Daikin Super Multi NX B series Manuals

Daikin Super Multi NX B series Manuals

Manuals and User Guides for Daikin Super Multi NX B series. We have 1 Daikin Super Multi NX B series manual available for free PDF download: Service Manual

Daikin Super Multi NX B series Service Manual

Daikin Super Multi NX B series Service Manual (302 pages)

Brand: Daikin | Category: Air Conditioner | Size: 9.92 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 Functions

12
- List of Functions
  13
- Cooling Only Models
  13
  - Heat Pump Models
    21
Part 2 Specifications

30
- Indoor Units - Cooling Only
  31
  - Duct Connected Type
    39
  - Floor Standing Type
    44
- Outdoor Units - Cooling Only
  45
- Indoor Units - Heat Pump
  52
- Outdoor Units - Heat Pump
  66
Part 3 Printed Circuit Board Connector Wiring Diagram

72
- Printed Circuit Board Connector Wiring Diagram
  73
  - Wall Mounted Type 25 / 35 Class
    73
  - Wall Mounted Type 50 / 60 / 71 Class
    76
  - Control Pcb (Indoor Unit)
    77
  - Signal Receiver Pcb
    77
  - Floor / Ceiling Suspended Dual Type
    78
  - Duct Connected Type
    80
  - Floor Standing Type
    81
  - Outdoor Units
    83
Part 4 Function and Control

84
- Main Functions
  85
  - Frequency Principle
    85
  - Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-Swing
    87
  - Fan Speed Control for Indoor Units
    88
  - Programme Dry Function
    89
  - Automatic Operation
    90
  - Night Set Mode
    91
  - Intelligent Eye
    92
  - Home Leave Operation
    94
  - Inverter Powerful Operation
    95
  - Other Functions
    96
- Function of Main Structural Parts
  98
  - Main Structural Parts
    98
  - Function of Thermistor
    99
  - Heat Pump Model
    99
  - Cooling Only Model
    101
- Control Specification
  103
  - Mode Hierarchy
    103
  - Frequency Control
    104
  - Controls at Mode Changing / Start-Up
    106
  - Discharge Pipe Control
    107
  - Input Current Control
    107
  - Freeze-Up Protection Control
    108
  - Heating Peak-Cut Control
    108
  - Fan Control
    109
  - Moisture Protection Function 2
    109
  - Defrost Control
    110
  - Low Hz High Pressure Limit
    110
  - Electronic Expansion Valve Control
    111
  - Target Discharge Pipe Temperature Control
    114
  - Sc Control
    114
  - Malfunctions
    116
  - Sensor Malfunction Detection
    116
  - Insufficient Gas Control
    116
  - Forced Operation Mode
    117
  - Wiring-Error Check
    118
  - Additional Function
    120
Part 5 System Configuration

122
- System Configuration
  123
  - Operation Instructions
    123
  - System Configuration Part
    123
- Instruction
  124
  - Manual Contents by the Models
    124
  - Safety Precautions
    125
    
    Installation Site
    126
    
    Electrical Work
    126
  - Names of Parts
    127
  - I Outdoor Unit
    128
  - Preparation before Operation
    139
  - AUTO · DRY · COOL · HEAT · FAN Operation
    142
  - Adjusting the Air Flow Direction
    144
  - POWERFUL Operation
    150
  - OUTDOOR UNIT SILENT Operation
    151
  - HOME LEAVE Operation
    152
  - INTELLIGENT EYE Operation
    154
  - TIMER Operation
    158
  - Note for Multi System
    160
  - Care and Cleaning
    162
    
    I Air Filter
    163
    
    Before a Long Idle Period
    164
    
    Front Grille
    165
  - Trouble Shooting
    172
    
    Check Again
    173
    
    Call the Service Shop Immediately
    174
Part 6 Service Diagnosis

176
- Caution for Diagnosis
  177
  - Troubleshooting with the Operation Lamp
    177
- Problem Symptoms and Measures
  179
- Service Check Function
  180
- Code Indication on the Remote Controller
  181
  - Error Codes and Description of Fault
    181
- Troubleshooting
  182
- Check
  218
  - How to Check
    218
  - Electronic Expansion Valve Check
    219
  - Four Way Valve Performance Check
    220
  - Thermistor Resistance Check
    221
  - Installation Condition Check
    222
  - Discharge Pressure Check
    223
  - Power Supply Waveforms Check
    224
  - Inverter Units Refrigerant System Check
    224
  - Capacitor Voltage Check
    225
  - Power Transistor Check
    225
  - Main Circuit Electrolytic Capacitor Check
    226
Part 7 Removal Procedure

228
- Outdoor Unit (80 / 90 Class)
  229
  - Removal of Outer Panels
    229
  - Removal of Propeller Fans
    232
  - Removal of Electrical Box
    233
  - Removal of PCB
    240
  - Removal of Fan Motor
    243
  - Removal of Electronic Expansion Valve and Thermistor
    245
  - Removal of Sound Insulation and Reactor
    246
  - Removal of Shunt
    248
  - Removal of Solenoid Valve and Four Way Valve
    249
  - Removal of Compressor
    251
- Outdoor Unit (52 / 58 / 68 / 75 Class)
  253
  - Removal of Outer Panels
    253
  - Removal of Electrical BOX
    254
  - Removal of PCB
    258
  - Removal of Fan Motor
    261
  - Removal of Sound Insulation
    262
  - Removal of Four Way Valve Coil, Solenoid Valve Coil
    263
  - Electronic Expansion Valve Coil and Thermistor
    263
  - Removal of Four Way Valve, Solenoid Valve and Shunt
    265
  - Removal of Solenoid Valve and Shunt
    266
  - Removal of Compressor
    267
Part 8 Others

268
- Others
  269
  - Test Run from the Remote Controller
    269
  - Jumper Settings
    270
Part 9 Appendix

272
- Piping Diagrams
  273
  - Indoor Units
    273
  - Outdoor Units
    279
- Wiring Diagrams
  286
  - Indoor Units
    286
  - Outdoor Units
    291
Index

296

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