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LSQWRF35VM/NaA-M
Gree LSQWRF35VM/NaA-M Manuals
Manuals and User Guides for Gree LSQWRF35VM/NaA-M. We have
3
Gree LSQWRF35VM/NaA-M manuals available for free PDF download: Service Manual, Installation, Start-Up And Maintenance Manual
Gree LSQWRF35VM/NaA-M Service Manual (139 pages)
Modular-type Air-cooled (Heat Pump) Chiller
Brand:
Gree
| Category:
Chiller
| Size: 10.98 MB
Table of Contents
Table of Contents
2
1 Safety Notice
6
2 Preface
6
3 Product Information
6
Instroduction
6
Lineup
6
Model Number Nomenclature
7
Product Features
7
Nominal Operating Conditions
8
Operation Range
8
Unit Performance Curves
8
Working Principle
10
Principle Diagrams
10
Techinical Parameters List
10
Electrical Parameters
10
Performance Parameters Table
11
Scope of Supply
12
Selection Statement
12
Selection Procedures
12
4 Unit Control
18
Schematic Diagram
18
Operation Flowchart
20
Cooling
20
Heating
21
Key Control Logics
22
Cooling Control
22
Heating Control
22
Automatic Anti-Freezing Operation
23
Control to the Compressor
23
Control to the Fan
23
Control to the 4-Way Valve
23
Control to the Water Pump
23
Control to the Electronic Expansion Valve
23
Protection
23
General Introduction
24
Homepage
25
Menu Page
26
Introduction to the Pop-Up Windows
27
Backlight
28
Operation Instructions
28
On/Off
28
Functions
29
Parameter
39
Information
40
E-Clear
51
General
52
Setup of Toggle Switches on the Motherboard
56
Smart Management System
57
Long-Distance Monitoring/Bms Interface
57
Network of the Long-Distance Monitoring System
58
Hardware
59
Model Selection Instructions
60
5 Unit Installation
63
Installation Flowchart
63
Preparations before Installation
64
Precautions for Installation
64
Importance of Installation
65
Selection of Installation Materials
66
Tools
72
Cutting and Finishing Tools
72
Measuring Tools
72
Installation Instructions
74
Outline Dimensions
74
Precautions for Installation
75
Installation Environment
75
Installation and Service Space
76
Installation Foundation
76
Handling and Lifting
77
Piping and Insulation
78
Installation of the Water System
78
Requirements on Piping
81
Installation of the Expansion Tank
89
Installation of Condensate Pipes
91
Electric Wiring
93
Safety Precautions
93
Control Concept
93
Specification of Power Cord and Air Switch
95
Wiring of the Electric Control Cabinet
95
Filed Wiring
96
Networking and Wiring between Units
99
Electric Wiring Digram
101
Jumpers
103
6 Commissioning
103
Flowchart of Commissioning
103
Safety Precautions for Commissioning
104
Preparation before Commissioning
104
Documents
104
Tools
104
Check before Commissioning
105
Initial Run
106
Check for Initial Run
106
7 Repair
108
Error List
108
Flow Chart of Troubleshooting
111
Power Distribution
116
Power Distribution Logic
116
Introduction to the Main Electric Element
117
Replacement of Main Parts
117
Brief Introduction
117
Replacement Instructions
118
Routine Repair
133
Repairs to Refrigerant Leakage
133
Air Removal
134
Exploded Views and Part Lists
135
8 Maintenance
135
Significant of Maintenance
135
Maintenance Items
135
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Gree LSQWRF35VM/NaA-M Service Manual (120 pages)
A series modular air-cooled chiller (heat pump)
Brand:
Gree
| Category:
Chiller
| Size: 30.94 MB
Table of Contents
Table of Contents
2
1 Product Information
7
Introduction
7
Lineup
7
Nomenclature
7
Product Features
8
Nominal Operating Conditions
8
Operation Range
9
Performance Correction Curves
9
Working Principle
10
Technical Parameters
14
Electrical Parameters
14
Performance Parameters
15
Scope of Supply
17
2 Unit Control
19
Schematic Diagram
19
Operation Flowchart
21
Cooling
21
Heating
22
Key Control Logics
23
Cooling Control
23
Heating Control
23
Control to the Compressor
24
Control to the Fan
24
Control to the 4-Way Valve
24
Control to the Water Pump
24
Control to the Electric Expansion Valve
24
Protection
24
Introduction to Controller
25
Smart Management System
25
Long-Distance Monitoring/Bms Interface
25
Network of the Long-Distance Monitoring System
25
Hardware
26
Model Selection Instructions
27
3 Unit Installation
30
Installation Flowchart
30
Preparations before Installation
31
Precautions for Installation
31
Importance of Installation
32
Installation Instructions
33
Outline Dimensions
33
Precautions for Installation
37
Installation Environment
37
Installation and Service Space
37
Installation Foundation
38
Handling and Lifting
38
Placement of the Main Unit
39
Piping and Insulation
39
Installation of the Water System
39
Requirements on Piping
41
Installation of the Expansion Tank
43
Installation of Condensate Pipes
44
Electrical Connection
46
Safety Precautions
46
External Connection
46
Specification of Power Supply
51
Wiring of the Electric Control Cabinet
51
Field Wiring
53
Networking and Wiring between Units
55
Electric Wiring Digram
58
Jumpers
65
4 Test Operation, Troubleshooting and Maintenance
67
Commissioning
67
Flowchart of Commissioning
67
Safety Precautions for Commissioning
67
Preparation before Commissioning
67
Check before Commissioning
67
Check for Initial Run
68
Troubleshooting
70
Diagnostics
70
Flow Chart of Troubleshooting
72
Power Distribution
78
Power Distribution Logic
78
Introduction to Main Electric Elements
78
Main Board
79
Replacement of Main Parts
81
Brief Introduction
81
Replacement Instructions
82
Routine Maintenance
103
Repairs to Refrigerant Leakage
103
Air Removal
104
Exploded Views and Part Lists
105
Maintenance
117
Requirements for Maintenance
117
Freeze Protection in Winter
119
Gree LSQWRF35VM/NaA-M Installation, Start-Up And Maintenance Manual (39 pages)
Inverter Modular Air-cooled Chiller Heat Pump
Brand:
Gree
| Category:
Heat Pump
| Size: 6.96 MB
Table of Contents
Table of Contents
3
1 Safety Notices
5
2 General Introduction
10
Product Features
11
Principle Diagrams
12
3 Operation Range
12
4 Outline Dimensions
13
5 Installation Instructions
14
Pre-Check
14
Acceptance Check
14
Handling and Lifting
15
Installation Foundation and Service Space
16
Vibration Reduction
17
Installation of the Water System
18
6 Introduction to the Display Panel
20
7 Electric Wiring
20
External Wiring of the Electric Control Cabinet
20
Specification of Power Cord and Air Switch
21
Wiring of the Electric Control Cabinet
22
Filed Wiring
22
Networking and Wiring between Units
24
Setup of Toggle Switches on the Motherboard
25
Jumpers
26
8 Commissioning and Maintenance
27
Check before Startup
27
Requirements on Water Quality and Cleaning
27
Trial Run
29
Routine Startup/Shutdown
29
Maintenance to the Main Parts
30
Maintenance During Long-Term Downtime
30
Startup after Long-Term Shutdown
30
Parts Replacement
30
Refrigerant Charging
31
Removal of the Compressor
31
Freeze Protection
32
Rountine Maintenance
32
Precautions
33
9 Troubleshooting and After-Sales Service
34
Troubleshooting Measures
34
After-Sales Service
36
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