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CN851W1730
Gree CN851W1730 Manuals
Manuals and User Guides for Gree CN851W1730. We have
1
Gree CN851W1730 manual available for free PDF download: Service Manual
Gree CN851W1730 Service Manual (207 pages)
Brand:
Gree
| Category:
Heating System
| Size: 15 MB
Table of Contents
Table of Contents
3
Preface
5
Safty Precautions
5
Chapter 1 Introduction to Basic Features of Units
11
Basic Operating Principle
11
Internal Piping Design of the Units
12
Basic Parameters of Unit
16
Electrical Parameters
19
Optional Accessories
21
Basic Requirement for Pipe Connection
21
Precautions on Refrigerant Leakage
23
Unit Operating Temperature
24
Chapter 2 Installation
27
Part 1 Engineering Installation Preparation
27
Installation Safety
27
Importance of Installation Engineering
27
Cooperation between Different Professions
28
Onsite Review of Design Drawing
31
Construction Organization Process
32
Part 2 Material Selections
33
Requirement for Selecting Construction Materials
33
Requirement for Selecting Major Materials
33
Part 3 Installation Space Requirements
35
Place Selection for Installing Odu
35
Odu Dimensions and Installation Hole Size
35
Part 4 Requirements on Foundation Installation
43
Odu Foundation
43
Odu Fixing
44
Vibration Reductions for Odu
44
Part 5 Piping Connection
45
Schematic Diagram of Piping Connection
45
Schematic Diagram of Piping Sequence
45
Allowable Pipe Length and Drop Height Among Idu and Odu
46
Connection Pipe Among Odu Modules
47
Size Requirment for Fitting Pipe and Branch
48
Part 6 Pipe Installation and Insulation
53
Pipe Installation for the Cooling System
53
Pipe Installations for the Condensate Water System
61
Insulation System
64
Part 7 Electric and Controller Installation
66
Precaution
66
Installation of the Power Cable
67
Installation of the Communication System
71
Part 8 Vacuumization and Desiccation for the Refrigerant System
81
Air-Tightness Test
81
Vacuumization and Desiccation for the System
82
Part 9 Refrigerant Perfusion
84
Calculation Method for Perfusing Refrigerant
84
Method for Perfusing Refrigerant
85
Chapter 3 Commissioning Operation
90
Part 1 Security Requirements
90
Precautions for Construction
90
Precautions for the Use of Refrigerants
90
Function Settings of Odus
90
Part 2 Commissioning Process
101
Necessity of Vrf Engineering Commissioning
101
Required Files and Tools for Engineering Debugging
101
Engineering Commissioning Procedures
102
Chapter 4 Maintenance
121
Part 1 Failure Code Table
121
System Failure Code Table
121
Odu Leds Table
125
Part 2 Exceptions and Troubleshooting
127
How to Locate a Faulty Idu Promptly
127
Exceptions Analyzing and Troubleshooting
128
Part 3 Key Parts Maintenance
147
Cautions on Controller Replacement
147
Compressor Replacement and Cautions
150
Cautions on Compressor Drive Board and Pfc Board Replacement
165
Assembling and Disassembling Key Parts of Odus
170
Unit Maintenance
182
Part 4 Appendixes
183
Minutes about a Debug Solution Confirmation Meeting
183
Visual Inspection Checklist of the Debug System
183
Debug Parameter Record List
184
Common Parameter Lists
185
Exploded Views and Spare Part List
196
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