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ARXS20G2V1B
Daikin ARXS20G2V1B Manuals
Manuals and User Guides for Daikin ARXS20G2V1B. We have
3
Daikin ARXS20G2V1B manuals available for free PDF download: Service Manual, Installation Manual
Daikin ARXS20G2V1B Service Manual (316 pages)
G-Series
Brand:
Daikin
| Category:
Heat Pump
| Size: 10.53 MB
Table of Contents
Table of Contents
4
Introduction
8
Safety Cautions
8
Used Icons
12
Part 1 List of Functions
13
Functions
14
Cooling Only
14
Heat Pump
15
Part 2 Specifications
17
Specifications
18
Cooling Only
18
Specifications
19
Heat Pump
21
Part 3 Printed Circuit Board Connector Wiring Diagram
29
Printed Circuit Board Connector Wiring Diagram
30
Indoor Unit
30
Outdoor Unit
33
Part 4 Function and Control
41
Main Functions
42
Frequency Principle
42
Airflow Direction Control
44
Fan Speed Control for Indoor Units
45
Program Dry Operation
46
Automatic Operation
47
Thermostat Control
48
NIGHT SET Mode
49
ECONO Operation
50
2-Area INTELLIGENT EYE Operation
51
INTELLIGENT EYE Operation
53
Inverter POWERFUL Operation
54
Other Functions
55
Function of Thermistor
56
Control Specification
57
Mode Hierarchy
57
Frequency Control
58
Controls at Mode Changing / Start-Up
60
Discharge Pipe Temperature Control
62
Input Current Control
63
Freeze-Up Protection Control
65
Heating Peak-Cut Control
65
Outdoor Fan Control
66
Liquid Compression Protection Function
66
Defrost Control
67
Electronic Expansion Valve Control
68
Malfunctions
71
Forced Operation Mode
72
Standby Electricity Saving
72
Part 5 Operation Manual
73
System Configuration
74
Ftxs20/25/35/42/50G2V1B
75
Remote Control
75
Auto Dry Cool Heat Fan Operation
76
AUTO · DRY · COOL · HEAT · FAN Operation
76
Adjusting the Airflow Direction
78
COMFORT AIRFLOW and INTELLIGENT EYE Operation
80
POWERFUL Operation
83
OUTDOOR UNIT QUIET Operation
84
ECONO Operation
85
TIMER Operation
86
WEEKLY TIMER Operation
88
Atxs20/25/35/42/50G2V1B
93
Remote Control
93
Auto Dry Cool Heat Fan Operation
94
AUTO · DRY · COOL · HEAT · FAN Operation
94
Adjusting the Airflow Direction
96
COMFORT AIRFLOW Operation
98
INTELLIGENT EYE Operation
99
POWERFUL Operation
101
OUTDOOR UNIT QUIET Operation
102
ECONO Operation
103
TIMER Operation
104
Part 6 Service Diagnosis
106
Caution for Diagnosis
107
Troubleshooting with LED
107
Problem Symptoms and Measures
108
Service Check Function
109
ARC452 Series
109
ARC433 Series
112
Troubleshooting
115
Error Codes and Description
115
Indoor Unit PCB Abnormality
116
Freeze-Up Protection Control or Heating Peak-Cut Control
117
Fan Motor (DC Motor) or Related Abnormality
119
Thermistor or Related Abnormality (Indoor Unit)
121
Signal Transmission Error (between Indoor Unit and Outdoor Unit)
122
Unspecified Voltage (between Indoor Unit and Outdoor Unit)
123
Outdoor Unit PCB Abnormality
124
OL Activation (Compressor Overload)
126
Compressor Lock
127
DC Fan Lock
128
Input Overcurrent Detection
129
Four Way Valve Abnormality
130
Discharge Pipe Temperature Control
132
High Pressure Control in Cooling
134
Compressor System Sensor Abnormality
136
Position Sensor Abnormality
138
DC Voltage / Current Sensor Abnormality (20/25/35/42 Class)
141
CT or Related Abnormality (50 Class)
142
Thermistor or Related Abnormality (Outdoor Unit)
144
Electrical Box Temperature Rise
146
Radiation Fin Temperature Rise
148
Output Overcurrent Detection
150
Refrigerant Shortage
152
Low-Voltage Detection or Over-Voltage Detection
155
Signal Transmission Error on Outdoor Unit PCB
157
(50 Class Only)145
157
Signal Transmission Error on Outdoor Unit PCB (50 Class Only)
157
Check
158
How to Check
158
Four Way Valve Performance Check
159
Thermistor Resistance Check
160
Installation Condition Check
161
Discharge Pressure Check
161
Outdoor Fan System Check
162
Power Supply Waveforms Check
162
Capacitor Voltage Check
163
Power Module Check
163
Rotation Pulse Check on the Outdoor Unit Pcb
164
Main Circuit Short Check
165
Indoor Unit
167
Removal of Air Filter
167
Removal of Front Panel
169
Removal of Front Grille
171
Removal of Horizontal Blades / Vertical Blades
174
Removal of Electrical Box
177
Removal of PCB
180
Removal of Indoor Heat Exchanger
185
Removal of Swing Motors
188
Removal of Fan Motor
192
Outdoor Unit - RK(X)S20-35G2V1B, ARXS20-35G2V1B
195
Removal of Outer Panels / Fan Motor
195
Removal of Electrical Box
204
Removal of Thermistors
208
Removal of PCB
210
Removal of Reactor / Partition Plate
213
Removal of Sound Blanket
215
Removal of Four Way Valve
216
Removal of Compressor
219
Outdoor Unit - RK(X)S20-35G2V1B9
221
Removal of Outer Panels / Fan Motor
221
Outdoor Unit - RK(X)S20-35G2V1B9, ARXS20-35G3V1B
221
Removal of Electrical Box
230
Removal of PCB
233
Removal of Reactor / Partition Plate
241
Removal of Sound Blanket
243
Removal of Four Way Valve
245
Removal of Compressor
248
Outdoor Unit - RK(X)S42G2V1B, ARXS42G2V1B
250
Removal of Outer Panels
250
Removal of Electrical Box
252
Removal of PCB
257
Removal of Sound Blanket
262
Removal of Outdoor Fan / Fan Motor
264
Removal of Thermistors
267
Removal of Four Way Valve / Electronic Expansion Valve
268
Removal of Compressor
271
Outdoor Unit - RK(X)S50G2V1B, ARXS50G2V1B
274
Removal of Outer Panels
274
Removal of Outdoor Fan / Fan Motor
278
Removal of Electrical Box
282
Removal of PCB
287
Removal of Sound Blanket / Thermistors
290
Removal of Four Way Valve
292
Removal of Electronic Expansion Valve
293
Removal of Compressor
294
Trial Operation
298
Part 8 Trial Operation and Field Settings
298
Trial Operation
299
Field Settings
300
Field Settings
301
Model Type Setting
301
When 2 Units Are Installed in 1 Room
301
Standby Electricity Saving
302
Facility Setting Jumper and Switch (Cooling at Low Outdoor Temperature)
303
Jumper and Switch Settings
303
Jumper and Switch Settings
304
Application of Silicon Grease to a Power Transistor and a Diode Bridge
305
Part 9 Appendix
306
Piping Diagrams
307
Indoor Unit
307
Outdoor Unit
308
Outdoor Unit
311
Wiring Diagrams
312
Indoor Unit
312
Daikin ARXS20G2V1B Service Manual (27 pages)
Removal Procedure, 2.0/2.5/3.5 kW Class, Outdoor Unit, Inverter, Pair Type, Cooling Only, Heat Pump
Brand:
Daikin
| Category:
Air Conditioner
| Size: 2.02 MB
Table of Contents
Table of Contents
3
Removal of Outer Panels / Fan Motor
4
Removal of Electrical Box
12
Removal of Thermistors
15
Removal of PCB
16
Removal of Reactor / Partition Plate
18
Removal of Sound Blankets
20
Removal of Four Way Valve
21
Removal of Compressor
24
Daikin ARXS20G2V1B Installation Manual (15 pages)
Brand:
Daikin
| Category:
Air Conditioner
| Size: 1.55 MB
Table of Contents
Safety Precautions
3
Precautions for Selecting the Location
4
Outdoor Unit Installation Drawings
5
Precautions on Installation
6
Outdoor Unit Installation
6
Standby Electricity Saving
10
Pump down Operation
11
Facility Setting (Cooling at Low Outdoor Temperature)
11
Test Run and Final Check
13
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