Daikin FTY25CVMA Manuals

Manuals and User Guides for Daikin FTY25CVMA. We have 1 Daikin FTY25CVMA manual available for free PDF download: Service Manual

Daikin FTY25CVMA Service Manual

Daikin FTY25CVMA Service Manual (212 pages)

C-Series

Brand: Daikin | Category: Air Conditioner | Size: 7.07 MB

Table of Contents

Table of Contents
3
Introduction
8
- Safety Cautions
  8
  - Caution in Repair
    8
  - Cautions Regarding Products after Repair
    9
  - Inspection after Repair
    10
  - Using Icons
    11
  - Using Icons List
    11
Part 1 List of Function

12
- Functions
  13
Part 2 Specifications

16
- Specifications
  17
Part 3 Printed Circuit Board Connector Wiring Diagram

22
- Printed Circuit Board Connector Wiring Diagram
  23
  - Ft25/35Cv1A
    23
  - Ft50/60Cv1A
    25
  - Fty25/35Cvma
    27
  - Ry25/35Cvma
    29
Part 4 Functions and Control

32
- Functions of Cooling Only Models
  33
  - Cooling Monitoring Function
    33
  - Functions and Control Part
    33
  - Programme Dry Function
    34
  - Freeze-Up Protection Control
    35
  - Air Flow Rate Control
    36
  - Power-Airflow Dual Flaps, Wide-Angle Louvers, and Auto-Swing
    36
  - Signal Receiving Sign
    37
  - ON / off Button on Indoor Unit
    37
  - Filters
    37
  - Night Set Mode
    38
  - Powerful Operation
    38
  - 3-Minutes Standby Function
    38
  - Auto-Restart Function
    39
  - Test Run Function
    39
- Functions of Heat Pump Models
  40
  - Frequency Principle
    40
  - Power-Airflow Dual Flaps, Wide-Angle Louvers and Auto-Swing
    42
  - Fan Speed Control for Indoor Units
    43
  - Programme Dry Function
    44
  - Automatic Operation
    45
  - Night Set Mode
    46
  - Powerful Operation
    47
  - Other Functions
    48
  - Function of Thermistor
    49
- Control for Heat Pump Models
  50
  - Mode Hierarchy
    50
  - Frequency Control
    51
  - Controls at Mode Changing / Start-Up
    53
  - Input Current Control
    54
  - Freeze-Up Protection Control
    54
  - Heating Peak-Cut Control
    55
  - Fan Control
    55
  - Liquid Compression Protection Function 1
    56
  - (Securing of Differential Pressure and Blown Air Temperature)
    56
  - Liquid Compression Protection Function 2
    57
  - Defrost Control
    57
  - Insufficient Gas Control
    58
  - Forced Operation Mode
    59
  - 3.13 Additional Function
    59
Part 5 System Configuration

60
- System Configuration
  61
- Instructions
  62
  - Manual Contents by Models
    62
  - Safety Precautions
    63
    
    Installation Site
    64
    
    Electrical Work
    64
  - Names of Parts
    65
  - I Outdoor Unit
    66
  - Preparation before Operation
    74
  - AUTO • DRY • COOL • HEAT • FAN Operation
    77
  - Adjusting the Air Flow Direction
    79
  - POWERFUL Operation
    80
  - TIMER Operation
    81
  - Care and Cleaning
    83
  - Front Grille
    86
  - Troubleshooting
    89
  - Check Again
    90
Part 6 Service Diagnosis

92
- Troubleshooting by Lamps
  93
- Problem and Solution
  94
- Service Check Function
  95
  - ARC423 Series Remote Controller
    95
  - ARC433 Series Remote Controller
    96
- Troubleshooting
  97
  - Error Codes
    97
  - Indoor Unit PCB Abnormality
    98
  - Freeze-Up Protection Control or High Pressure Control
    99
  - Fan Motor or Related Abnormality
    101
  - Thermistor or Related Abnormality (Indoor Unit)
    104
  - Indoor Unit PCB Abnormality
    105
  - Signal Transmission Error (between Indoor and Outdoor Units)
    106
  - OL Activation (Compressor Overload)
    107
  - Compressor Lock
    108
  - Input over Current Detection
    109
  - Four Way Valve Abnormality
    110
  - High Pressure Control in Cooling
    112
  - CT or Related Abnormality
    114
  - Thermistor or Related Abnormality (Outdoor Unit)
    116
  - Electrical Box Temperature Rise
    118
  - Radiation Fin Temperature Rise
    120
  - Output over Current Detection
    122
  - Insufficient Gas
    124
- Check
  126
  - Fan Motor Connector Output Check
    126
  - Four Way Valve Performance Check
    126
  - Thermistor Resistance Check
    127
  - Si01
    127
  - Installation Condition Check
    128
  - Discharge Pressure Check
    129
  - Outdoor Unit Fan System Check
    130
  - Power Supply Waveforms Check
    130
  - Inverter Units Refrigerant System Check
    131
  - Capacitor Voltage Check
    131
  - Power Transistor Check
    132
  - Hall IC Check
    133
  - Power Transistor Output Check
    134
  - Inverter Units Compressor / Refrigerant System Check
    135
Part 7 Removal Procedure

136
- Ft25/35Cv1A, Fty25/35Cvma
  137
  - Removal of Air Filter
    137
  - Removal of Front Grille
    140
  - Removal of Horizontal Blades / Vertical Blades
    143
  - Removal of Electrical Parts Box / PCB / Swing Motor
    145
  - Removal of Heat Exchanger
    151
  - Install of Drain Plug
    154
  - Removal of Fan Rotor / Fan Motor
    155
- Ft50/60Cv1A
  159
- R25/35Cv1A, Ry25/35Cvma
  176
- R50/60Cv1A
  186
  - Removal of Panels
    186
  - Removal of Electrical Parts Box
    187
  - Removal of Compressor
    190
Part 8 Others

192
- Others
  193
  - Test Run from the Remote Controller
    193
  - Jumper Settings
    195
Part 9 Appendix

196
- Piping Diagrams
  197
  - Indoor Units
    197
  - Outdoor Units
    198
  - Wiring Diagrams
    201
  - Indoor Units
    201
  - Outdoor Units
    202

Advertisement

Advertisement

Related Products

Daikin Categories

Air Conditioner

Air Conditioner Heat Pump Remote Control Chiller Fan

More Daikin Manuals