Daikin FHQ125BUV3B Manuals

Manuals and User Guides for Daikin FHQ125BUV3B. We have 1 Daikin FHQ125BUV3B manual available for free PDF download: Service Manual

Daikin FHQ125BUV3B Service Manual

Daikin FHQ125BUV3B Service Manual (390 pages)

Brand: Daikin | Category: Air Conditioner | Size: 5.61 MB

Table of Contents

Service Manual
1
Table of Contents
3
What Is in this Chapter
3
What Is in this Chapter?
21
Fcq71D
26
Fcq100, 125, 140D
28
Ffq25, 35, 50, 60B
30
Fbq35, 50B
32
Fbq60, 71B
34
Fbq100, 125B
36
Fhq35, 50B
42
Fhq60, 71B
44
Fhq100B
46
Fhq125B
48
Fuq71B
50
Fuq100, 125B
52
Faq71B
54
Faq100B
56
Fdeq71, 100B
58
Fdeq125B
60
What Is in this Chapter?
63
2 Specifications

64
- Technical Specifications
  71
- Electrical Specifications
  71
3 Functional Diagrams

73
- What Is in this Chapter
  73
- Indoor Piping
  74
- Pipe Connection Diameters
  76
4 Wiring Diagrams

79
- What Is in this Chapter
  79
- Fcq35, 50, 60B
  80
- Fcq71, 100, 125B
  82
- Fcq71, 100, 125, 140D
  84
- Ffq25, 35, 50, 60B
  86
- Fbq35, 50, 60B
  88
- Fbq71B
  90
- Fbq100, 125B
  92
- Fdq125, 200, 250B
  94
- Fhq35, 50, 60B
  96
- Fhq71, 100, 125B
  98
- Fuq71, 100, 125B
  100
- Faq71B
  102
- Faq100B
  104
- Fdeq71B
  106
- Fdeq100B
  108
- Fdeq125B
  110
5 Switch Box Layout

113
- What Is in this Chapter
  113
- Fcq35, 50, 60, 71B
  114
- Fcq100, 125B
  115
- Fcq71, 100, 125 140D
  116
- Ffq25, 35, 50, 60B
  117
- Fbq35, 50, 60, 71, 100, 125B
  118
- Fdq125, 200, 250B
  119
- Fhq35, 50, 60, 71, 100, 125B
  120
- Fuq71, 100, 125B
  121
- Faq71B
  122
- Faq100B
  123
- Fdeq71, 100, 125B
  124
  - What Is in this Chapter?
    125
  - Fcq35, 50, 60B
    126
  - Fcq71, 100, 125B
    127
  - Fcq71, 100, 125, 140D
    128
- Ffq25, 35, 50, 60B
  130
- Fbq35, 50, 60, 71B & Fdeq71B
  131
- Fbq100, 125B & Fdeq100, 125B
  132
- Fdq125, 200, 250B
  133
- Fhq35, 50, 60B
  134
- Fhq71, 100, 125B
  135
- Fuq71, 100, 125B
  136
- Faq71B
  137
- Faq100B
  138
- Functions of Thermistors
  142
- Forced Operating Mode (Emergency Operation)
  143
- Outdoor Unit Identification Function
  145
- Simulated Operation Function
  146
- Restart Standby
  147
- Automatic Restart
  148
- Using Conditions for Remote Controller Thermostat
  149
- Forced Thermostat off
  151
- Freeze Prevention Function
  152
- PMV Control
  153
- Thermostat Control
  154
- Drain Pump Control
  155
- Condensation Avoidance Control
  157
- Draft Avoidance Control 1
  158
- Draft Avoidance Control 2
  159
- Fan and Flap Operations
  160
- Indoor Unit Fan Control
  161
Additional Checks for Troubleshooting

163
- What Is in this Chapter
  165
- General Troubleshooting Flowchart
  166
- Overview of General Problems
  167
- Procedure of Self-Diagnosis by Remote Controller
  182
- Fault-Diagnosis by Wired Remote Controller
  183
- Troubleshooting by LED Indications on the Indoor Unit
  189
- Troubleshooting by Remote Controller Display / LED Display
  190
- System Malfunctions
  191
- Overview of the Indoor Safety Devices
  192
- What Is in this Chapter
  193
- Malfunctioning Indoor PCB
  194
- Malfunction of Drain Water Level System
  195
- Malfunctioning Drain System
  197
- Indoor Unit Fan Motor Lock
  198
- Malfunctioning Capacity Setting
  200
- Thermistor Abnormality
  202
- Malfunctioning Remote Controller Air Thermistor
  204
- Malfunctioning of Moisture Sensor System
  205
- What Is in this Chapter
  207
- Malfunction of Transmission between Indoor and Outdoor Unit (U4 or UF)
  208
- Malfunction of Transmission between Indoor Unit and Remote Controller (U5)
  210
- Malfunction of Transmission between MAIN Remote Controller
  211
- And SUB Remote Controller
  211
- Malfunctioning Field Setting Switch
  212
- Centralized Address Setting Error
  214
- What Is in this Chapter
  215
- Indoor Unit: Checking the Power Supply Wave Form
  215
- What Is in this Chapter?
  227
- Test Run Checks
  228
- Setting the Wireless Remote Controller
  229
  - What Is in this Chapter?
    233
  - How to Change the Field Settings with the Wired Remote Controller
    234
- Overview of the Field Settings on the Indoor Units
  237
- Overview of the Factory Settings on the Indoor Units
  238
- Setting the Ceiling Height
  239
- Setting the Filter Counter
  240
- Setting the Centralized Group no
  243
- The Field Setting Levels
  244
- 3 Test Run and Operation Data
  247
- General Operation Data
  248
- Fcq35, 50, 60, 71B
  253
- Fcq35, 50, 60, 71B
  254
- Fcq100, 125B
  256
- Ffq25, 35, 50, 60B
  258
- Fbq35, 50B
  260
- Fbq60, 71B
  262
- Fbq100, 125B
  264
- Fdq125, 200, 250B
  266
- Fdeq71, 100B
  268
- Fdeq125B
  270
- Fcq71, 100, 125, 140D
  272
  - Removal of Humidity Sensor and Air Temperature Thermistor
    285
  - Removal of Heat Exchanger Temperature Thermistor
    291
- Ffq25, 50, 60B
  292
  - Removal of Horizontal Vane
    299
  - Installation of Drain Pump
    311
  - Replacement of Heat Exchanger Thermistor
    314
  - Replacement of Heat Exchanger
    316
  - Replacement of Pc Board
    322
- Fhq35, 50, 60, 71, 100, 125B
  329
  - Removal of Electrical Parts and Pc Boards
    332
  - Removal of Fan Bearing
    339
  - Removal of Bottom Panel and Drain Pan
    341
  - Fuq71, 100, 125B
    344
  - Removal of Fan
    348
  - Removal of Air Flow Control Blade
    359
- Faq71B
  361
  - Removal of Front Grille
    364
  - Removal of Electrical Box
    367
- Faq100B
  372
  - Removal of Electrical Parts Box
    375
  - Removal of Swing Louvre Unit
    377
  - Removal of Fan Rotor
    383

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