Daikin RX71GV1B Manuals

Manuals and User Guides for Daikin RX71GV1B. We have 6 Daikin RX71GV1B manuals available for free PDF download: Service Manual, Installation Manual

Daikin RX71GV1B Service Manual (193 pages)

Inverter Pair Wall Mounted Type G-Series

Brand: Daikin | Category: Heat Pump | Size: 8 MB

Table of Contents
3
Introduction
6
Safety Cautions
6
Used Icons
10
Part 1 List of Functions
11
Functions
12
Part 2 Specifications
13
Specifications
14
Part 3 Printed Circuit Board Connector Wiring Diagram
16
Printed Circuit Board Connector Wiring Diagram
17
Indoor Unit
17
Outdoor Unit
19
Part 4 Function and Control
22
Main Functions
23
Frequency Principle
23
Airflow Direction Control
25
Fan Speed Control for Indoor Units
26
Program Dry Operation
27
Automatic Operation
28
Thermostat Control
29
NIGHT SET Mode
30
HOME LEAVE Operation
31
INTELLIGENT EYE Operation
32
Inverter POWERFUL Operation
33
Other Functions
34
Function of Thermistor
35
Control Specification
36
Mode Hierarchy
36
Frequency Control
37
Controls at Mode Changing / Start-Up
39
Preheating Operation
39
Discharge Pipe Temperature Control
40
Input Current Control
41
Freeze-Up Protection Control
42
Heating Peak-Cut Control
42
Outdoor Fan Control
43
Liquid Compression Protection Function
43
Defrost Control
43
Electronic Expansion Valve Control
45
Pressure Equalization Control
46
Malfunctions
48
Forced Operation Mode
49
Part 5 Operation Manual
50
System Configuration
51
Operation Manual
52
Remote Controller
52
AUTO · DRY · COOL · HEAT · FAN Operation
53
To Stop Operation
53
Adjusting the Airflow Direction
55
POWERFUL Operation
57
OUTDOOR UNIT QUIET Operation
58
HOME LEAVE Operation
59
INTELLIGENT EYE Operation
61
TIMER Operation
63
Part 6 Service Diagnosis
65
Caution for Diagnosis
66
Troubleshooting with LED
66
Problem Symptoms and Measures
67
Service Check Function
68
Troubleshooting
71
Error Codes and Description
71
Indoor Unit PCB Abnormality
72
Freeze-Up Protection Control or Heating Peak-Cut Control
73
Fan Motor (DC Motor) or Related Abnormality
74
Thermistor or Related Abnormality (Indoor Unit)
76
Signal Transmission Error (between Indoor Unit and Outdoor Unit)
77
Unspecified Voltage (between Indoor Unit and Outdoor Unit)
79
Outdoor Unit PCB Abnormality
80
OL Activation (Compressor Overload)
81
Compressor Lock
82
DC Fan Lock
83
Input Overcurrent Detection
84
Four Way Valve Abnormality
85
Discharge Pipe Temperature Control
87
High Pressure Control in Cooling
88
Compressor System Sensor Abnormality
89
Position Sensor Abnormality
90
CT or Related Abnormality
92
Thermistor or Related Abnormality (Outdoor Unit)
94
Electrical Box Temperature Rise
96
Radiation Fin Temperature Rise
98
Output Overcurrent Detection
100
Refrigerant Shortage
102
Low-Voltage Detection or Over-Voltage Detection
104
Signal Transmission Error on Outdoor Unit PCB
105
Check
106
How to Check
106
Fan Motor Connector Output Check
106
Electronic Expansion Valve Check
106
Four Way Valve Performance Check
107
Thermistor Resistance Check
108
Installation Condition Check
109
Discharge Pressure Check
109
Outdoor Fan System Check
110
Power Supply Waveforms Check
110
Inverter Units Refrigerant System Check
110
Capacitor Voltage Check
111
Power Module Check
111
Part 7 Removal Procedure
113
Indoor Unit
114
Removal of Air Filter / Front Panel
114
Removal of Front Grille
117
Removal of Horizontal Blades / Vertical Blades
119
Removal of Electrical Box / PCB / Swing Motor
121
Removal of Indoor Heat Exchanger
127
Removal of Fan Rotor / Fan Motor
130
Outdoor Unit - RX50/60G2V1B
132
Removal of Outer Panels
132
Removal of Fan Motor / Outdoor Fan
136
Removal of Electrical Box
140
Removal of PCB
144
Removal of Sound Blanket / Thermistors
147
Removal of Four Way Valve
149
Removal of Electronic Expansion Valve
150
Removal of Compressor
151
Outdoor Unit - RX71GV1B
154
Removal of Outer Panels
154
Removal of Electrical Box
169
Removal of PCB
173
Removal of Fan Motor
176
Removal of Coils / Thermistors
177
Removal of Sound Blanket
180
Removal of Compressor
183
Part 8 Others
185
Others
185
Trial Operation
185
Field Settings
186
When 2 Units Are Installed in 1 Room
186
Jumper and Switch Settings
186
Application of Silicon Grease to a Power Transistor and a Diode Bridge
187
Part 9 Appendix
188
Piping Diagrams
189
Indoor Unit
189
Outdoor Unit
190
Wiring Diagrams
191
Indoor Unit
191
Outdoor Unit
191

Daikin RX71GV1B Service Manual (130 pages)

Brand: Daikin | Category: Heat Pump | Size: 3 MB

Table of Contents
3
Safety Cautions
6
- Warnings and Cautions Regarding Safety of Workers
  6
- Warnings and Cautions Regarding Safety of Users
  8
Used Icons
11
Part 1 List of Functions

12
- Functions
  13
Part 2 Specifications

14
- Specifications
  15
Part 3 Printed Circuit Board Connector Wiring Diagram

22
- Indoor Unit
  23
- Outdoor Unit
  25
  - RX50/60G2V1B, 71 Class
    25
  - Rx50/60G2V1B9, Rx50/60G3V1B, Rx60G4V1B
    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
  - HOME LEAVE Operation
    37
  - INTELLIGENT EYE Operation
    39
  - Inverter POWERFUL Operation
    40
  - Clock Setting
    40
  - Other Functions
    41
- Function of Thermistor
  42
- Control Specification
  43
  - Mode Hierarchy
    43
  - Frequency Control
    44
  - Controls at Mode Changing / Start-Up
    46
  - Discharge Pipe Temperature Control
    48
  - Input Current Control
    49
  - Freeze-Up Protection Control
    50
  - Heating Peak-Cut Control
    50
  - Outdoor Fan Control
    51
  - Liquid Compression Protection Function
    51
  - Defrost Control
    52
  - Electronic Expansion Valve Control
    53
  - Pressure Equalizing Control
    54
  - Malfunctions
    56
Part 5 Remote Controller

57
- Remote Controller
  58
- Mode Button
  59
Part 6 Service Diagnosis

60
Part 7 Trial Operation and Field Settings

115
- Pump down Operation
  116
- Forced Cooling Operation
  117
- Trial Operation
  118
- Field Settings
  119
- Silicon Grease on Power Transistor / Diode Bridge
  122
Part 8 Appendix

123
- Piping Diagrams
  124
  - Indoor Unit
    124
  - Outdoor Unit
    124
- Wiring Diagrams
  126
  - Indoor Unit
    126
  - Outdoor Unit
    127
  - Revision History
    129

Daikin RX71GV1B Service Manual (128 pages)

Brand: Daikin | Category: Heat Pump | Size: 2 MB

Table of Contents
3
Safety Cautions
6
- Warnings and Cautions Regarding Safety of Workers
  6
- Warnings and Cautions Regarding Safety of Users
  8
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

20
- Indoor Unit
  21
- Outdoor Unit
  23
  - RX50/60G2V1B, 71 Class
    23
  - Rx50/60G3V1B
    25
Part 4 Function and Control

27
- Main Functions
  28
  - Temperature Control
    28
  - Frequency Principle
    28
  - Airflow Direction Control
    30
  - Fan Speed Control for Indoor Unit
    31
  - Program Dry Operation
    32
  - Automatic Operation
    33
  - Thermostat Control
    34
  - NIGHT SET Mode
    35
  - HOME LEAVE Operation
    35
  - INTELLIGENT EYE Operation
    37
  - Inverter POWERFUL Operation
    38
  - Clock Setting
    38
  - Other Functions
    39
- Function of Thermistor
  40
- Control Specification
  41
  - Mode Hierarchy
    41
  - Frequency Control
    42
  - Controls at Mode Changing / Start-Up
    44
  - Discharge Pipe Temperature Control
    46
  - Input Current Control
    47
  - Freeze-Up Protection Control
    48
  - Heating Peak-Cut Control
    48
  - Outdoor Fan Control
    49
  - Liquid Compression Protection Function
    49
  - Defrost Control
    50
  - Electronic Expansion Valve Control
    51
  - Pressure Equalizing Control
    52
  - Malfunctions
    54
Part 5 Remote Controller

55
- Remote Controller
  56
- Mode Button
  57
Part 6 Service Diagnosis

58
Part 7 Trial Operation and Field Settings

113
- Pump down Operation
  114
- Forced Cooling Operation
  115
- Trial Operation
  116
- Field Settings
  117
- Silicon Grease on Power Transistor / Diode Bridge
  120
  - Trial Operation
    120
Part 8 Appendix

121
- Piping Diagrams
  122
  - Indoor Unit
    122
  - Outdoor Unit
    122
- Wiring Diagrams
  124
  - Indoor Unit
    124
  - Outdoor Unit
    124
  - Revision History
    127

Daikin RX71GV1B Installation Manual (17 pages)

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