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RX20JV1B
Daikin RX20JV1B Manuals
Manuals and User Guides for Daikin RX20JV1B. We have
3
Daikin RX20JV1B manuals available for free PDF download: Service Manual, Installation Manual
Daikin RX20JV1B Service Manual (116 pages)
Inverter Pair Wall Mounted Type J-Series
Brand:
Daikin
| Category:
Heat Pump
| Size: 2.43 MB
Table of Contents
Table of Contents
3
Introduction
6
Safety Cautions
6
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
24
Indoor Unit
25
Outdoor Unit
27
Part 4 Function and Control
29
Main Functions
30
Temperature Control
30
Frequency Principle
30
Airflow Direction Control
32
Fan Speed Control for Indoor Unit
33
Program Dry Operation
34
Automatic Operation
35
Thermostat Control
36
NIGHT SET Mode
37
ECONO Operation
37
Inverter POWERFUL Operation
38
Clock Setting
38
Other Functions
39
Function of Thermistor
40
Control Specification
41
Mode Hierarchy
41
Frequency Control
41
Controls at Mode Changing / Start-Up
43
Discharge Pipe Temperature Control
44
Input Current Control
45
Freeze-Up Protection Control
46
Heating Peak-Cut Control
46
Outdoor Fan Control
47
Liquid Compression Protection Function
47
Defrost Control
48
Electronic Expansion Valve Control
49
Pressure Equalizing Control
50
Malfunctions
52
Part 5 Remote Controller
53
Remote Controller
54
Mode Button
55
Part 6 Service Diagnosis
56
Troubleshooting with LED
57
Indoor Unit
57
Outdoor Unit
57
Problem Symptoms and Measures
58
Service Check Function
59
Troubleshooting
62
Error Codes and Description
62
Indoor Unit PCB Abnormality
63
Freeze-Up Protection Control or Heating Peak-Cut Control
64
Fan Motor (DC Motor) or Related Abnormality
65
Thermistor or Related Abnormality (Indoor Unit)
67
Refrigerant Shortage
68
Low-Voltage Detection or Over-Voltage Detection
70
Signal Transmission Error (between Indoor Unit and Outdoor Unit)
72
Unspecified Voltage (between Indoor Unit and Outdoor Unit)
74
Outdoor Unit PCB Abnormality
75
OL Activation (Compressor Overload)
76
Compressor Lock
78
DC Fan Lock
79
Input Overcurrent Detection
80
Four Way Valve Abnormality
81
Discharge Pipe Temperature Control
83
High Pressure Control in Cooling
84
Compressor System Sensor Abnormality
85
Position Sensor Abnormality
86
DC Voltage / Current Sensor Abnormality
88
Thermistor or Related Abnormality (Outdoor Unit)
89
Electrical Box Temperature Rise
91
Radiation Fin Temperature Rise
92
Output Overcurrent Detection
94
Check
96
Thermistor Resistance Check
96
Fan Motor Connector Output Check
97
Power Supply Waveforms Check
98
Electronic Expansion Valve Check
98
Four Way Valve Performance Check
99
Inverter Units Refrigerant System Check
99
Inverter Analyzer Check
100
Rotation Pulse Check on the Outdoor Unit PCB
101
Installation Condition Check
102
Discharge Pressure Check
102
Outdoor Fan System Check
103
Main Circuit Short Check
103
Power Module Check
104
Part 7 Tips for Servicing
105
Tips for Servicing
106
Pump down Operation
106
Forced Cooling Operation
106
Trial Operation
107
Field Settings
108
When 2 Units Are Installed in 1 Room
108
Jumper Settings
108
Silicon Grease on Power Transistor / Diode Bridge
109
Part 8 Appendix
110
Piping Diagrams
111
Indoor Unit
111
Outdoor Unit
112
Wiring Diagrams
113
Indoor Unit
113
Outdoor Unit
113
Removal Procedure (Booklet No.)
114
Revision History
115
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Daikin RX20JV1B Service Manual (30 pages)
Brand:
Daikin
| Category:
Heat Pump
| Size: 3.66 MB
Table of Contents
Table of Contents
3
Removal of Outer Panels (Pattern 1)
4
Removal of Outer Panels (Pattern 2)
6
Removal of Outdoor Fan / Fan Motor
10
Removal of Electrical Box / Pcbs
12
Removal of Sound Blankets
23
Removal of Electronic Expansion Valve ASSY
25
Removal of Four Way Valve
26
Removal of Compressor
28
Daikin RX20JV1B Installation Manual (16 pages)
R410A Split Series
Brand:
Daikin
| Category:
Air Conditioner
| Size: 1 MB
Table of Contents
Installation Manual
1
Safety Precautions
3
Precautions for Selecting the Location
4
Outdoor Unit Installation Drawings
5
Precautions on Installation
6
Outdoor Unit Installation
6
Installation Guidelines
6
Installing Outdoor Unit
6
Flaring the Pipe End
7
Refrigerant Piping
7
Purging Air and Checking Gas Leakage
8
Refrigerant Piping Work
9
Pump down Operation
10
Test Run and Final Check
13
Trial Operation and Testing
13
Test Items
13
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