SW5 setting Switch Status 3/4 HP Three phase 5/6 HP Single phase GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 131 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 4.3 COU 36HR1(Power supply independently) COMP-I 4-WAY-I OUT-FAN-I OUTDOOR PIPE SENSOR PROT-O SW5 setting Switch Status 3/4 HP Three phase 5/6 HP Single phase GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 132 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 4.4 COU-36HSR1(Power supply independently) COMP-I 4-WAY-I OUT-FAN-I PROT-O SW5 setting Switch Status 3/4 HP Three phase 5/6 HP Single phase GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 133 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 4.5 COU-48HSR1 , COU-60HSR1 (Power supply independently) SW5 setting Switch Status 3/4 HP Three phase 5/6 HP Single phase GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 134: Electric Characteristics

    R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 5.Electric Characteristics Outdoor Unit Model Voltage Min. Max. COU-18HR1 220~240V COU-24HR1 220~240V COU-36HR1 220~240V COU-36HSR1 380~415V 342V 418V COU-48HSR1 380~415V 342V 418V COU-60HSR1 380~415V 342V 418V GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 135: Operation Limits

    S T D - 1 0 Indoor temperature( ℃ WB) ℃ D B ) I n d o o r t e m p e r a t u r e ( GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 136: Sound Levels

    1.0m Note: H= 0.5 × height of outdoor unit Note: The point A is in the middle of the whole outdoor panel. Model Noise level dB(A) COU-18HR1 COU-24HR1 COU-36HR1 COU-36HSR1 COU-48HSR1 COU-60HSR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 137: Exploded View

    R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 8.Exploded View 8.1 COU-18HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 138 Condenser assy Holder for fan motor Condenser Separating board Pre-welding assy for distributing capillary column Pre-welding assy for condensor collecting pipe plastic Rear net Temp sensor Refrigerant R410a Pre-welding assy for throttle capillary GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 139 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 8.2 COU-24HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 140 10.2 Control wire for 4-Ways valve 24.3 distributing capillary assy Discharge pipe assy 24.4 Temp sensor 11.1 Discharge pipe Rear net 11.2 High-pressure swicth Refrigerant R410a 1.8kg 11.3 Discharge temp sensor GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 141 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 8.3 COU-36HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 142 Pre-welding 22.2 Pre-welding assy assy compressor Suction pipe B 22.3 distributing capillary Pre-welding assy Low-pressure switch 22.4 Temp sensor Pre-welding assy for discharge pipe Refrigerant R410a 2.1kg Discharge pipe A for compressor GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 143 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 8.4 COU-36HSR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 144 Suction pipe B for compressor 22.2 assy distributing capillary Pre-welding Low-pressure swicth 22.3 assy Pre-welding assy for discharge pipe A 22.4 Temp sensor Discharge pipe A for compressor Refrigerant R410a 2.1kg High-pressure switch GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 145 R410A50Hz Universal Outdoor Series Technical Manual Outdoor unit 8.5 COU-48HR1 , COU-60HR1 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 146 24.2 Sequence protector Top net 24.3 Contactor Handle 24.4 Fan motor capacitor Front panel 24.5 Terminal Propeller fan 24.6 Groove clamp Asynchronous motor Plastic rear net Fan motor support Refrigerant R410a 3.6kg GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 147: Part 4 Installation

    R410A50Hz Universal Outdoor Series Technical Manual Installation Part 4 Installation 1.Precaution on Installation ............145 2.Vacuum Dry and Leakage Checking .........146 3.Additional Refrigerant Charge ..........148 4.Water Drainage ................149 5.Insulation Work ...............152 6.Test Operation .................154 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 148: Precaution On Installation

    1.5. Be sure of no leakage by checking it with leak detector or soap water. 1.6. Cover the joint of the connecting pipe to the indoor unit with the soundproof / insulating sheath (fittings), and bind it well with the tapes to prevent leakage. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 149: Vacuum Dry And Leakage Checking

    If it rises, it shows there’s moisture or leakage point. Vacuuming from liquid pipe and gas pipe at the same time.  Sketch map of common vacuum dry procedure.  GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 150 Determinant: Pass if achieving below -755mmHg. If -755mmHg can’t be achieved in 2h, repeat procedure ③ and ④. ⑤. Vacuum placing test · · · · · · 1h ⑥. Sketch map of special vacuum dry procedure GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 151: Additional Refrigerant Charge

    — — Added Refrigerant When 30g/m×(L-5) 65g/m×(L-5) 120g/m×(L-5) Over 5m(One-way) Remark: R (g): Additional refrigerant to be charged L (m): The length of the refrigerant pipe (one-way) D (mm): Liquid side piping GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 152: Water Drainage

    4.2.1. If the pressure at the connection of the drainpipe is negative, it needs to design drainpipe trap. 4.2.2. Every indoor unit needs one drainpipe trap. 4.2.3. A plug should be designed to do cleaning. P l u g GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 153 Calculate allowed volume =Total cooling capacity of indoor units(HP)×2 (l/ hr) Allowed volume(lean 1/50) (l/ hr) I.D. (mm) Thick Hard PVC ∽≤14 ￠25 集中排水管 Hard PVC 14＜∽≤88 ￠30 Hard PVC 88＜∽≤334 ￠40 Hard PVC 175＜∽≤334 ￠50 334＜∽ Hard PVC ￠80 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 154 Turn off the power and drain the remained water, and then turn on the air conditioner. Note: the drain stuff in the main water receipt plate is for maintenance. Stuff up the drain stuff to prevent water leakage. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 155: Insulation Work

    5.2.2. Insulation for non-jointing parts and non-connection parts wrong right Gas pipe and liquid pipe should Insulate the gas pipe Insulate the gas pipe and not be put together to insulate (cooling only) liquid pipe GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 156 5.4.2 The gas and liquid pipe should be heat insulated individually, the connecting part should be heat insulated individually. 5.4.3 Use the attached heat-insulation material to insulate the pipe connections (pipes’ tie-in ,expand nut ) of the indoor unit GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 157: Test Operation

     Whether there is vibration or abnormal noise during operation.  Whether the generated wind, noise, or condensed of by the air conditioner have influenced your neighborhood.  Whether any of the refrigerant is leaked. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 158: Part 5 Control

    R410A50Hz Universal Outdoor Series Technical Manual control Part 5 Control 1.Wireless Remote Controller .............125 2.Wire Controller ................128 GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 159: Wireless Remote Controller

    It will cancel damp, purification, sleep, turbo and timing running mode. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 160 Pressing MODE key can’t cancel timing in timing mode which will send out the order of timing time by pressing other key. I. TURBO key: GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 161 Press the key when the remote control is closed, the control will switch modes in the order: CLEAN →cancel CLEAN→ CLEAN; when you stop the unit and turn on the purification switch, except the wind, the stable swing and air door swing speed aren’t adjusted. GD Chigo Heating & Ventilation Equipment Co., Ltd.

  • Page 162: Wire Controller

    “MODE” key- The key works as the “MODE” key in the remote controller; c. “SPEED” key- The key works as the “SPEED” key in the remote controller; d. “TIMING” key- The key works as the “TIMING” key in the remote controller; GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 163 4. Buzzer: The buzzer will utter three times when power-on and starting and it will utter twice when pressing “TIME ＋” and “TIME －” key at the same time. When the controller accepts other signal, it only utters once. 2.2 ZKX-PF-02 GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 164 OFF state, and ＂TIMING OFF＂and ＂TIMING＂lamps will be on. 2) Press + or - button to set the desired timing OFF time. The set time ranges From 1 to 12 hours. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 165 During the operation of heating mode, the room temperature will be dropped gradually 5℃(9 ℉)lower than the setting after the machine begins to operate in the sleeping mode. GD Chigo Heating & Ventilation Equipment Co., Ltd.
  • Page 166 R410A50Hz Universal Outdoor Series Technical Manual control 更新日志： 2012.2.9 By Zack 18K（含 18K）机器是由内机供电，24K（含 24K）以上是内外机分别供电。 2012.3.22 By Zack 更改为新电控。 GD Chigo Heating & Ventilation Equipment Co., Ltd.

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