User Manuals: Daikin RXQ22AHR: RXQ24AHR Air Conditioner

Manuals and User Guides for Daikin RXQ22AHR: RXQ24AHR Air Conditioner. We have 1 Daikin RXQ22AHR: RXQ24AHR Air Conditioner manual available for free PDF download: Service Manual

Daikin RXQ22AHR: RXQ24AHR Service Manual

Daikin RXQ22AHR: RXQ24AHR Service Manual (321 pages)

Brand: Daikin | Category: Air Handlers | Size: 19 MB

Table of Contents

Part 1 General Information

14
- Table of Contents
  14
- Indoor Unit
  15
- Outdoor Unit
  15
- Model Names
  15
- External Appearance
  16
- Indoor Unit
  16
- Outdoor Unit
  17
- Combination of Outdoor Units
  19
- Capacity Range
  21
- Capacity Range for VRV Indoor Units Only
  21
- Specifications
  24
Refrigerant Circuit Part 2

47
- Outdoor Unit
  48
- Refrigerant Circuit (Piping Diagrams)
  48
- Refrigerant Circuit Part
  48
- VRV Indoor Unit
  52
- Functional Parts Layout
  53
- Rxq6/8/10/12A
  53
- Rxq14/16/18/20A
  54
- Refrigerant Flow for each Operation Mode
  55
- Rxq6/8/10/12/14A
  55
- Rxq16/18/20A
  57
Part 3 Remote Controller

59
- Applicable Models
  60
- Brc1E62
  62
- Names and Functions
  62
- Brc1E63
  64
- BRC4C, BRC7E Series
  66
- Brc4M151W16
  67
- Main/Sub Setting
  70
- Wired Remote Controller (BRC1E62, BRC1E63)
  70
- When Wireless Remote Controller Is Used Together
  71
- Address Setting for Wireless Remote Controller
  72
- Brc1E62, Brc1E63
  76
- Centralized Control Group No. Setting
  76
- BRC4C, BRC7E Series
  78
- Group No. Setting Example
  78
- Brc1E62, Brc1E63
  79
- Service Settings Menu, Maintenance Menu
  79
- BRC4C, BRC7E Series
  83
Part 4 Functions and Control

84
- Operation Flowchart
  85
- Abnormal Shutdown
  86
- Slave Unit Stops During Master Unit Operation
  86
- Stop Control
  86
- Restart Standby
  87
- Standby Control
  87
- Cooling Startup Control
  88
- Startup Control
  88
- Compressor Control
  89
- List of Functions in Normal Operation
  89
- Normal Operation
  89
- Compressor Capacity Control
  90
- Operating Priority and Rotation of Compressors
  91
- Compressor Step Control
  92
- Step Control of Outdoor Fans
  92
- High Pressure Protection Control
  93
- Low Pressure Protection Control
  93
- Protection Control
  93
- Compressor Body Protection Control
  94
- Discharge Pipe Protection Control
  94
- Inverter Protection Control
  95
- Outdoor Unit Rotation
  96
- Special Control
  96
- Oil Return Operation
  97
- Inverter Pre-Heat Operation
  98
- Outline of Control (Indoor Unit)
  99
- Set Temperature and Control Target Temperature
  99
- Thermostat Control
  99
- Automatic Airflow Rate Control
  101
- Airflow Direction Control
  102
- Auto Draft Reducing Control (FXFSQ Only)
  103
- Eco Full Automatic Control (FXFSQ Only)
  103
- Drain Pump Control
  104
- Freeze-Up Prevention Control
  106
- Dew Condensation Prevention Control
  107
- Electronic Expansion Valve Control
  108
- Circulation Airflow (FXFSQ Only)
  109
Part 5 Field Settings and Test Operation

111
- Field Settings for Indoor Unit
  112
- Field Settings from Remote Controller
  112
- List of Field Settings for Indoor Unit
  117
- Applicable Range of Field Settings
  119
- Details of Field Settings for Indoor Unit
  120
- Operation Control Mode
  132
- Field Settings for Outdoor Unit
  134
- Function Setting
  134
- Settings by DIP Switches
  135
- Settings by BS Buttons
  138
- Normal Mode
  140
- Monitor Mode (Mode 1)
  141
- Setting Mode (Mode 2)
  145
- Description SEG
  146
- Item
  146
Siaf341904E Field Settings for Outdoor Unit

147
- SEG SEG Description SEG SEG SEG 2 3 1 2
  148
- Eco Mode Setting
  156
- Setting of Night-Time Low Noise Operation and Demand Operation
  157
- Level 1 (40%)
  158
- Level 1 (60%)
  158
- Level 2 (65%)
  158
- Level 3 (55%)
  158
- Level 3 (70%)
  158
- Level 5 (80%)
  158
- Level 6 (85%)
  158
- Level 7 (90%)
  158
- Level 8 (95%)
  158
- Checkpoints
  161
- Checks before Test Operation
  161
- Test Operation
  161
- Test Operation Procedure
  162
- Turn Power on
  163
Part 6 Service Diagnosis

164
- Precautions for Maintenance
  166
- Servicing Items to be Confirmed
  166
- Troubleshooting
  166
- ON (Max. 90 M)
  168
- Symptom-Based Troubleshooting
  168
- Automatic
  170
- With Optional Infrared Presence/Floor Sensor
  170
- For All Outdoor Units
  171
- Refrigerant Properties (R-410A)
  172
- Troubleshooting with Remote Controller
  173
- Wired Remote Controller
  173
- BRC4C, BRC7E Series
  174
- Brc4M151W16
  176
- Error Codes and Descriptions
  177
- Error Codes (Sub Codes)
  179
- External Protection Device Abnormality
  189
- Troubleshooting by Error Code
  189
- Indoor Unit PCB Abnormality
  190
- Drain Level Control System Abnormality
  191
- Indoor Fan Motor Lock, Overload
  193
- Indoor Fan Motor Abnormality
  195
- Power Supply Voltage Abnormality
  200
- Electronic Expansion Valve Coil Abnormality, Dust Clogging
  203
- Humidifier System Abnormality
  204
- Auto Grille Unit Error
  205
- Capacity Determination Device Abnormality
  206
- Transmission Abnormality (between Indoor Unit PCB and Fan PCB)
  207
- Transmission Error
  209
- Transmission Error (between Indoor Unit PCB and Auto Grille Control PCB)
  210
- Thermistor Abnormality
  212
- Combination Abnormality (between Indoor Unit PCB and Fan PCB)
  213
- Capacity Setting Abnormality
  214
- Indoor Unit PCB Abnormality
  215
- Infrared Presence/Floor Sensor Error
  216
- Remote Controller Thermistor Abnormality
  221
- Outdoor Unit Main PCB Abnormality
  222
- Current Leakage Detection
  223
- Missing of Leakage Detection Core
  224
- Activation of High Pressure Switch
  225
- Activation of Low Pressure Sensor
  227
- Inverter Compressor Motor Lock
  229
- Outdoor Fan Motor Abnormality
  231
- Electronic Expansion Valve Coil Abnormality
  234
- Discharge Pipe Temperature Abnormality
  235
- Wet Alarm
  237
- Refrigerant Overcharged
  239
- Harness Abnormality (between Outdoor Unit Main PCB and Inverter PCB)
  240
- Outdoor Fan PCB Abnormality
  241
- Thermistor Abnormality
  242
- High Pressure Sensor Abnormality
  244
- Low Pressure Sensor Abnormality
  245
- Inverter PCB Abnormality
  246
- Momentary Power Failure During Test Operation
  248
- Inverter Radiation Fin Temperature Rise Abnormality
  249
- Compressor Instantaneous Overcurrent
  251
- Compressor Overcurrent
  253
- Compressor Startup Abnormality
  255
- Transmission Error between Inverter PCB and Outdoor Unit Main PCB
  258
- Power Supply Voltage Imbalance
  260
- Reactor Temperature Abnormality
  262
- Inverter Radiation Fin Temperature Abnormality
  263
- Field Setting after Replacing Outdoor Unit Main PCB Abnormality or Combination of PCB Abnormality
  265
- Refrigerant Shortage Warning
  266
- Open Phase
  268
- Power Supply Insufficient or Instantaneous Abnormality
  269
- Check Operation Not Executed
  271
- Transmission Error between Indoor Units and Outdoor Units
  272
- Transmission Error between Remote Controller and Indoor Unit
  275
- Transmission Error between Outdoor Units
  276
- Transmission Error between Main and Sub Remote Controllers
  281
- Other Indoor Units and Outdoor Unit Abnormality
  282
- Improper Combination of Indoor Unit and Outdoor Unit, Indoor Unit and Remote Controller
  283
- Address Duplication of Centralized Controller
  286
- Transmission Error between Centralized Controller and Indoor Unit
  287
- System Not Set yet
  290
- System Abnormality, Refrigerant System Address Undefined
  291
- Check
  293
- High Pressure Check
  293
- Low
  294
- Low Pressure Check
  294
- Superheat Operation Check
  295
- Power Transistor Check
  296
- Low
  298
- Refrigerant Overcharge Check
  298
- High
  299
- Refrigerant Shortage Check
  299
- Vacuuming and Dehydration Procedure
  300
- Thermistor Check
  301
- High
  304
- Pressure Sensor Check
  304
- Broken Wire Check of the Relay Wires
  305
- Fan Motor Connector Check (Power Supply Cable)
  307
- Fan Motor Connector Check (Signal Cable)
  308
- Electronic Expansion Valve Coil Check
  309

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