Daikin RXYQ120XATJA Manuals

Manuals and User Guides for Daikin RXYQ120XATJA. We have 1 Daikin RXYQ120XATJA manual available for free PDF download: Service Manual

Daikin RXYQ120XATJA Service Manual (400 pages)

Brand: Daikin | Category: Heat Pump | Size: 11 MB

Warnings and Cautions Regarding Safety of Workers
8
Warnings and Cautions Regarding Safety of Users
10
Icons Used
13
Table of Contents
14
Model Names
15
Indoor Unit
15
Outdoor Unit
15
Air Treatment Equipment
16
External Appearance
17
Indoor Unit
17
Outdoor Unit
18
Air Treatment Equipment
18
Combination of Outdoor Units
19
Capacity Range
20
Combination Ratio
20
Outdoor Unit Combinations
20
Specifications
21
Rxyq-Xatja
21
Rxyq-Xayda
36
Refrigerant Circuit Part
52
Refrigerant Circuit
52
Outdoor Unit
52
Indoor Unit
58
Outdoor-Air Processing Unit
60
Functional Parts Layout
61
Rxyq72Xatja
61
Top View
61
Front View
61
Rxyq96/120Xatja
62
Rxyq144/168Xatja
63
Rxyq72Xayda
64
Rxyq96/120Xayda
65
Rxyq144/168Xayda
66
Refrigerant Flow for each Operation Mode
67
Rxyq72Xatja, Rxyq72Xayda
67
Cooling Operation
67
Cooling Oil Return Operation
68
Defrost Operation
69
Heating Operation
70
Rxyq96/120Xatja, Rxyq96/120Xayda
71
Rxyq144/168Xatja, Rxyq144/168Xayda
75
Applicable Models
80
Names and Functions
81
Brc1E73
81
Service Check Function
83
Wireless Remote Controller
84
Main/Sub Setting
85
Brc1E73
85
Field Settings
85
When Wireless Remote Controller Is Used Together
86
Address Setting for Wireless Remote Controller
87
Centralized Control Group No. Setting
89
Brc1E73
89
Wireless Remote Controller
91
Group No. Setting Example
92
Service Settings Menu, Maintenance Menu
93
Brc1E73
93
Service Settings Menu
94
Maintenance Menu
95
Operation Flowchart (Outdoor Unit)
99
Stop Control
100
Stop Due to Error
100
When System Is in Stop Control
100
Slave Unit Stops During Master Unit Operation
100
Standby Control
101
Restart Standby
101
Crankcase Heater Control
101
Startup Control
102
Startup Control in Cooling
102
Startup Control in Heating
103
Basic Control
104
Normal Control
104
Compressor Capacity Control
105
Operating Priority and Rotation of Compressors
106
Compressor Step Control
107
Electronic Expansion Valve Control
107
Step Control of Outdoor Fans
108
Protection Control
109
High Pressure Protection Control
109
Low Pressure Protection Control
110
Discharge Pipe Protection Control
111
Compressor Body Protection Control
111
Inverter Protection Control
112
Heating Operation Prohibition
113
Special Control
114
Pump down Residual Operation
114
Outdoor Unit Rotation
114
Oil Return Operation
116
Defrost Operation
117
Drain Pan Heater (Option)
117
Outline of Control (Indoor Unit)
118
Operation Flowchart
118
Set Temperature and Control Temperature
122
With Optional Infrared Presence/Floor Sensor
123
Remote Controller Thermistor
124
Thermostat Control
126
Thermostat Control with Operation Mode Set to AUTO
128
Drain Pump Control
129
Normal Operation
129
Control of Electronic Expansion Valve
131
Freeze-Up Prevention
132
List of Swing Flap Operations
134
Hot Start Control (in Heating Only)
135
Louver Control for Preventing Ceiling Dirt
136
Heater Control (Except FXTQ-TA Models)
137
Heater Control (FXTQ-TA Models)
138
Gas Furnace Control (CXTQ-TA Models)
141
3-Step Thermostat Processing (FXTQ-TA Models)
142
Fan Control (Heater Residual) (FXTQ-TA Models)
143
Interlocked with External Equipment (FXTQ-TA and CXTQ-TA Models)
143
Field Settings for Indoor Unit
146
Field Settings with Remote Controller
146
Wired Remote Controller
146
Wireless Remote Controller
148
Simplified Remote Controller
149
List of Field Settings for Indoor Unit
150
Detailed Explanation of Setting Modes
154
Gas Furnace Set up
169
List of Field Settings for Outdoor-Air Processing Unit
170
Setting of Operation Control Mode
170
Field Settings for Outdoor Unit
172
Function Setting
172
Settings by DIP Switches
174
Accessing the BS Buttons on the PCB
177
Settings by BS Buttons
178
Normal Mode
180
Monitor Mode (Mode 1)
181
Setting Mode (Mode 2)
185
Test Operation
203
Checks before Test Operation
203
Checkpoints
203
Check Work Prior to Turn Power Supply on
204
Turn Power on
205
Gas Furnace Test Operation
206
Symptom-Based Troubleshooting
210
Indoor Unit Overall
210
With Gas Furnace
213
Gas Furnace Lockout Reset
213
With Optional Infrared Presence/Floor Sensor
214
Troubleshooting with Remote Controller
215
Wired Remote Controller
215
Wireless Remote Controller
216
"DOWN" Button
216
Troubleshooting by Error Code
218
Error Codes and Descriptions
218
Error Codes - Sub Codes
220
Indoor Unit
220
Outdoor Unit
221
External Protection Device Abnormality
232
Troubleshooting
233
Indoor Unit PCB Abnormality
234
Drain Level Control System Abnormality
235
Fan Motor Lock, Overload
237
Indoor Fan Motor Abnormality
239
Overload/Overcurrent/Lock of Indoor Fan Motor
243
Blower Motor Not Running
244
Indoor Fan Motor Status Abnormality
245
Low Indoor Airflow
246
Swing Flap Motor Abnormality
247
Power Supply Voltage Abnormality
249
Blower Motor Stops for Over/Under Voltage
250
Electronic Expansion Valve Coil Abnormality, Dust Clogging
251
Gas Furnace Abnormality
252
Drain Level above Limit
253
Capacity Determination Device Abnormality
254
Transmission Abnormality between Indoor Unit PCB and Fan PCB
255
Blower Motor Communication Error
257
Climate Talk Communication Error
258
Thermistor Abnormality
259
Combination Error between Indoor Unit Control PCB and Fan PCB
260
Blower Motor HP Mismatch
261
Indoor Blower Does Not Have Required Parameters to Function
262
Remote Sensor Abnormality
263
Humidity Sensor System Abnormality
264
Infrared Presence/Floor Sensor Error
265
Remote Controller Thermistor Abnormality
270
Outdoor Unit Main PCB Abnormality
271
Current Leakage Detection
272
Missing of Leakage Detection Core
273
Activation of High Pressure Switch
274
Activation of Low Pressure Sensor
276
Compressor Motor Lock
277
Compressor Damage Alarm
279
Outdoor Fan Motor Abnormality
281
Electronic Expansion Valve Coil Abnormality
284
Discharge Pipe Temperature Abnormality
286
Wet Alarm
288
Refrigerant Overcharged
290
Harness Abnormality (between Outdoor Unit Main PCB and Inverter PCB)
291
Outdoor Fan Motor Signal Abnormality
292
Thermistor Abnormality
293
High Pressure Sensor Abnormality
295
Low Pressure Sensor Abnormality
297
Inverter PCB Abnormality
299
Reactor Temperature Rise Abnormality
301
Inverter Radiation Fin Temperature Rise Abnormality
302
Compressor Instantaneous Overcurrent
303
Compressor Overcurrent
305
Compressor Startup Abnormality
307
Transmission Error between Inverter PCB and Outdoor Unit Main PCB
310
Error Code
310
Power Supply Voltage Imbalance
312
Reactor Temperature Abnormality
314
Inverter Radiation Fin Temperature Abnormality
315
Field Setting after Replacing Outdoor Unit Main PCB Abnormality or Combination of PCB Abnormality
317
Refrigerant Shortage
318
Reverse Phase, Open Phase
319
Power Supply Insufficient or Instantaneous Abnormality
320
Check Operation Not Executed
323
Transmission Error between Indoor Units and Outdoor Units
324
Transmission Error between Remote Controller and Indoor Unit
327
Transmission Error between Outdoor Units
328
Transmission Error between Main and Sub Remote Controllers
334
Transmission Error between Indoor Unit and Outdoor Unit in the same System
335
Improper Combination of Indoor Unit and Outdoor Unit, Indoor Unit and Remote Controller
336
Incorrect Gas Furnace Connecting Number
341
Incorrect Electric Heater Capacity Setting
342
Address Duplication of Centralized Controller
343
Transmission Error between Centralized Controller and Indoor Unit
344
System Not Set yet
347
System Abnormality, Refrigerant System Address Undefined
348
Climate Talk Communication System Combination Error (before Initial Setting for Communication Completes)
350
Climate Talk Communication System Combination Error
350
(After Initial Setting for Communication Completes)
351
Check
352
High Pressure Check
352
Low Pressure Check
353
Superheat Operation Check
355
Power Transistor Check
357
Refrigerant Overcharge Check
358
Refrigerant Shortage Check
359
Vacuuming and Dehydration Procedure
360
Thermistor Check
361
Pressure Sensor Check
364
Broken Wire Check of the Relay Wires
365
Fan Motor Connector Check (Power Supply Cable)
366
Fan Motor Connector Check (Signal Cable)
367
Indoor Unit
367
Electronic Expansion Valve Coil Check
369
Fan Motor Connector Check for FXTQ-TA
371
Wiring Diagrams
376
Outdoor Unit
376
Indoor Unit
382
Air Treatment Equipment
396
Revision History
399

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Daikin RXYQ120XATJA Service Manual (400 pages)

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