Daikin FTXS25D3VMW(L) Manuals

Manuals and User Guides for Daikin FTXS25D3VMW(L). We have 2 Daikin FTXS25D3VMW(L) manuals available for free PDF download: Service Manual

Daikin FTXS25D3VMW(L) Service Manual

Daikin FTXS25D3VMW(L) Service Manual (398 pages)

Brand: Daikin | Category: Air Conditioner | Size: 14.81 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
Part 2 Specifications
20
Specifications
21
- Outdoor Units
  21
- BP Unit
  22
- Indoor Units
  23
- Ceiling Mounted Cassette Type
  31
Part 3 Printed Circuit Board Connector Wiring Diagram
34
Printed Circuit Board Connector Wiring Diagram
35
Part 4 Refrigerant Circuit
60
Refrigerant Circuit
61
- Outdoor Units
  61
- Refrigerant Circuit Part
  61
- BP Units
  63
Functional Parts Layout
64
- Outdoor Units
  64
Refrigerant Flow for each Operation Mode
65
Part 5 Function
70
Operation Mode
71
Basic Control
72
Special Control
78
- Startup Control
  78
- Oil Return Operation
  79
- Defrosting Operation
  81
- Pump-Down Residual Operation
  82
- Restart Standby
  82
- Stopping Operation
  83
Protection Control
84
Other Control
90
- Demand Operation
  90
- Heating Operation Prohibition
  90
BP Unit Control
91
Indoor Unit (RA Models)
96
- Power-Airflow Dual Flaps, Wide Angle Louvers and Auto-Swing
  96
- Fan Speed Control for Indoor Units
  97
- Programme Dry Function
  98
- Automatic Operation
  99
- Thermostat Control
  100
- Night Set Mode
  101
- ECONO Mode
  102
- Intelligent Eye
  103
- HOME LEAVE Operation
  105
- Inverter POWERFUL Operation
  106
- Other Functions
  107
Indoor Unit (Skyair Models)
109
- Function Outline
  109
- Electric Function Parts
  110
- Function Details
  111
Part 6 Test Operation
122
Test Operation
123
- Procedure and Outline
  123
- Check Operation
  126
Outdoor Unit PCB Layout
128
Field Setting
129
- Field Setting from Outdoor Unit
  129
- Detail of Setting Mode
  138
Field Setting for Skyair Indoor Unit
147
- Explanation
  147
- Field Setting
  148
- Initial Setting Contents
  149
- Local Setting Mode Number
  150
- Detailed Explanation of Setting Modes
  151
- Centralized Group No. Setting
  155
- Maintenance Mode Setting
  156
Test Operation and Field Setting for RA Indoor Unit
157
- Test Operation from the Remote Control
  157
- Jumper Settings
  158
Part 7 System Configuration
160
System Configuration
161
- Operation Instructions
  161
Instruction
162
- RMXS Series
  162
- Wall Mounted, Duct, Floor/Ceiling, Floor Standing Type
  163
  - Safety Precautions
    164
  - Installation Site
    165
  - Electrical Work
    165
  - Names of Parts
    166
- Indoor Unit
  169
- Outdoor Unit
  170
- Remote Control
  171
  - To Set the Clock
    186
  - To Change the Air Flow Rate Setting
    188
  - Adjusting the Air Flow Direction
    189
  - Air Flow Selection
    198
  - Powerful Operation
    199
  - Outdoor Unit Silent Operation
    200
  - Econo Operation
    201
  - Intelligent Eye Operation
    204
  - Timer Operation
    210
  - To Use on Timer Operation
    211
  - To Combine on Timer and off Timer
    211
  - Note for Multi System
    212
  - Priority Room Setting
    213
  - Care and Cleaning
    214
- Air Filter
  215
- Before a Long Idle Period
  216
- Front Panel
  217
  - Cleaning the Air Filter
    223
  - Front Grille
    230
- Troubleshooting
  233
- These Cases Are Not Troubles
  233
- Ceiling Mounted Cassette Type
  238
  - Temperature Setting
    243
  - Fan Speed Control
    243
- Ceiling Suspended Type
  249
  - Operation Range
    252
  - Air Flow Direction Adjust
    254
Part 8 Troubleshooting
260
Caution for Diagnosis
262
Service Check Function
266
List of Malfunction Code
279
Troubleshooting for RA Indoor Unit
281
- Indoor Unit PCB Abnormality
  281
- Freeze-Up Protection Control or High Pressure Control
  282
- Fan Motor or Related Abnormality
  284
- Thermistor or Related Abnormality (Indoor Unit)
  287
- Shutter Drive Motor / Shutter Limit Switch Abnormality
  288
- Check
  289
- Thermistor Resistance Check
  290
- Hall IC Check
  291
Troubleshooting for Skyair Indoor Unit
292
Troubleshooting for BP Unit
311
Troubleshooting for Outdoor Unit
318
Check
363
Thermistor Resistance / Temperature Characteristics
366
Pressure Sensor
368
Method of Replacing the Inverter's Power Transistors Modules
369
Part 9 Appendix
372
Piping Diagrams
373
- Outdoor Units
  373
- BP Units
  374
- Indoor Units
  375
Wiring Diagrams
380
- Outdoor Units
  380
- BP Units
  381
- Indoor Units
  382
Index
388
Drawings & Flow Charts
394

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Daikin FTXS25D3VMW(L) Service Manual

Daikin FTXS25D3VMW(L) Service Manual (228 pages)

Brand: Daikin | Category: Air Conditioner | Size: 14.28 MB

Table of Contents

Table of Contents
3
Introduction
6
- Safety Cautions
  6
Part 1 List of Functions
10
List of Functions
11
Part 2 Specifications
16
- Cooling Only
  17
- Heat Pump
  30
Part 3 Printed Circuit Board Connector Wiring Diagram
48
Printed Circuit Board Connector Wiring Diagram
49
- Indoor Unit
  49
- Outdoor Unit
  51
Function and Control
54
Main Functions
55
- Frequency Principle
  55
- Air Flow Direction Control
  57
- Fan Speed Control for Indoor Units
  58
- Programme Dry Function
  59
- Automatic Operation
  60
- Thermostat Control
  61
- NIGHT SET Mode
  62
- ECONO Mode
  63
- Intelligent Eye
  64
- Inverter POWERFUL Operation
  66
- Other Functions
  67
Function of Thermistor
68
- Heat Pump Model
  68
- Cooling Only Model
  69
Control Specification
70
- Mode Hierarchy
  70
- Frequency Control
  71
- Controls at Mode Changing / Start-Up
  73
- Discharge Pipe Control
  74
- Input Current Control
  75
- Freeze-Up Protection Control
  76
- Heating Peak-Cut Control
  76
- Fan Control
  77
- Liquid Compression Protection Function 2
  77
- Defrost Control
  78
- Electronic Expansion Valve Control
  79
- Malfunctions
  82
- Forced Operation Mode
  83
- Additional Function
  83
- Facility Setting Jumper (Cooling at Low Outdoor Temperature)
  84
Part 5 System Configuration
86
System Configuration
87
Instruction
88
- Safety Precautions
  88
  - Installation Site
    89
  - Electrical Work
    89
- Names of Parts
  90
- Remote Control
  92
- Preparation before Operation
  93
- To Set the Clock
  95
- AUTO · DRY · COOL · HEAT · FAN Operation
  96
- To Change the Air Flow Rate Setting
  97
- Adjusting the Air Flow Direction
  98
- POWERFUL Operation
  100
- OUTDOOR UNIT SILENT Operation
  101
- ECONO Operation
  102
- INTELLIGENT EYE Operation
  103
- TIMER Operation
  105
  - To Use on Timer Operation
    106
  - To Combine on Timer and off Timer
    106
- Care and Cleaning
  107
  - Air Filter
    108
  - Before a Long Idle Period
    109
- Troubleshooting
  110
  - Check Again
    111
  - Call the Service Shop Immediately
    112
  - Fault Diagnosis
    113
Part 6 Service Diagnosis
114
Caution for Diagnosis
115
Problem Symptoms and Measures
116
Service Check Function
117
Troubleshooting
120
- Error Codes and Description
  120
- Indoor Unit PCB Abnormality
  121
- Freeze-Up Protection Control or High Pressure Control
  122
- Fan Motor (DC Motor) or Related Abnormality
  124
- Thermistor or Related Abnormality (Indoor Unit)
  126
- Signal Transmission Error (between Indoor and Outdoor Unit)
  127
- Unspecified Voltage (between Indoor and Outdoor Units)
  128
- Outdoor Unit PCB Abnormality
  129
- OL Activation (Compressor Overload)
  130
- Compressor Lock
  131
- DC Fan Lock
  132
- Input over Current Detection
  133
- Four Way Valve Abnormality
  134
- Discharge Pipe Temperature Control
  136
- High Pressure Control in Cooling
  137
- Compressor System Sensor Abnormality
  139
- Position Sensor Abnormality
  140
- DC Voltage / Current Sensor Abnormality
  141
- Thermistor or Related Abnormality (Outdoor Unit)
  142
- Electrical Box Temperature Rise
  144
- Radiation Fin Temperature Rise
  146
- Output over Current Detection
  148
- Insufficient Gas
  150
- Over-Voltage Detection
  152
Check
153
- How to Check
  153
- Fan Motor Connector Output Check
  153
- Electronic Expansion Valve Check
  153
- Four Way Valve Performance Check
  154
- Thermistor Resistance Check
  155
- Installation Condition Check
  156
- Discharge Pressure Check
  156
- Outdoor Unit Fan System Check
  157
- Power Supply Waveforms Check
  157
- Power Transistor Check
  158
Part 7 Removal Procedure
160
Indoor Unit
161
- Removal of Air Filter
  161
- Removal of Front Panel
  163
- Removal of Front Grille
  165
- Removal of Horizontal Blades and Vertical Blades
  168
- Removal of Electrical Box
  171
- Removal of PCB
  174
- Removal of Drain Pan Unit
  180
- Removal of Fan Motor
  184
- Removal of Heat Exchanger
  186
- Removal of Fan Rotor
  189
Outdoor Unit
192
- Removal of Panels and Fan Motor
  192
- Removal of Electrical Box
  199
- Removal of Reactor and Partition Plate
  201
- Removal of Sound Blanket
  203
- Removal of Four Way Valve
  205
- Removal of Compressor
  207
- Removal of PCB
  209
Part 8 Others
212
Others
213
- Test Run from the Remote Controller
  213
- Jumper Settings
  214
Part 9 Appendix
216
Piping Diagrams
217
- Indoor Units
  217
- Outdoor Units
  218
Wiring Diagrams
220
- Indoor Units
  220
- Outdoor Units
  220
Index
222
Drawings & Flow Charts
226

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