Service Manual
Page 2
Feature & Benefits ...8 4. Installation ...22 11. Electronic Control Device 52 14. Exploded View and Replacement Parts List 53 2 Ceiling Cassette Air Conditioner List of Remote Control 12 6. Wiring Diagrams...19 9. Refrigerant Cycle Diagrams 21 10. Function of Functions ...11 5. Dimensional Drawings 16 8. Models List ...3 2. Safety Precautions ...4 3. Specifications ...14 7. TABLE OF CONTENTS Table of contents Page 1. Trouble Shooting Guide 32 12. (3-Way)Valve ...48 13.
Feature & Benefits ...8 4. Installation ...22 11. Electronic Control Device 52 14. Exploded View and Replacement Parts List 53 2 Ceiling Cassette Air Conditioner List of Remote Control 12 6. Wiring Diagrams...19 9. Refrigerant Cycle Diagrams 21 10. Function of Functions ...11 5. Dimensional Drawings 16 8. Models List ...3 2. Safety Precautions ...4 3. Specifications ...14 7. TABLE OF CONTENTS Table of contents Page 1. Trouble Shooting Guide 32 12. (3-Way)Valve ...48 13.
Service Manual
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...; Moisture may cause injury, accident, or damage to the product. • If the base collapses, the air conditioner could cause injury. Do not let electric parts of the product get wet. • There is risk of fire or electric shock. • There is left open. • It may condense and wet...
...; Moisture may cause injury, accident, or damage to the product. • If the base collapses, the air conditioner could cause injury. Do not let electric parts of the product get wet. • There is risk of fire or electric shock. • There is left open. • It may condense and wet...
Service Manual
Page 7
...while the product is operated. • There are very sharp! • There is risk of product. Service Manual 7 Do not touch the metal parts of the product. Do not use harsh detergents, solvents, etc. • There is risk of personal injury and failure of personal injury. They ...are sharp and moving parts that could cause personal injury. Safety Presautions Use two or more people to lift and transport the product. • Avoid personal injury. 90˚ ...
...while the product is operated. • There are very sharp! • There is risk of product. Service Manual 7 Do not touch the metal parts of the product. Do not use harsh detergents, solvents, etc. • There is risk of personal injury and failure of personal injury. They ...are sharp and moving parts that could cause personal injury. Safety Presautions Use two or more people to lift and transport the product. • Avoid personal injury. 90˚ ...
Service Manual
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... Installation 150mm(5.91inch) Hanging bolt (W3/8 or M10) Nut (W3/8 or M10) Spring washer (M10) Keep the length of the paper model • The following parts is conveyed to the hose, secure the unit with an anti-vibration rubber. M10 Plate Washer -
... Installation 150mm(5.91inch) Hanging bolt (W3/8 or M10) Nut (W3/8 or M10) Spring washer (M10) Keep the length of the paper model • The following parts is conveyed to the hose, secure the unit with an anti-vibration rubber. M10 Plate Washer -
Service Manual
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... installing the decoration panel, always remove the paper template. 1. Water drops fall. Bad example Air conditioner unit Ceiling board Decoration panel Fit the insulator (this part) and be careful for louver motor and display CAUTION Inlet Grille Install certainly the decoration panel. Air conditioner unit Piping side Decoration panel fixing screws...
... installing the decoration panel, always remove the paper template. 1. Water drops fall. Bad example Air conditioner unit Ceiling board Decoration panel Fit the insulator (this part) and be careful for louver motor and display CAUTION Inlet Grille Install certainly the decoration panel. Air conditioner unit Piping side Decoration panel fixing screws...
Service Manual
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...: Indoor unit Refrigerant piping Thermal insulator (accessory) • Heat insulation material to be kept at a distance from the ground. (Do not dip it into electrical parts. 26 Ceiling Cassette Air Conditioner Adiabatic glass wool with gum type sealer. Tape the Pipings, drain hose and Connecting Cable from entering into water, and...
...: Indoor unit Refrigerant piping Thermal insulator (accessory) • Heat insulation material to be kept at a distance from the ground. (Do not dip it into electrical parts. 26 Ceiling Cassette Air Conditioner Adiabatic glass wool with gum type sealer. Tape the Pipings, drain hose and Connecting Cable from entering into water, and...
Service Manual
Page 33
... on outdoor PCB is off Turn on the control panel Check the main power. Check the Fuse of indoor unit blink When Operation's ON? Electronic Parts Troubleshooting Guide Trouble 1 The Product doesn't operate at three minutes after main power turning on Service Manual 33 Is the voltage of wires Check the...
... on outdoor PCB is off Turn on the control panel Check the main power. Check the Fuse of indoor unit blink When Operation's ON? Electronic Parts Troubleshooting Guide Trouble 1 The Product doesn't operate at three minutes after main power turning on Service Manual 33 Is the voltage of wires Check the...
Service Manual
Page 34
... operated in LCD screen, replace battery. At this point the wind speed is impossible to the delaying function for 3 minutes after stopped. Caused by other parts except the remote controller When the mark ( ) is displayed in the Sleeping Mode, the wind speed is driven by the remote controller. Check DISP PWB...
... operated in LCD screen, replace battery. At this point the wind speed is impossible to the delaying function for 3 minutes after stopped. Caused by other parts except the remote controller When the mark ( ) is displayed in the Sleeping Mode, the wind speed is driven by the remote controller. Check DISP PWB...
Service Manual
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... Operate "Cooling Mode( )" by setting the desired temperature of the remote controller is less than one of the indoor temperature by the temperature of DC part in relay for indoor temperature is attached as close as to the relay.
... Operate "Cooling Mode( )" by setting the desired temperature of the remote controller is less than one of the indoor temperature by the temperature of DC part in relay for indoor temperature is attached as close as to the relay.
Service Manual
Page 36
... pin of ON or OFF. SSR Open: Indoor Fan Motor never operate - SSR short: Indoor Fan Motor always operates in case of Micom, and the part for driving SSR • Check the pattern • Check the SSR - Turn ON Main Power Check the SSR high speed operation by remote control. (The...
... pin of ON or OFF. SSR Open: Indoor Fan Motor never operate - SSR short: Indoor Fan Motor always operates in case of Micom, and the part for driving SSR • Check the pattern • Check the SSR - Turn ON Main Power Check the SSR high speed operation by remote control. (The...
Service Manual
Page 37
... • Check the soldering condition(on PWB) of CN-U/D Connector Check the operating circuit of the Vertical Louver • Confirm that are catching and interfering parts in the rotation radial of CN-U/D and GND. If there are no problems after above checks • Confirm the assembly conditions that there is DC...
... • Check the soldering condition(on PWB) of CN-U/D Connector Check the operating circuit of the Vertical Louver • Confirm that are catching and interfering parts in the rotation radial of CN-U/D and GND. If there are no problems after above checks • Confirm the assembly conditions that there is DC...
Service Manual
Page 53
Indoor Unit Model No.: LCN240CP/LCN340CP 267110-1 349480 249951 135500 337000 354211 352118 158591 Eva-in 263230-1 Eva-out 263230-2 267110-2 130412 349600 346810 359012 268714 130911-3 130911-4 W49810 130911-2 152510 130911-1 552111 330870 159830 266090 The model name of Front Panel for this model is "PT-CDC1" (Refer to 59 page) Service Manual 53 Exploded View and Replacement Parts List Exploded View and Replacement Parts List 1.
Indoor Unit Model No.: LCN240CP/LCN340CP 267110-1 349480 249951 135500 337000 354211 352118 158591 Eva-in 263230-1 Eva-out 263230-2 267110-2 130412 349600 346810 359012 268714 130911-3 130911-4 W49810 130911-2 152510 130911-1 552111 330870 159830 266090 The model name of Front Panel for this model is "PT-CDC1" (Refer to 59 page) Service Manual 53 Exploded View and Replacement Parts List Exploded View and Replacement Parts List 1.
Service Manual
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... 6141A20018Z 4995A10112M 6920AP3400A 3A00988B(35uF) 6120AR2194F(6+35uF) 3A01934B 6871A21318D REMARKS R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R 56 Ceiling Cassette Air Conditioner Exploded View and Replacement Parts List Parts List LOCATION No. DESCRIPTION 137213-1 PANEL ASSEMBLY,SIDE 137213-2 PANEL ASSEMBLY,SIDE 567480-1 THERMISTOR,NTC 567480-2 THERMISTOR,NTC 349480 ORIFICE 349600 BRACKET,MOTOR 430410 BASE...CASE ASSEMBLY,CONTROL(OUTDOOR) W6920 RELAY,CONTACT W0CZZ-1 CAPACITOR,UNCLASSIFIED W0CZZ-2 CAPACITOR,FILM,BOX W4810 BRACKET 268711 PCB ASSEMBLY, MAIN Part No.
... 6141A20018Z 4995A10112M 6920AP3400A 3A00988B(35uF) 6120AR2194F(6+35uF) 3A01934B 6871A21318D REMARKS R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R R 56 Ceiling Cassette Air Conditioner Exploded View and Replacement Parts List Parts List LOCATION No. DESCRIPTION 137213-1 PANEL ASSEMBLY,SIDE 137213-2 PANEL ASSEMBLY,SIDE 567480-1 THERMISTOR,NTC 567480-2 THERMISTOR,NTC 349480 ORIFICE 349600 BRACKET,MOTOR 430410 BASE...CASE ASSEMBLY,CONTROL(OUTDOOR) W6920 RELAY,CONTACT W0CZZ-1 CAPACITOR,UNCLASSIFIED W0CZZ-2 CAPACITOR,FILM,BOX W4810 BRACKET 268711 PCB ASSEMBLY, MAIN Part No.
Service Manual
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...,PROPELLER 561410 SOLENOID 649950 CASE ASSEMBLY,CONTROL(OUTDOOR) W6920 RELAY,CONTACT W0CZZ-1 CAPACITOR,FILM,BOX W0CZZ-2 CAPACITOR,FILM,BOX W49810 SUPPORTER 268711 PCB ASSEMBLY,MAIN Part No. Exploded View and Replacement Parts List Parts List LOCATION No.
...,PROPELLER 561410 SOLENOID 649950 CASE ASSEMBLY,CONTROL(OUTDOOR) W6920 RELAY,CONTACT W0CZZ-1 CAPACITOR,FILM,BOX W0CZZ-2 CAPACITOR,FILM,BOX W49810 SUPPORTER 268711 PCB ASSEMBLY,MAIN Part No. Exploded View and Replacement Parts List Parts List LOCATION No.