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Panasonic CS-E12GFEW-2 Service Manual

Panasonic air conditioner user manual
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Please file and use this manual together with the Service Manual for Model No. CS-E9GFEW / CU-E9GFE, CS-E12GFEW / CU-
E12GFE, CS-E18GFEW / CU-E18GFE, Order No.RAC0704001C2.

TABLE OF CONTENTS

1 Safety Precautions----------------------------------------------- 2
2 Specifications ----------------------------------------------------- 4
2.1. CS-E9GFEW-2 CU-E9GFE-2 ------------------------- 4
2.2. CS-E12GFEW-2 CU-E12GFE-2 ---------------------- 6
2.3. CS-E18GFEW-2 CU-E18GFE-2 ---------------------- 8
3.1. Indoor Unit--------------------------------------------------10
3.2. Outdoor Unit -----------------------------------------------10
3.3. Remote Control -------------------------------------------10
4 Dimensions-------------------------------------------------------- 11
4.1. Outdoor Unit ----------------------------------------------- 11
5 Refrigeration Cycle Diagram --------------------------------13
2 CU-E12GFE-2 -----------------------------------------13
CS-E9GFEW-2 CU-E9GFE-2
CS-E12GFEW-2 CU-E12GFE-2
CS-E18GFEW-2 CU-E18GFE-2
P
A
G
E
5.2. CS-E18GFEW-2 CU-E18GFE-2 -------------------- 14
6 Wiring Connection Diagram--------------------------------- 15
6.1. Outdoor Unit----------------------------------------------- 15
7 Electronic Circuit Diagram----------------------------------- 17
7.1. Outdoor Unit----------------------------------------------- 17
8.1. Outdoor Unit----------------------------------------------- 21
9 Technical Data --------------------------------------------------- 23
9.1. Operation Characteristics ------------------------------ 23
9.2. Sensible Capacity Chart-------------------------------- 35
10.1. Indoor Unit ------------------------------------------------- 36
10.2. CU-E9GFE-2 CU-E12GFE-2------------------------- 39
10.3. CU-E18GFE-2 -------------------------------------------- 41
© 2008 Panasonic HA Air-Conditioning (M) Sdn. Bhd.
(11969-T). All rights reserved. Unauthorized copying
and distribution is a violation of law.
Order No. MAC0804027A2
Air Conditioner
CU-2E15GBE
CU-3E18EBE
CU-3E23CBPG
CU-4E27CBPG
P
A
G
E

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  Summary of Contents for Panasonic CS-E12GFEW-2

  • Page 1: Table Of Contents

    10 Exploded View and Replacement Parts List ----------- 36 10.1. Indoor Unit ------------------------------------------------- 36 10.2. CU-E9GFE-2 CU-E12GFE-2------------------------- 39 10.3. CU-E18GFE-2 -------------------------------------------- 41 © 2008 Panasonic HA Air-Conditioning (M) Sdn. Bhd. (11969-T). All rights reserved. Unauthorized copying and distribution is a violation of law. Order No. MAC0804027A2...
  • Page 2: Safety Precautions

    1 Safety Precautions • Read the following “SAFETY PRECAUTIONS” carefully before perform any servicing. • Electrical work must be installed or serviced by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model installed. •...
  • Page 3 In case of the soldering iron with temperature control, please set it to 700 ± 20°F (370 ± 10°C). Pb free solder will tend to splash when heated too high (about 1100°F / 600°C). 7. Power supply connection to the air conditioner. Connect the power supply cord of the air conditioner to the mains using one of the following methods.
  • Page 4: Specifications

    2 Specifications 2.1. CS-E9GFEW-2 CU-E9GFE-2 ITEM Performance Test Condition Capacity Noise Level Capacity Noise Level Moisture Removal Air Volume Refrigeration Control Device Refrigeration Oil Refrigerant (R410A) Height Dimension Width Depth Net Weight Pipe Diameter Liquid Standard Length Pipe Length Range Height Difference Additional Gas Amount Refrigeration Charge Less...
  • Page 5 ITEM Type Material Motor Type Input Power Output Power QLo (Cool/Heat) Lo (Cool/Heat) Fan Speed Me (Cool/Heat) Hi (Cool/Heat) SHi (Cool/Heat) Fin Material Fin Type Heat Exchanger Row x Stage x FPI Size (W x H x L) Material Air Filter Type 1.
  • Page 6: Cs-E12Gfew-2 Cu-E12Gfe-2

    2.2. CS-E12GFEW-2 CU-E12GFE-2 ITEM Performance Test Condition Capacity Noise Level Capacity Noise Level Moisture Removal Air Volume Refrigeration Control Device Refrigeration Oil Refrigerant (R410A) Height Dimension Width Depth Net Weight Pipe Diameter Liquid Standard Length Pipe Length Range Height Difference...
  • Page 7 ITEM Type Material Motor Type Input Power Output Power QLo (Cool/Heat) Lo (Cool/Heat) Fan Speed Me (Cool/Heat) Hi (Cool/Heat) SHi (Cool/Heat) Fin Material Fin Type Heat Exchanger Row x Stage x FPI Size (W x H x L) Material Air Filter Type 1.
  • Page 8: Cs-E18Gfew-2 Cu-E18Gfe-2

    2.3. CS-E18GFEW-2 CU-E18GFE-2 ITEM Performance Test Condition Capacity Noise Level Capacity Noise Level Moisture Removal Air Volume Refrigeration Control Device Refrigeration Oil Refrigerant (R410A) Height Dimension Width Depth Net Weight Pipe Diameter Liquid Standard Length Pipe Length Range Height Difference Additional Gas Amount Refrigeration Charge Less Inner Diameter...
  • Page 9 ITEM Type Material Motor Type Input Power Output Power QLo (Cool/Heat) Lo (Cool/Heat) Fan Speed Me (Cool/Heat) Hi (Cool/Heat) SHi (Cool/Heat) Fin Material Fin Type Heat Exchanger Row x Stage x FPI Size (W x H x L) Material Air Filter Type 1.
  • Page 10: Location Of Controls And Components

    3 Location of Controls and Components 3.1. Indoor Unit 3.2. Outdoor Unit 3.3. Remote Control...
  • Page 11: Dimensions

    4 Dimensions 4.1. Outdoor Unit 4.1.1. CU-E9GFE-2 CU-E12GFE-2...
  • Page 12 4.1.2. CU-E18GFE-2...
  • Page 13: Refrigeration Cycle Diagram

    5 Refrigeration Cycle Diagram 5.1. CS-E9GFEW-2 CU-E9GFE-2 CS-E12GFEW-2 CU-E12GFE-2 Piping size Model Liquid E9GFE-1/E12GFE-1 3/8” 1/4” If piping length is over rated length, additional refrigerant should be added as shown in the table. Rated Length Max. Min. Piping Elevation (m) Length (m) Max.
  • Page 14: Cs-E18Gfew-2 Cu-E18Gfe-2

    5.2. CS-E18GFEW-2 CU-E18GFE-2 Piping size Rated Length Max. Min. Piping Max. Piping Additional Model Elevation (m) Length (m) Length (m) Refrigerant (g/m) Liquid E18GFE-1 1/2” 1/4” If piping length is over rated length, additional refrigerant should be added as shown in the table.
  • Page 15: Wiring Connection Diagram

    6 Wiring Connection Diagram 6.1. Outdoor Unit 6.1.1. CU-E9GFE-2 CU-E12GFE-2...
  • Page 16 6.1.2. CU-E18GFE-2...
  • Page 17: Electronic Circuit Diagram

    7 Electronic Circuit Diagram 7.1. Outdoor Unit 7.1.1. CU-E9GFE-2 CU-E12GFE-2...
  • Page 18 7.1.2. CU-E18GFE-2...
  • Page 19 7.1.3. Main Printed Circuit Board CU-E9GFE-2 CU-E12GFE-2...
  • Page 20 7.1.4. Main Printed Circuit Board CU-E18GFE-2...
  • Page 21: Disassembly And Assembly Instructions

    8 Disassembly and Assembly Instructions 8.1. Outdoor Unit 8.1.1. CU-E9GFE-2 CU-E12GFE-2 1. Remove the 3 screws of the Top Panel. Fig. 13 2. Remove the 6 screws of the Front Panel. Fig. 14 3. Remove the screw of the Terminal Board Cover. 4.
  • Page 22 8.1.2. CU-E18GFE-2 1. Remove the 4 screws of the Top Panel. Fig. 19 2. Remove the 10 screws of the Front Panel. Fig. 20 3. Remove the Top Cover of the Electronic Controller. Fig. 21 • Be save to return the wiring to its original position •...
  • Page 23: Technical Data

    9 Technical Data 9.1. Operation Characteristics CS-E9GFEW-2 CU-E9GFE-2...
  • Page 27 CS-E12GFEW-2 CU-E12GFE-2...
  • Page 31 CS-E18GFEW-2 CU-E18GFE-2...
  • Page 35: Sensible Capacity Chart

    Sensible Capacity Chart CS-E9GFEW-2 CU-E9GFE-2 220V 230V 30°C 240V D.B. W.B. 17.0 2.48 2.13 19.0 19.5 2.72 2.23 22.0 2.96 2.31 CS-E12GFEW-2 CU-E12GFE-2 220V 230V 30°C 240V D.B. W.B. 17.0 3.47 2.49 19.0 19.5 3.81 2.61 22.0 4.15 2.70 CS-E18GFEW-2 CU-E18GFE-2...
  • Page 36: Exploded View And Replacement Parts List

    10 Exploded View and Replacement Parts List 10.1. Indoor Unit...
  • Page 37 CONTROL PANEL ASS'Y SUCTION GRILLE ASS'Y F6-1 KNOB (1) F6-2 KNOB (2) F6-3 KNOB (2) F6-4 STRING WIRE CLAMP CASING (UPPER) CASING (RIGHT) QTY. CS-E9GFEW-2 CS-E12GFEW-2 ← CW1786554 ← CW1723546 ← CW380120 ← CW113783J ← CW119848J ← CW1767414 ← CW1767421 ←...
  • Page 38 DRAIN HOSE ASS'Y TAPE OPERATING INSTRUCTIONS INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS (Note) • All parts are supplied from ACBU, Japan. • "O" marked parts are recommended to be kept in stock. QTY. CS-E9GFEW-2 CS-E12GFEW-2 ← CW1768075 ← CW1768082 ← CW1768099 ← CW1768107 ←...
  • Page 39: Cu-E9Gfe-2 Cu-E12Gfe-2

    10.2. CU-E9GFE-2 CU-E12GFE-2 Note: The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
  • Page 40 REF. NO. PART NAME AND DESCRIPTION CHASSY ASSY ANTI - VIBRATION BUSHING COMPRESSOR NUT - COMPRESSOR MOUNT SOUND PROOF MATERIAL SOUND PROOF MATERIAL FAN MOTOR BRACKET FAN MOTOR (AC 30W SINGLE) SCREW - FAN MOTOR BRACKET SCREW - FAN MOTOR MOUNT PROPELLER FAN ASSY NUT - PROPELLER FAN CONDENSER...
  • Page 41: Cu-E18Gfe-2

    10.3. CU-E18GFE-2 Note: The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
  • Page 42 REF. NO. PART NAME AND DESCRIPTION CHASSY ASSY ANTI - VIBRATION BUSHING COMPRESSOR NUT - COMPRESSOR MOUNT SOUND PROOF MATERIAL FAN MOTOR BRACKET FAN MOTOR SCREW - FAN MOTOR BRACKET SCREW - FAN MOTOR MOUNT PROPELLER FAN ASSY NUT - PROPELLER FAN CONDENSER COMPLETE TUBE ASSY COMPLETE (EXP.