Daikin ARXM71R9 Manuals

Manuals and User Guides for Daikin ARXM71R9. We have 1 Daikin ARXM71R9 manual available for free PDF download: Service Manual

Daikin ARXM71R9 Service Manual (260 pages)

Brand: Daikin | Category: Air Conditioner | Size: 56.76 MB

Table of Contents
4
Safety Precautions
7
Meaning of Warnings and Symbols
7
Dangers
8
Warnings
8
Cautions
14
Notices
14
General Operation
15
Troubleshooting
16
To Display the Error Code on the User Interface
16
To Reset the Error Code Via Remote Controller
16
To Reset the Error Code Via Outdoor Unit
16
To Perform a Test Run
16
To Perform a Test Run Using the User Interface
17
Error Based Troubleshooting
17
A1-00 - PCB Abnormality
17
A5-00 - Outdoor Unit: High Pressure Peak Cut / Freeze Protection Problem
18
A6-00 - Indoor Unit Fan Motor Abnormality
19
Streamer Unit Abnormality
19
C4-00 - Heat Exchanger Temperature Sensor Problem
20
C9-00 - Room Thermistor Abnormality
20
Humidity Sensor Abnormality
21
E1-00 - Outdoor Unit: PCB Defect
21
E3-00 - Outdoor Unit: Actuation of High Pressure Switch
22
E5-00 - Outdoor Unit: Overheat of Inverter Compressor Motor
23
E6-00 - Outdoor Unit: Compressor Startup Defect
24
E7-00 - Outdoor Unit: Malfunction of Outdoor Unit Fan Motor
25
E8-00 - Outdoor Unit: Power Input Overvoltage
25
Outdoor Unit: Cool/Heat Switchover Problem
26
F3-00 - Outdoor Unit: Malfunction of Discharge Pipe Temperature
27
F6-00 - Outdoor Unit: Abnormal High Pressure in Cooling
28
F8-00 - System Shutdown Due to Compressor Internal Temperature Abnormality
29
H0-00 - Outdoor Unit: Voltage/Current Sensor Problem
29
H3-00 - Outdoor Unit: Malfunction of High Pressure Switch
30
H6-00 - Outdoor Unit: Malfunction of Position Detection Sensor
31
H8-00 - Outdoor Unit: Malfunction of Compressor Input System
32
H9-00 - Outdoor Unit: Malfunction of Outdoor Air Thermistor
32
J3-00 - Outdoor Unit: Malfunction of Discharge Pipe Thermistor
33
J6-00 - Outdoor Unit: Malfunction of Heat Exchanger Thermistor
33
L3-00 - Outdoor Unit: Electrical Box Temperature Rise Problem
33
L4-00 - Outdoor Unit: Malfunction of Inverter Radiating Fin Temperature Rise
34
L5-00 - Outdoor Unit: Inverter Instantaneous Overcurrent
35
P4-00 - Outdoor Unit: Malfunction of Radiating Fin Temperature Sensor
36
U0-00 - Outdoor Unit: Shortage of Refrigerant
36
U2-00 - Outdoor Unit: Defect of Power Supply Voltage
37
U4-00 - Indoor/Outdoor Unit Communication Problem
38
Indoor Unit, Outdoor Unit Mismatching Problem
39
Malfunction of System
40
Symptom Based Troubleshooting
41
Operation Does Not Start
41
Operation Sometimes Stops
41
Operation Starts but the Unit Does Not Cool/Heat
42
Operating Noise and Vibrations
43
Abnormal High Pressure
44
Abnormal Low Pressure
45
Indoor Fan Starts Operating but the Compressor Does Not Operate
46
Operation Starts and the Unit Stops Immediately
47
Operation Stops, Unit Cannot Start for a While
47
Unit Discharges White Mist
48
Humidifying Problem
48
Swing Flap Does Not Operate
48
Components
49
4-Way Valve
49
Checking Procedures
49
Repair Procedures
53
Compressor
57
Checking Procedures
57
Repair Procedures
63
Compressor Thermal Protector
72
Checking Procedures
72
Repair Procedures
74
Damper Motor
77
Checking Procedures
77
Repair Procedures
79
Expansion Valve
81
Checking Procedures
81
Repair Procedures
85
High Pressure Switch
89
Checking Procedures
89
Repair Procedures
91
Humidity Sensor
93
Checking Procedures
93
Repair Procedures
94
Indoor Unit Fan Motor
96
Wall Mounted Indoor Units
96
Floor Standing Indoor Units
99
Indoor Unit Main PCB
106
Checking Procedures
106
Repair Procedures
110
Indoor Unit Power PCB
112
Checking Procedures
112
Repair Procedures
117
Intelligent Eye Sensor
121
Checking Procedures
121
Repair Procedures
124
Main PCB
125
Class 20~35 Units
125
Class 42~71 Units
135
Outdoor Unit Fan Motor
143
Class 20~35 Units
143
Class 42~71 Units
147
Plate Work
153
Outdoor Unit
153
Indoor Unit
159
Reactor
169
Checking Procedures
169
Repair Procedures
172
Streamer Unit
172
Checking Procedures
172
Repair Procedures
173
Swing Flap Motor
175
Wall Mounted Indoor Units - Class 20~42
175
Wall Mounted Indoor Units - Class 50~71
177
Floor Standing Indoor Units
181
Swing Raster Motor
184
Checking Procedures
184
Repair Procedures
185
Thermistors
192
Checking Procedures
192
Repair Procedures
196
Wifi Control PCB
200
Checking Procedures
200
Repair Procedures
201
Third Party Components
205
Electrical Circuit
205
Checking Procedures
205
Repair Procedures
206
Refrigerant Circuit
207
Checking Procedures
207
Repair Procedures
212
External Factors
215
Checking Procedures
215
Maintenance
217
To Clean the Outdoor Unit Heat Exchanger
217
To Clean the Indoor Unit Heat Exchanger
217
To Clean the Indoor Unit Heat Exchanger in Extreme Condition
218
To Clean the Indoor Unit and Wireless Remote Control
218
To Clean the Front Panel
219
To Clean the Air Filters
220
To Clean the Titanium Apatite Deodorising Filter and the Silver Particle Filter (Ag-Ion Filter)
223
To Replace the Titanium Apatite Deodorising Filter and the Silver Particle Filter (Ag-Ion Filter)
223
Technical Data
225
Detailed Information Setting Mode
225
Detailed Information Setting Mode: Indoor Unit
225
Detailed Information Setting Mode: Outdoor Unit
225
Detailed Information Setting Mode: Remote Controller
225
Wiring Diagram
226
Wiring Diagram: Indoor Unit
226
Wiring Diagram: Outdoor Unit
232
Piping Diagram
237
Piping Diagram: Indoor Unit
237
Piping Diagram: Outdoor Unit
243
Component Overview
247
Component Overview: Outdoor Unit
247
Component Overview: Wall Mounted Indoor Unit
249
Component Overview: Floor Standing Indoor Unit
251
Field Information Report
252
Service Tools
255
Field Settings
256
To Control Heating Only Mode
256
To Adjust Target Set Temperature in Heating Operation
256
To Control the Indoor Unit Fan During Thermostat off in Cooling
257
To Change Auto Restart on to off
258
To Limit the Angle of the Upper Swing Flap
258
To Reduce Maximum Sound Levels
259

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Daikin ARXM71R9 Service Manual (260 pages)

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