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CN851W4090
Gree CN851W4090 Manuals
Manuals and User Guides for Gree CN851W4090. We have
2
Gree CN851W4090 manuals available for free PDF download: Service Manual
Gree CN851W4090 Service Manual (229 pages)
Mini DC Inverter VRF Units
Brand:
Gree
| Category:
Inverter
| Size: 21 MB
Table of Contents
Table of Contents
2
Chapter 1 Product
4
Unit List
4
Parameters
4
The Range of Production Working Temperature
5
Chapter 2 Commissioning
6
Commissioning Process
6
Safety Requirements
6
Unit Commissioning
7
Unit Function Settings
21
Chapter 3 Faults
39
Error Indication
39
Troubleshooting
43
Non-Fault Type Troubleshooting
165
Chapter 4 Maintenance
168
Precautions for Refrigerant Leakage
168
Vacuum Pumping, Refrigerant Adding
168
Inspection of Key Parts
171
Replacement of Key Unit Parts
200
Explosive View and Parts List
211
Appendixes
213
Appendix 1 Temperature Senor Resistance and Temperature Relationship Table
213
Appendix 2 Refrigerant Temperature and Pressure Table
220
Appendix 3 Pressure Sensor Voltage and Pressure Table
221
Appendix 4 Electric Specifications
224
Appendix 5 Circuit Diagram
226
Appendix 6 Schematic Diagram
227
Appendix 7 Names and Functions of Components
228
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Gree CN851W4090 Service Manual (117 pages)
Ultra Heat Mini DC Inverter VRF Units
Brand:
Gree
| Category:
Inverter
| Size: 6 MB
Table of Contents
Table of Contents
2
Safety Instructions
3
Chapter 1 Product
4
Unit List
4
Parameters
4
Temperature Operating Range
5
The Range of Production Working Temperature
5
Chapter 2 Commissioning
6
Commissioning Process
6
Safety Requirements
6
Unit Commissioning
7
After Commissioning
14
Unit Function Settings
17
DIP Switch Settings
17
Function Buttons
19
Function Description
20
Function Operations
20
Chapter 3 Faults
37
Error Indication
37
Troubleshooting
45
Non-Fault Type Troubleshooting
50
Chapter 4 Maintenance
53
Precautions for Refrigerant Leakage
53
Vacuum Pumping, Refrigerant Adding
53
Pressure Testing
53
Vacuum Setup
54
Additional Refrigerant Charging
55
Inspection of Key Parts
57
Mechanical Inspection
59
Electrical Inspection
59
Temperature Sensors
60
Solenoid Valve
65
Electronic Expansion Valve
67
Pressure Sensor
84
Replacement of Key Unit Parts
86
Key Parts
86
Explosive View and Parts List
97
Appendixes
99
Appendix 1 Temperature Senor Resistance and Temperature Relationship Table
99
Appendix 2 Refrigerant Temperature and Pressure Table
106
Appendix 3 Pressure Sensor Voltage and Pressure Table
107
Appendix 4 Electric Specifications
111
Appendix 5 Circuit Diagram
113
Appendix 6 Schematic Diagram
114
Appendix 7 Names and Functions of Components
115
Appendix 8 YAP1F Remote Special Functions
116
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