Daikin RXM25A9 Manuals

Manuals and User Guides for Daikin RXM25A9. We have 1 Daikin RXM25A9 manual available for free PDF download: Service Manual

Daikin RXM25A9 Service Manual (276 pages)

Brand: Daikin | Category: Air Conditioner | Size: 58 MB

Version Log
3
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 Wireless Remote Controller
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 Wireless Remote Control
16
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
18
Streamer Unit Abnormality
19
C4-00 - Heat Exchanger Temperature Sensor Problem
19
C9-00 - Room Thermistor Abnormality
20
E1-00 - Outdoor Unit: PCB Defect
20
E3-00 - Outdoor Unit: Actuation of High Pressure Switch
21
E5-00 - Outdoor Unit: Overheat of Inverter Compressor Motor
22
E6-00 - Outdoor Unit: Compressor Startup Defect
23
E7-00 - Outdoor Unit: Malfunction of Outdoor Unit Fan Motor
24
E8-00 - Outdoor Unit: Power Input Overvoltage
25
E9-00 - Expansion Valve Abnormality
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
H7-00 - Fan IPM Temperature Error
32
H8-00 - Outdoor Unit: Malfunction of Compressor Input System
32
H9-00 - Outdoor Unit: Malfunction of Outdoor Air Thermistor
33
J3-00 - Outdoor Unit: Malfunction of Discharge Pipe Thermistor
33
J6-00 - Outdoor Unit: Malfunction of Heat Exchanger Thermistor
34
L3-00 - Outdoor Unit: Electrical Box Temperature Rise Problem
34
L4-00 - Outdoor Unit: Malfunction of Inverter Radiating Fin Temperature Rise
35
L5-00 - Outdoor Unit: Inverter Instantaneous Overcurrent
36
IGBT Temperature Error
37
P4-00 - Outdoor Unit: Malfunction of Radiating Fin Temperature Sensor
38
U0-00 - Outdoor Unit: Shortage of Refrigerant
38
U2-00 - Outdoor Unit: Defect of Power Supply Voltage
39
U4-00 - Indoor/Outdoor Unit Communication Problem
40
Indoor Unit, Outdoor Unit Mismatching Problem
41
Malfunction of System
42
Symptom Based Troubleshooting
43
Operation Does Not Start
43
Operation Sometimes Stops
43
Operation Starts but the Unit Does Not Cool/Heat
44
Operating Noise and Vibrations
46
Abnormal High Pressure
47
Abnormal Low Pressure
48
Indoor Fan Starts Operating but the Compressor Does Not Operate
50
Operation Starts and the Unit Stops Immediately
51
Operation Stops, Unit Cannot Start for a While
52
Indoor Unit Discharges White Mist
52
Humidifying Problem
53
Swing Flap Does Not Operate
53
Components
54
4-Way Valve
54
Checking Procedures
54
Repair Procedures
58
Compressor
62
Checking Procedures
62
Repair Procedures
68
Compressor Thermal Protector
78
Checking Procedures
78
Repair Procedures
81
Expansion Valve
88
Checking Procedures
88
Repair Procedures
92
High Pressure Switch
97
Checking Procedures
97
Repair Procedures
99
Indoor Unit Fan Motor
101
Checking Procedures
101
Repair Procedures
102
Indoor Unit Heat Exchanger
104
Checking Procedures
104
Repair Procedures
105
Indoor Unit Main PCB
108
Checking Procedures
108
Repair Procedures
110
Indoor Unit Power PCB
113
Checking Procedures
113
Repair Procedures
117
Intelligent Eye Sensor
122
Checking Procedures
122
Repair Procedures
125
Main PCB
128
Class 20~42 Units
128
Class 50~71 Units
136
Outdoor Unit Fan Motor
150
Class 20~42 Units
150
Class 50~71 Units
155
Plate Work
162
Outdoor Unit
162
Indoor Unit
170
Reactor
178
Checking Procedures
178
Repair Procedures
183
Streamer Unit
183
Checking Procedures
183
Swing Flap Motor
186
Main Swing Flap Motor
186
Secondary Swing Flap Motor
193
Swing Raster Motor
194
Checking Procedures
194
Repair Procedures
196
Thermistors
200
Checking Procedures
200
Repair Procedures
203
Wifi Control PCB
206
Checking Procedures
206
Repair Procedures
207
Third Party Components
211
Electrical Circuit
211
Checking Procedures
211
Repair Procedures
212
Refrigerant Circuit
213
Checking Procedures
213
Repair Procedures
218
External Factors
222
Checking Procedures
222
Maintenance
224
To Clean the Outdoor Unit Heat Exchanger
224
To Clean the Indoor Unit Heat Exchanger
224
To Clean the Indoor Unit Heat Exchanger in Extreme Condition
225
To Clean the Indoor Unit and Wireless Remote Control
225
To Clean the Front Panel
226
To Clean the Air Filters
226
To Clean the Titanium Apatite Deodorising Filter and the Silver Particle Filter (Ag-Ion Filter)
227
To Replace the Titanium Apatite Deodorising Filter and the Silver Particle Filter (Ag-Ion Filter)
228
Technical Data
229
Detailed Information Setting Mode
229
Detailed Information Setting Mode: Indoor Unit
229
Detailed Information Setting Mode: Outdoor Unit
229
Detailed Information Setting Mode: Remote Controller
229
Wiring Diagram
230
Wiring Diagram: Indoor Unit
230
Wiring Diagram: Outdoor Unit
235
Piping Diagram
241
Piping Diagram: Indoor Unit
241
Piping Diagram: Outdoor Unit
247
Component Overview
253
Component Overview: Outdoor Unit
253
Component Overview: Indoor Unit
258
Field Information Report
263
Service Tools
266
Field Settings
267
Field Settings: Indoor Unit
267
Field Settings: Outdoor Unit
269

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Daikin RXM25A9 Manuals

Daikin RXM25A9 Service Manual (276 pages)

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