Fujitsu AO* G45LATT Manuals

Manuals and User Guides for Fujitsu AO* G45LATT. We have 1 Fujitsu AO* G45LATT manual available for free PDF download: Service Instruction

Fujitsu AO* G45LATT Service Instruction

Fujitsu AO* G45LATT Service Instruction (102 pages)

3 PHASE TYPE ROOM AIR CONDITIONER

Brand: Fujitsu | Category: Air Conditioner | Size: 2.19 MB

Table of Contents

Table of Contents
2
Description of each Control Operation
5
Cooling Capacity Control
6
Cooling Operation
6
- Heating Capacity Control
  7
- Compressor Frequency Range
  7
Heating Operation
7
Dry Operation
8
Operation Mode Selection Table
9
Auto Changeover Operation
9
- Auto Changeover Operation Flow Chart
  10
- Fan Speed
  11
Indoor Fan Control
11
- Fan Operation
  13
- Cooling Operation
  13
- Heating Operation
  13
- Cool Air Prevention Control
  14
- Duct Type
  14
- High Static Duct Type
  14
- Outdoor Fan Motor
  15
- Fan Speed of the Outdoor Unit
  15
Outdoor Fan Control
15
- Swing Operation
  16
- Vertical Louver Control
  16
Louver Control
16
Compressor Control
22
Timer Operation Control
23
- Wireless Remote Controller
  23
  - On / off Timer
    23
  - Program Timer
    23
  - Sleep Timer
    24
  - In the Cooling Operation Mode
    24
  - In the Heating Operation Mode
    24
- Wired Remote Controller
  25
  - Weekly Timer
    25
  - Day off Setting
    26
  - Temperature Set Back Timer
    26
Pulse Range of EEV
27
Electronic Expansion Valve Control
27
Test Operation Control
27
Prevent to Restart for 3 Minutes
27
4-Way Valve Extension Select
28
Auto Restart
28
Manual Auto Operation
28
Pump down
29
Condition of the Defrost Operation Completion
30
Compressor Preheating
30
Defrost Operation Control
30
- Defrost Flow Chart
  31
- Off Defrost Operation Condition
  32
- Off Defrost End Condition
  32
- OFF Defrost Flow Chart
  32
Off Defrost Operation Control
32
- 10C Heat Operation
  33
- Discharge Gas Temperature over Rise Prevention Control
  33
Economy Operation
33
Various Protections
33
Forced Cooling Operation
36
Fresh Air Control
36
External Electrical Heater Control
36
Drain Pump Operation
37
Low Noise Operation
38
Peak Cut Operation
38
Description of Display Unit
39
- Layout of Display Unit
  39
- Display Mode
  40
  - Display Pattern
    40
  - Procedure for Present Value
    40
  - Detail of LED Display Data
    41
- Error History Mode
  43
  - Procedure for History Mode
    43
  - Error Code
    43
- Error Check Mode
  44
Procedure for Error Check Mode
44
Demand Response Operation
44
Error Display
46
Trouble Shooting with Error Code
48
Trouble Shooting with no Error Code
79
Service Parts Information
84
- Inverter Compressor
  85
- Outdoor Unit Electronic Expansion Valve
  86
- Indoor Unit Fan Motor
  87
- Outdoor Unit Fan Motor
  88
- Disassembly Process
  90
- SERVICE PANEL Removal
  90
- INSULATION SHEET Removal
  90
- Main PCB Removal
  91
- Inverter, PFC, Filter and Capacitor PCB Removal
  91
- Filter PCB Removal
  92
- PFC PCB Removal
  92
- Inverter PCB Removal
  92
- CAPACITOR PCB Removal
  93
- Fan Motor Removal
  94
- Top Panel Removal
  95
- Pipe Cover Front Removal
  95
- Right Panel Removal
  95
- Reactor Removal
  96
- Thermistor Removal
  96
- Solenoid Coil Removal
  96
- EEV Coil Removal
  97
- Pressure Sensor Removal
  97
- Compressor Removal
  98
- Precautions for Exchange of Refrigerant-Cycle-Parts
  100

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