Daikin ATXS50DVMB Manuals

Manuals and User Guides for Daikin ATXS50DVMB. We have 1 Daikin ATXS50DVMB manual available for free PDF download: Service Manual

Daikin ATXS50DVMB Service Manual

Daikin ATXS50DVMB Service Manual (224 pages)

Inverter Pair Wall Mounted Type B-Series

Brand: Daikin | Category: Air Conditioner | Size: 10.62 MB

Table of Contents

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

10
- List of Functions
  11
  - R-410A Series
    11
  - R22 Series
    17
Part 2 Specifications

22
- Cooling Only - R-410A Series
  23
- Cooling Only - R22 Series
  27
- Heat Pump - R-410A Series
  31
- Heat Pump - R22 Series
  38
Part 3 Printed Circuit Board Connector Wiring Diagram

45
- Printed Circuit Board Connector Wiring Diagram
  45
  - Indoor Unit
    45
  - Outdoor Unit
    47
  - Main Functions
    50
Part 4 Function and Control

52
- Main Functions
  52
- Frequency Principle
  52
- Main Functions
  53
  - Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-Swing
    54
  - Fan Speed Control for Indoor Units
    55
  - Programme Dry Function
    56
  - Automatic Operation
    57
  - Thermostat Control
    58
  - Night Set Mode
    59
  - Intelligent Eye
    60
  - HOME LEAVE Operation
    62
  - Inverter POWERFUL Operation
    63
  - Other Functions
    64
- Function of Main Structural Parts
  65
  - Function of Thermistor
    65
    
    Heat Pump Model
    65
    
    Cooling Only Model
    66
- Control Specification
  67
  - Mode Hierarchy
    67
  - Frequency Control
    68
  - Compressor Protection Function
    70
  - Controls at Mode Changing / Start-Up
    70
  - Discharge Pipe Temperature Control
    71
  - Input Current Control
    71
  - Freeze-Up Protection Control
    72
  - Heating Peak-Cut Control
    72
  - Fan Control
    73
  - Liquid Compression Protection Function 2
    73
  - Low Hz High Pressure Limit
    74
  - Defrost Control
    74
  - Electronic Expansion Valve Control
    75
  - Malfunctions
    78
  - Forced Operation Mode
    79
  - Additional Function
    79
  - Facility Setting Switch (Cooling at Low Outdoor Temperature)
    80
Part 5 System Configuration

81
- System Configuration
  81
- Instruction
  82
  - Safety Precautions
    82
    
    Installation Site
    83
    
    Electrical Work
    83
  - Names of Parts
    84
  - Remote Control
    86
  - Preparation before Operation
    87
  - To Set the Clock
    89
  - AUTO · DRY · COOL · HEAT · FAN Operation
    90
  - To Change the Air Flow Rate Setting
    91
  - Adjusting the Air Flow Direction
    92
  - POWERFUL Operation
    94
  - OUTDOOR UNIT SILENT Operation
    95
  - HOME LEAVE Operation
    96
  - INTELLIGENT EYE Operation
    98
  - TIMER Operation
    100
    
    To Use on Timer Operation
    101
    
    To Combine on Timer and off Timer
    101
  - Care and Cleaning
    102
    
    Air Filter
    103
    
    Before a Long Idle Period
    104
  - Troubleshooting
    105
  - Check Again
    106
Part 6 Service Diagnosis

111
- Caution for Diagnosis
  111
- Problem Symptoms and Measures
  112
- Service Check Function
  113
- Troubleshooting
  116
  - Error Codes and Description
    116
  - Indoor Unit PCB Abnormality
    117
  - Freeze-Up Protection Control or High Pressure Control
    118
  - Fan Motor (DC Motor) or Related Abnormality
    120
  - Thermistor or Related Abnormality (Indoor Unit)
    122
  - Signal Transmission Error (between Indoor and Outdoor Units)
    123
  - OL Activation (Compressor Overload)
    124
  - Compressor Lock
    125
  - DC Fan Lock
    126
  - Input over Current Detection
    127
  - Four Way Valve Abnormality
    129
  - Discharge Pipe Temperature Control
    131
  - High Pressure Control in Cooling
    132
  - Position Sensor Abnormality
    134
  - CT or Related Abnormality
    135
  - Thermistor or Related Abnormality (Outdoor Unit)
    137
  - Electrical Box Temperature Rise
    139
  - Radiation Fin Temperature Rise
    141
  - Output over Current Detection
    143
  - Insufficient Gas
    145
  - Low-Voltage Detection
    147
- Check
  148
  - How to Check
    148
  - Four Way Valve Performance Check
    149
  - Thermistor Resistance Check
    150
  - Installation Condition Check
    151
  - Discharge Pressure Check
    152
  - Power Supply Waveforms Check
    153
  - Inverter Units Refrigerant System Check
    153
  - Capacitor Voltage Check
    154
  - Power Transistor Check
    154
  - Main Circuit Electrolytic Capacitor Check
    155
- Indoor Unit
  157
- Outdoor Unit
  175
  - Removal of the Panels and Plates
    175
  - Removal of the Fan Motor / Propeller Fan
    179
  - Removal of the PCB / Electrical Box
    183
  - Removal of the Reactor
    191
  - Removal of the Sound Blanket
    193
  - Removal of the Four Way Valve
    195
  - Removal of the Electronic Expansion Valve
    196
  - Removal of the Compressor
    197
Part 8 Others

200
- Others
  201
  - Test Run from the Remote Control
    201
  - Jumper Settings
    202
Part 9 Appendix

205
- Piping Diagrams
  205
  - Indoor Units
    205
  - Outdoor Units
    206
  - Heat Pump
    209
- Wiring Diagrams
  212
  - Indoor Units
    212
  - Wiring Diagrams
    214
  - Outdoor Units
    215
Index

218

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