Home
Daikin
Air Conditioner
RXG25J2V1B
Daikin RXG25J2V1B User Manual
4
of 1
of 1 rating
242 pages
Give review
Manual
Specs
To Next Page
To Next Page
Loading...
Service
Manual
[Applied Models]
z
Inver
ter Pair : Hea
t Pump
Inverter Pair
Wall Mounted Type J-Series
SiBE041012_A
2
Table of Contents
Table of Contents
3
Introduction
7
Safety Cautions
7
Used Icons
11
Part 1 List of Functions
12
Functions
13
Part 2 Specifications
15
Specifications
16
Part 3 Printed Circuit Board Connector Wiring Diagram
21
Indoor Unit
22
Outdoor Unit
25
Rxg25/35J2V1B, Rxg25/35K2V1B
25
Rxg50K2V1B
27
Part 4 Function and Control
29
Main Functions
30
Temperature Control
30
Frequency Principle
30
Operation Starting Control
32
Airflow Direction Control
33
Fan Speed Control for Indoor Unit
34
Program Dry Operation
35
Automatic Operation
36
Thermostat Control
37
NIGHT SET Mode
38
ECONO Operation
39
INTELLIGENT EYE Operation
40
Inverter POWERFUL Operation
41
Other Functions
43
Function of Thermistor
44
Control Specification
45
Mode Hierarchy
45
Frequency Control
46
Controls at Mode Changing / Start-Up
48
Compressor Protection Function
49
Discharge Pipe Temperature Control
50
Input Current Control
51
Freeze-Up Protection Control
52
Heating Peak-Cut Control
52
Outdoor Fan Control
53
Liquid Compression Protection Function
53
Defrost Control
54
Outdoor Electronic Expansion Valve Control
55
Pressure Equalizing Control
56
Malfunctions
58
Part 5 Operation Manual
59
System Configuration
60
Operation Manual
61
Name of Parts
61
Remote Controller
63
AUTO · DRY · COOL · HEAT · FAN Operation
65
Operating Conditions
66
Adjusting the Airflow Direction and Rate
67
COMFORT AIRFLOW Operation
69
INTELLIGENT EYE Operation
70
POWERFUL Operation
72
OUTDOOR UNIT QUIET Operation
73
ECONO Operation
74
During Operation
74
OFF TIMER Operation
75
ON TIMER Operation
76
WEEKLY TIMER Operation
77
Part 6 Service Diagnosis
83
Troubleshooting with LED
85
Indoor Unit
85
Outdoor Unit
85
Problem Symptoms and Measures
86
Service Check Function
87
Troubleshooting
90
Error Codes and Description
90
Indoor Unit PCB Abnormality
91
Freeze-Up Protection Control or Heating Peak-Cut Control
93
Fan Motor (DC Motor) or Related Abnormality
95
Thermistor or Related Abnormality (Indoor Unit)
97
Front Panel Open / Close Fault
98
Signal Transmission Error (between Indoor Unit and Outdoor Unit)
99
Unspecified Voltage (between Indoor Unit and Outdoor Unit)
101
Outdoor Unit PCB Abnormality
102
OL Activation (Compressor Overload)
104
Compressor Lock
105
DC Fan Lock
106
Input Overcurrent Detection
107
Four Way Valve Abnormality
108
Discharge Pipe Temperature Control
110
High Pressure Control in Cooling
111
Compressor System Sensor Abnormality
112
Position Sensor Abnormality
114
DC Voltage / Current Sensor Abnormality (25/35 Class)
117
CT or Related Abnormality (50 Class)
118
Thermistor or Related Abnormality (Outdoor Unit)
120
Electrical Box Temperature Rise
122
Radiation Fin Temperature Rise
124
Output Overcurrent Detection
126
Refrigerant Shortage
128
Low-Voltage Detection or Over-Voltage Detection
131
Signal Transmission Error on Outdoor Unit PCB (50 Class Only)
133
Check
134
Thermistor Resistance Check
134
Fan Motor Connector Check
135
Power Supply Waveforms Check
135
Electronic Expansion Valve Coil Check
136
Four Way Valve Performance Check
137
Inverter Unit Refrigerant System Check
137
Inverter Checker" Check
138
Rotation Pulse Check on the Outdoor Unit PCB
140
Installation Condition Check
141
Discharge Pressure Check
141
Outdoor Fan System Check
142
Main Circuit Short Check
142
Capacitor Voltage Check
143
Power Module Check
143
Part 7 Removal Procedure
144
Indoor Unit
145
Removal of Air Filters / Front Panel
145
Removal of Horizontal Blades
149
Removal of Front Grille
151
Removal of Front Panel Mechanism ASSY
154
Removal of Display Lens ASSY
156
Removal of Reduction Motor / Limit Switch
157
Removal of Fan Guards / Electrical Box
159
Removal of Pcbs
162
Removal of Swing Motors
168
Removal of Indoor Heat Exchanger
169
Removal of Fan Rotor / Fan Motor
172
Removal of Vertical Blade Assys
175
Outdoor Unit - 25/35 Class
176
Removal of Outer Panels / Fan Motor
176
Removal of Electrical Box
185
Removal of Pcbs
188
Removal of Reactor / Partition Plate
196
Removal of Sound Blankets
198
Removal of Four Way Valve
200
Removal of Compressor
203
Outdoor Unit - 50 Class
205
Removal of Outer Panels
205
Removal of Outdoor Fan / Fan Motor
209
Removal of Electrical Box
213
Removal of Pcbs
218
Removal of Sound Blankets / Thermistors
221
Removal of Four Way Valve
223
Removal of Electronic Expansion Valve
224
Removal of Compressor
225
Part 8 Trial Operation and Field Settings
228
Pump down Operation
229
Forced Cooling Operation
230
Trial Operation
232
Field Settings
233
When 2 Units Are Installed in 1 Room
233
Standby Electricity Saving
234
Jumper and Switch Settings
234
Application of Silicon Grease to a Power Transistor and a Diode Bridge
235
Part 9 Appendix
236
Piping Diagrams
237
Indoor Unit
237
Outdoor Unit
237
Wiring Diagrams
239
Indoor Unit
239
Outdoor Unit
239
Other manuals for Daikin RXG25J2V1B
Service Manual Removal Procedure
33 pages
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Daikin RXG25J2V1B and is the answer not in the manual?
Ask a question
Daikin RXG25J2V1B Specifications
General
Category
Air Conditioner
Model
RXG25J2V1B
Cooling Capacity
2.5 kW
Heating Capacity
3.2 kW
Power Supply
220-240 V, 50 Hz
Refrigerant
R32
Related product manuals
Daikin RXG25CVMA
196 pages
Daikin RXG25CVMB
14 pages
Daikin RXG25K2V1B
242 pages
Daikin RXG25E3V1B
214 pages
Daikin RXG20L2V1B
128 pages
Daikin RXG-E2V1B
16 pages
Daikin RXG35CVMB
14 pages
Daikin RXG35K2V1B
242 pages
Daikin RXG50K2V1B
242 pages
Daikin RXG35J2V1B
242 pages
Daikin RXG35E3V1B
214 pages
Daikin RXS-L
65 pages
Need help?
General
To Next Page
