Daikin RXS90FVMA Air Conditioner Manuals

Manuals and User Guides for Daikin RXS90FVMA Air Conditioner. We have 1 Daikin RXS90FVMA Air Conditioner manual available for free PDF download: Service Manual

Daikin RXS90FVMA Service Manual

Daikin RXS90FVMA Service Manual (244 pages)

F-Series Inverter Pair Wall Mounted Type

Brand: Daikin | Category: Air Conditioner | Size: 15 MB

Table of Contents

Table of Contents
3
Introduction
6
- Safety Cautions
  6
- Used Icons
  10
Part 1 List of Functions

12
- List of Functions
  13
  - Cooling Only
    13
  - Heat Pump
    16
Part 2 Specifications

20
- Specifications
  21
  - Cooling Only
    21
  - Heat Pump
    26
Part 3 Printed Circuit Board Connector Wiring Diagram

32
- Printed Circuit Board Connector Wiring Diagram
  33
  - Indoor Units
    33
  - Signal Receiver Pcb
    34
  - Display Pcb
    34
  - Outdoor Units
    35
Part 4 Function and Control

38
- Main Functions
  39
  - Frequency Principle
    39
  - Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-Swing
    41
  - Fan Speed Control for Indoor Units
    42
  - Programme Dry Function
    43
  - Automatic Operation
    44
  - Thermostat Control
    45
  - Night Set Mode
    46
  - Intelligent Eye
    47
  - HOME LEAVE Operation
    49
  - Inverter POWERFUL Operation
    50
  - Other Functions
    51
- Function of Thermistor
  53
  - Heat Pump Model
    53
  - Cooling Only Model
    54
- Control Specification
  55
  - Mode Hierarchy
    55
  - Frequency Control
    56
  - Controls at Mode Changing / Start-Up
    58
  - Discharge Pipe Temperature Control
    59
  - Input Current Control
    60
  - Freeze-Up Protection Control
    61
  - Heating Peak-Cut Control
    61
  - Fan Control
    62
  - Liquid Compression Protection Function 2
    62
  - Defrost Control
    63
  - Electronic Expansion Valve Control
    64
  - Target Discharge Pipe Temperature Control
    66
  - Malfunctions
    67
  - Forced Operation Mode
    68
  - Additional Function
    68
Part 5 Operation Manual

70
- System Configuration
  71
- Instruction
  72
  - Safety Precautions
    72
    
    Installation Site
    73
    
    Electrical Work
    73
  - Names of Parts
    74
  - Outdoor Unit
    75
  - Remote Controller
    76
  - Preparation before Operation
    77
  - AUTO · DRY · COOL · HEAT · FAN Operation
    80
  - To Change the Airflow Rate Setting
    81
  - Adjusting the Airflow Direction
    82
  - POWERFUL Operation
    84
  - OUTDOOR UNIT QUIET Operation
    85
  - HOME LEAVE Operation
    86
  - INTELLIGENT EYE Operation
    88
  - TIMER Operation
    90
    
    To Use on Timer Operation
    91
    
    To Combine on Timer and off Timer
    91
  - Care and Cleaning
    92
    
    Air Filter
    93
    
    Before a Long Idle Period
    94
  - Troubleshooting
    95
  - Disposal Requirements
    97
Part 6 Service Diagnosis

98
- Caution for Diagnosis
  99
- Problem Symptoms and Measures
  100
- Service Check Function
  101
- Troubleshooting
  104
  - Error Codes and Description
    104
  - Indoor Unit PCB Abnormality
    105
  - Freeze-Up Protection Control or High Pressure Control
    106
  - Fan Motor (DC Motor) or Related Abnormality
    108
  - Thermistor or Related Abnormality (Indoor Unit)
    110
  - Signal Transmission Error (between Indoor and Outdoor Unit)
    111
  - Outdoor Unit PCB Abnormality
    113
  - OL Activation (Compressor Overload)
    114
  - Compressor Lock
    115
  - DC Fan Lock
    116
  - Input over Current Detection
    117
  - Four Way Valve Abnormality
    119
  - Discharge Pipe Temperature Control
    121
  - High Pressure Control in Cooling
    122
  - Compressor Sensor System Abnormality
    124
  - Position Sensor Abnormality
    126
  - CT or Related Abnormality
    127
  - Thermistor or Related Abnormality (Outdoor Unit)
    129
  - Electrical Box Temperature Rise
    131
  - Radiation Fin Temperature Rise
    133
  - Output over Current Detection
    135
  - Insufficient Gas
    137
  - Low-Voltage Detection or Over-Voltage Detection
    139
  - Signal Transmission Error on Outdoor Unit PCB
    140
- Check
  141
  - How to Check
    141
  - Four Way Valve Performance Check
    142
  - Thermistor Resistance Check
    143
    
    Installation Condition Check
    144
    
    Discharge Pressure Check
    145
    
    Outdoor Unit Fan System Check
    145
  - Power Supply Waveforms Check
    146
    
    Inverter Units Refrigerant System Check
    146
    
    Capacitor Voltage Check
    147
  - Power Transistor Check
    147
  - Main Circuit Electrolytic Capacitor Check
    148
Part 7 Removal Procedure

150
- Indoor Unit
  151
- Outdoor Unit
  169
  - Rks 50-71 Fvm, Rks 71 Gvmg, Rk(X)S 50/60 Fvma, Rk(X)S 50-71 Fvlt
    169
    
    Removal of the Pcb
    181
    
    Removal of the Sound Blanket
    184
    
    Removal of the Four Way Valve
    186
    
    Removal of the Electronic Expansion Valve
    187
  - Rks 71 Fvma, Rxs 71/80/90 Fvma
    192
    
    Removal of the Electrical Box
    207
    
    Removal of Fan Motor
    214
    
    Removal of Sound Blanket
    218
    
    Removal of Compressor
    221
Part 8 Others

222
- Others
  223
Part 9 Appendix

226
- Piping Diagrams
  227
  - Indoor Units
    227
  - Outdoor Units
    228
- Wiring Diagrams
  232
  - Indoor Units
    232
  - Outdoor Units
    233
Index

238

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