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Manuals and User Guides for Daikin Standard Series. We have
1
Daikin Standard Series manual available for free PDF download: Service Manual
Daikin Standard Series Service Manual (333 pages)
Brand:
Daikin
| Category:
Heat Pump
| Size: 11.45 MB
Table of Contents
Table of Contents
2
Safety Cautions
8
Warnings and Cautions Regarding Safety of Workers
8
Warnings and Cautions Regarding Safety of Users
10
Used Icons
13
Part 1 General Information
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
19
Combination of Outdoor Units
20
Rxlq-Tatju, Rxlq-Taydu, Rxlq-Taycu
20
Rxyq-Taycu
20
Capacity Range
21
Combination Ratio
21
Outdoor Unit Combinations
22
Part 2 Refrigerant Circuit
23
Refrigerant Circuit
24
Outdoor Unit
24
Refrigerant Circuit Part
24
Indoor Unit
27
Outdoor-Air Processing Unit
29
Functional Parts Layout
30
Rxlq72Tatju, Rxlq72Taydu, Rxlq72Taycu, Rxyq72-120Taycu
30
Rxlq96/120Tatju, Rxlq96/120Taydu, Rxlq96/120Taycu, Rxyq144/168Taycu
33
Refrigerant Flow for each Operation Mode
35
Cooling Operation
35
Heating Operation
36
Cooling Oil Return Operation
37
Defrost Heating Oil Return Operation
38
Part 3 Remote Controller
39
Applicable Models
40
Names and Functions
41
Brc1E73
41
Wireless Remote Controller
44
Main/Sub Setting
45
Brc1E73
45
Wireless Remote Controller
46
Centralized Control Group No. Setting
47
Brc1E73
47
Wireless Remote Controller
49
Group No. Setting Example
50
Service Mode
51
Brc1E73
51
Part 4 Functions and Control
53
Operation Flowchart (Outdoor Unit)
55
Stop Control
56
Stop Due to Error
56
When System Is in Stop Mode
56
Slave Unit Stops During Master Unit Operation
56
Standby Control
57
Restart Standby
57
Crankcase Heater Control
57
Startup Control
58
Startup Control in Cooling
58
Startup Control in Heating
59
Basic Control
60
Normal Operation
60
Compressor PI Control
61
Operating Priority and Rotation of Compressors
62
Compressor Step Control
63
Electronic Expansion Valve PI Control
65
Step Control of Outdoor Fans
66
Protection Control
67
High Pressure Protection Control
67
Low Pressure Protection Control
69
Discharge Pipe Protection Control
70
Compressor Body Protection Control
71
Inverter Protection Control
71
Special Control
73
Pump down Residual Operation
73
Oil Return Operation
74
Defrost Operation
76
Outdoor Unit Rotation
77
Other Control
78
Backup Operation
78
Demand Operation
78
Heating Operation Prohibition
79
Outline of Control (Indoor Unit)
80
Operation Flowchart
80
Set Temperature and Control Temperature
82
Remote Controller Thermistor
84
Thermostat Control
86
Drain Pump Control
89
Control of Electronic Expansion Valve
91
Freeze-Up Prevention
92
List of Swing Flap Operations
94
Hot Start Control (in Heating Only)
95
Louver Control for Preventing Ceiling Dirt
96
Heater Control (Except FXTQ-TA Models)
97
Heater Control (FXTQ-TA Models)
98
Step Thermostat Processing (FXTQ-TA Models)
101
Fan Control (Heater Residual) (FXTQ-TA Models)
102
Interlocked with External Equipment (FXTQ-TA Models)
102
Part 5 Field Settings and Test Operation
104
Field Settings from Remote Controller
105
Wired Remote Controller
105
Wireless Remote Controller
107
Simplified Remote Controller
108
List of Field Settings for Indoor Unit
109
Details of Field Settings for Indoor Unit
112
List of Field Settings for Outdoor-Air Processing Unit
125
Setting of Operation Control Mode
125
Field Setting from Outdoor Unit
127
DIP Switch Setting
127
Accessing the BS Buttons on the Logic Board
130
Operating the BS Buttons and DIP Switches on the Logic Board
131
Connecting of the Optional PC Configurator Cable to the Outdoor Unit
133
Monitoring Function and Field Settings
134
Setting of Night-Time Low Noise Operation and Demand Operation
149
Test Operation
154
Checks before Test Operation
154
Checkpoints
154
Part 6 Service Diagnosis
155
Symptom-Based Troubleshooting
158
Indoor Unit Overall
158
With Optional Infrared Presence/Floor Sensor
161
Wired Remote Controller
162
Wireless Remote Controller
163
Error Codes and Descriptions
165
Error Codes - Sub Codes
167
Troubleshooting by Error Code
180
External Protection Device Abnormality
180
Indoor Unit PCB Abnormality
182
Drain Level Control System Abnormality
183
Indoor Fan Motor Lock, Overload
185
Indoor Fan Motor Abnormality
188
Overload/Overcurrent/Lock of Indoor Fan Motor
192
Blower Motor Not Running
193
Indoor Fan Motor Status Abnormality
194
Low Indoor Airflow
195
Swing Flap Motor Abnormality
196
Power Supply Voltage Abnormality
198
Blower Motor Stops for Over/Under Voltage
199
Electronic Expansion Valve Coil Abnormality, Dust Clogging
200
Drain Level above Limit
201
Capacity Determination Device Abnormality
202
Transmission Abnormality between Indoor Unit PCB and Fan PCB
203
Blower Motor Communication Error
205
Thermistor Abnormality
206
Combination Error between Indoor Unit PCB and Fan PCB
207
Blower Motor HP Mismatch
208
Indoor Blower Does Not Have Required Parameters to Function
209
Remote Sensor Abnormality
210
Humidity Sensor System Abnormality
211
Infrared Presence/Floor Sensor Error
212
Remote Controller Thermistor Abnormality
217
Outdoor Unit PCB Abnormality
218
Detection of Ground Leakage by Leak Detection Circuit
219
Missing of Ground Leakage Detection Core
220
Actuation of High Pressure Switch
221
Actuation of Low Pressure Sensor
223
Inverter Compressor Motor Lock
224
Compressor Damage Alarm
226
Outdoor Fan Motor Abnormality
228
Electronic Expansion Valve Coil Abnormality
232
Discharge Pipe Temperature Abnormality
233
Wet Alarm
235
Refrigerant Overcharged
236
Harness Abnormality (between Outdoor Unit Main PCB and Inverter PCB)
237
Outdoor Fan Motor Signal Abnormality
238
Outdoor Fan PCB Abnormality
239
Thermistor Abnormality
240
High Pressure Sensor Abnormality
242
Low Pressure Sensor Abnormality
243
Inverter PCB Abnormality
244
Momentary Power Failure During Test Operation
246
Reactor Temperature Rise Abnormality
247
Inverter Radiation Fin Temperature Rise Abnormality
248
Inverter Compressor Instantaneous Overcurrent
252
Inverter Compressor Overcurrent
254
Inverter Compressor Startup Abnormality
256
Transmission Error between Inverter PCB and Outdoor Unit Main PCB
258
Power Supply Voltage Imbalance
260
Reactor Surface Thermistor 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
266
Reverse Phase, Open Phase
267
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
282
Transmission Error between Indoor and Outdoor Units in the same System
283
Improper Combination of Indoor and Outdoor Units, Indoor Units and Remote Controller
284
Incorrect Electric Heater Capacity Setting
289
Address Duplication of Centralized Control Equipment
290
Transmission Error between Centralized Control Equipment and Indoor Unit
291
System Not Set yet
293
System Abnormality, Refrigerant System Address Undefined
294
Check
296
High Pressure Check
296
Low Pressure Check
297
Superheat Operation Check
298
Power Transistor Check
299
Refrigerant Overcharge Check
304
Refrigerant Shortage Check
305
Vacuuming and Dehydration Procedure
306
Thermistor Check
307
Pressure Sensor Check
310
Broken Wire Check of the Relay Wires
311
Fan Motor Connector Check (Power Supply Cable)
312
Fan Motor Connector Check (Signal Cable)
312
Electronic Expansion Valve Coil Check
313
Part 7 Appendix
315
Wiring Diagrams
316
Outdoor Unit
316
Indoor Unit
321
Air Treatment Equipment
329
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