Daikin RX25JVET9 Manuals

Manuals and User Guides for Daikin RX25JVET9. We have 1 Daikin RX25JVET9 manual available for free PDF download: Service Manual

Daikin RX25JVET9 Service Manual

Daikin RX25JVET9 Service Manual (162 pages)

Inverter Pair FTK(X)-J / RK(X)-J Series

Brand: Daikin | Category: Air Conditioner | Size: 5.19 MB

Table of Contents

Table of Contents
3
Part 1 List of Function
3
Part 3 Printed Circuit Board Connector Wiring Diagram
3
Part 5 System Configuration
3
Part 6 Service Diagnosis
3
Introduction
6
- Safety Cautions
  6
Part 1 List of Function
10
Functions
11
- Indoor Unit and Outdoor Unit
  11
Part 2 Specification
12
Specifications
13
- Cooling Only
  13
- Specifications
  14
- Heat Pump
  17
Part 3 Printed Circuit Board Connector Wiring Diagram
20
Printed Circuit Board Connector Wiring Diagram and Name
21
Part 4 Main Function
26
General Functionality
27
- Functions of Thermistors
  27
- Operating Modes
  29
- Frequency Principle
  30
- Defrost Control
  32
- Forced Operation Mode
  33
- Wide-Angle Flaps, Diffuser, Louveres and Autoswing
  34
- Fan Speed Control for Indoor Units
  35
- Fan Speed Control for Outdoor Units
  36
- General Functions
  37
- Intelligent Eye
  39
- Good Sleep Cooling Control
  41
- Automatic Operation
  42
- Input Current Control
  43
- Freeze Protection Function in Cooling
  44
- Peak-Cut Control Function
  45
- Four-Way Valve Function Compensation
  46
- Compressor Protection Function
  47
- Wet Operation Protection
  48
- Dew Condensation Sweating Prevention Function
  49
Part 5 System Configuration
50
Instruction
51
- Ftk25 / 35J, Ftx25 / 35J
  51
  - Safety Precautions
    51
  - Names of Parts
    53
  - Preparation before Operation
    55
  - Setting the Clock
    56
  - Tips for Saving Energy
    56
  - Powerful Operation
    58
  - Adjusting the Air Flow Direction
    59
  - Timer Operation
    60
  - Care and Cleaning
    63
  - Before a Long Idle Period
    64
  - Trouble Shooting
    65
  - Fault Diagnosis
    68
  - System Configuration
    68
Part 6 Service Diagnosis
70
Caution for Diagnosis
71
- Troubleshooting with the Operation Lamp
  71
Problem Symptoms and Measures
72
Service Check Function
73
- ARC423 Series
  73
Code Indication on the Remote Controller
74
- Error Codes and Description of Fault
  74
Trouble Shooting
75
Check
94
- How to Check
  94
- Power Transistor Check
  94
  - Capacitor Voltage Check
    94
  - Thermistor Resistance Check
    97
- Installation Condition Check
  98
- Discharge Pressure Check
  99
- Rectifier Check
  99
- Power Supply Waveforms Check
  100
- Hall IC Check
  101
- Refrigerant System Check
  101
Part 7 Removal Procedure
102
For FTK25J, FTK35J, FTX25J, FTX35J
103
- Removal of Air Filter
  103
- Removal of Front Grille
  106
- Removal of Horizontal Blade and Vertical Blade
  109
- Removal of Switch Box, PC Board and Swing Motor
  111
- Removal of Heat Exchanger
  117
- Install of Drain Plug
  120
- Removal of Fan Rotor and Motor
  121
- Si04
  124
For RK25J, RK35J, RX25J, RX35J
125
Part 8 Others
147
Others
147
- Explanation
  147
Part 9 Appendix
150
Piping Diagram
151
- Indoor Unit
  151
- Outdoor Unit
  152
Wiring Diagram
154
- Indoor Unit
  154
- Outdoor Unit
  156
Index
158

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