Fujitsu ARTG60LHTA

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Remove the connectors, codes

and screw.

Remove the mounting screws.

Remove the locking spacers.

03-04

screw

Locking spacers

CAPACITOR PCB

Hook

5-4. CAPACITOR PCB removal

Remove the CONDENSER CASE

by sliding rightward.

Remove the CONDENSER COVER

by sliding toward.

Main Page

Table of Contents2
Description of each Control Operation5
Cooling Capacity Control6
Cooling Operation6
- Heating Capacity Control7
- Compressor Frequency Range7
Heating Operation7
- Indoor Unit Control8
- Compressor Control Based on Room Temperature8
- Indoor Fan Control for AC Indoor Unit8
Dry Operation8
Operation Mode Selection Table9
Auto Changeover Operation9
- Auto Changeover Operation Flow Chart10
- Fan Speed11
Indoor Fan Control11
- Fan Operation13
- Cooling Operation13
- Heating Operation13
- Cool Air Prevention Control14
- Duct Type14
- High Static Duct Type14
- Outdoor Fan Motor15
- Fan Speed of the Outdoor Unit15
Outdoor Fan Control15
- Swing Operation16
- Vertical Louver Control16
Louver Control16
- Horizontal Louver Control17
- Air Direction Range17
- Operation Frequency Range22
- Operation Frequency Control at Start up22
Compressor Control22
Timer Operation Control23
- Wireless Remote Controller23
- Wired Remote Controller25
Pulse Range of EEV27
Electronic Expansion Valve Control27
Test Operation Control27
Prevent to Restart for 3 Minutes27
4-Way Valve Extension Select28
Auto Restart28
Manual Auto Operation28
Pump down29
Condition of the Defrost Operation Completion30
Compressor Preheating30
Defrost Operation Control30
- Defrost Flow Chart31
- Off Defrost Operation Condition32
- Off Defrost End Condition32
- OFF Defrost Flow Chart32
Off Defrost Operation Control32
- 10C Heat Operation33
- Discharge Gas Temperature over Rise Prevention Control33
Economy Operation33
Various Protections33
- Low Pressure Protection Control34
- Pressure over Rise Protection34
- Anti Freezing Protection34
- Heating Overload Protection35
- High Temperature Release Control35
- Current Release Control35
- Compressor Stop Control36
Forced Cooling Operation36
Fresh Air Control36
External Electrical Heater Control36
- During Heating / Fan Mode / Stop Operation37
- Float Switch Turns off Less than 3 Minutes37
- During Cooling / Dry Mode37
Drain Pump Operation37
Low Noise Operation38
Peak Cut Operation38
Description of Display Unit39
- Layout of Display Unit39
- Display Mode40
- Error History Mode43
  - Procedure for History Mode43
  - Error Code43
- Error Check Mode44
Procedure for Error Check Mode44
Demand Response Operation44
Error Display46
- Indoor Unit and Wired Remote Controller Display46
- Error Code History Display47
- Wired Remote Controller Display47
- Reset the Power and Operate48
- Check Connection48
- Check the Voltage of Power Supply48
Trouble Shooting with Error Code48
Trouble Shooting with no Error Code79
Service Parts Information84
- Inverter Compressor85
- Outdoor Unit Electronic Expansion Valve86
- Indoor Unit Fan Motor87
- Outdoor Unit Fan Motor88
- Disassembly Process90
- SERVICE PANEL Removal90
- INSULATION SHEET Removal90
- Main PCB Removal91
- Inverter, PFC, Filter and Capacitor PCB Removal91
- Filter PCB Removal92
- PFC PCB Removal92
- Inverter PCB Removal92
- CAPACITOR PCB Removal93
- Fan Motor Removal94
- Top Panel Removal95
- Pipe Cover Front Removal95
- Right Panel Removal95
- Reactor Removal96
- Thermistor Removal96
- Solenoid Coil Removal96
- EEV Coil Removal97
- Pressure Sensor Removal97
- Compressor Removal98
- Precautions for Exchange of Refrigerant-Cycle-Parts100

Table of Contents

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