Daikin 4MXL-T Series Manuals

Daikin 4MXL-T Series Manuals

Manuals and User Guides for Daikin 4MXL-T Series. We have 1 Daikin 4MXL-T Series manual available for free PDF download: Service Manual

Daikin 4MXL-T Series Service Manual

Daikin 4MXL-T Series Service Manual (299 pages)

Multi-Split Type Air Conditioners

Brand: Daikin | Category: Air Conditioner | Size: 7.27 MB

Table of Contents

Table of Contents
2
Introduction

7
Part 1 General Information

15
- Applicable Models
  16
  - Heat Pump
    16
- Functions
  17
  - RA Indoor Unit
    17
  - SA Indoor Unit
    23
  - Outdoor Unit
    27
Part 2 Specifications

28
- Specifications
  29
  - RA Indoor Unit
    29
  - SA Indoor Unit
    37
  - Outdoor Unit
    40
Part 3 Printed Circuit Board Connector Wiring Diagram

42
- Indoor Unit
  43
  - Ftxr09/12/18Tvjuw(S), Ctxg09/12/18Qvjuw(S)
    43
  - Ctxs07Lvju, Ftxs09/12Lvju
    45
  - Ftxs15/18/24Lvju
    47
  - Fdxs09/12Lvju, Cdxs15/18/24Lvju
    49
  - Fvxs09/12/15/18Nvju
    51
  - Fdmq09/12/15/18/24Rvju
    53
  - Ffq09/12/15/18Q2Vju
    55
- Sensor Kit for FFQ Series
  56
  - Bryq60A2W(S)
    56
- Wired Remote Controller
  57
  - Brc1E73
    57
- Wireless Remote Controller Receiver for FDMQ Series
  58
  - Brc082A43
    58
- Wireless Remote Controller Kit for FFQ Series
  59
  - Brc082A41W, Brc082A42W(S)
    59
- Outdoor Unit
  60
Part 4 Functions and Control

63
- Common Functions
  65
  - Temperature Control
    65
  - Frequency Principle
    65
- RA Indoor Unit Functions
  67
  - Airflow Direction Control
    67
  - Fan Speed Control for Indoor Unit
    70
  - Program Dry Operation
    71
  - Automatic Cooling/Heating Changeover
    72
  - Thermostat Control
    73
  - NIGHT SET Mode
    74
  - ECONO Operation
    75
  - 2-Area INTELLIGENT EYE Operation
    76
  - INTELLIGENT EYE Operation
    78
  - POWERFUL Operation
    79
  - Multi-Monitor Lamp/Timer Lamp
    80
  - Clock Setting
    81
  - WEEKLY TIMER Operation
    82
  - Other Functions
    88
- SA Indoor Unit Functions
  90
- Control Specification
  108
  - Thermistor Functions
    108
  - Mode Hierarchy
    110
  - Frequency Control
    111
  - Controls at Mode Changing/Start-Up
    113
  - Discharge Pipe Temperature Control
    115
  - Input Current Control
    116
  - Freeze-Up Protection Control
    117
  - Heating Peak-Cut Control
    119
  - Outdoor Fan Control
    120
  - Liquid Compression Protection Function
    120
  - Defrost Control
    120
  - Low Hz High Pressure Limit
    122
  - Electronic Expansion Valve Control
    122
  - Malfunctions
    127
Part 5 Remote Controller

128
- Applicable Remote Controller
  129
- Arc466A36
  130
- Arc452A21
  132
- Arc452A23
  134
- Arc466A21
  136
- BRC944B2 Wired Remote Controller
  138
- BRC1E73 Wired Remote Controller
  139
- BRC082A43 Wireless Remote Controller
  145
- BRC082A41W, BRC082A42W(S) Wireless Remote Controller
  147
Part 6 Service Diagnosis

149
- General Problem Symptoms and Check Items
  151
- Troubleshooting with LED
  152
  - Indoor Unit
    152
  - Outdoor Unit
    155
- Service Diagnosis
  156
- Code Indication on Remote Controller
  168
  - RA Indoor Unit
    168
  - SA Indoor Unit
    168
  - Outdoor Unit
    169
- Troubleshooting for RA Indoor Unit
  170
- Troubleshooting for SA Indoor Unit
  184
- Troubleshooting for Outdoor Unit
  201
  - Refrigerant Shortage
    201
  - Low-Voltage Detection or Over-Voltage Detection
    204
  - Wiring Error Check Unexecuted
    206
  - Unspecified Voltage (between Indoor Unit and Outdoor Unit), Anti-Icing Control in Other Rooms
    207
  - Anti-Icing Control for Indoor Unit
    208
  - Outdoor Unit PCB Abnormality
    210
  - OL Activation (Compressor Overload)
    211
  - Compressor Lock
    214
  - DC Fan Lock
    216
  - Input Overcurrent Detection
    218
  - Four Way Valve Abnormality
    220
  - Discharge Pipe Temperature Control
    222
  - High Pressure Control in Cooling
    223
  - Compressor Sensor System Abnormality
    225
  - Position Sensor Abnormality
    227
  - Thermistor or Related Abnormality (Outdoor Unit)
    230
  - Electrical Box Temperature Rise
    232
  - Radiation Fin Temperature Rise
    233
  - Output Overcurrent Detection
    235
- Check
  238
  - Thermistor Resistance Check
    238
  - Indoor Fan Motor Connector Check
    239
  - Hall IC Check
    240
  - Power Supply Waveform Check
    241
  - Electronic Expansion Valve Check
    242
  - Four Way Valve Performance Check
    243
  - Inverter Unit Refrigerant System Check
    243
  - Inverter Analyzer Check
    244
  - Rotation Pulse Check on the Outdoor Unit PCB
    246
  - Installation Condition Check
    246
  - Discharge Pressure Check
    247
  - Outdoor Fan System Check
    247
  - Main Circuit Short Check
    248
  - Capacitor Voltage Check
    250
  - Power Module Check
    251
Part 7 Trial Operation and Field Settings

252
- Pump down Operation
  253
- Forced Cooling Operation
  254
- Wiring Error Check Function
  255
- Trial Operation
  257
  - RA Indoor Unit
    257
  - SA Indoor Unit
    259
- Field Settings
  262
  - RA Indoor Unit
    262
  - SA Indoor Unit
    268
  - Outdoor Unit
    280
- Silicone Grease on Power Transistor/Diode Bridge
  283
Part 8 Appendix

284
- Piping Diagrams
  285
  - Indoor Unit
    285
  - Outdoor Unit
    288
- Wiring Diagrams
  289
  - Indoor Unit
    289
- Outdoor Unit
  296
- Operation Limit
  298

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