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FGR20/C-M
Cooper & Hunter FGR20/C-M User Manual
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Duct
T
ype Split
Air
Conditioner
Service Manual
Сooper&Hunter
International
Corporation
(USA)
2
Table of Contents
Default Chapter
2
Table of Contents
2
Product
5
Models List
5
Nomenclature
5
Function
6
Product Data
7
Product Data at Rated Condition
7
Operation Range
14
Piping Diagram
15
Cooling Only
15
Heat Pump
16
Control
19
Operation Flowchart
19
Cooling/Dry Operation
19
Heating Operation
20
Main Logic
20
Cooling
21
Dry Mode
21
Heating Mode
22
Defrosting
23
Fan Mode
23
Wireless Remote Controller
23
Operation View
23
Display View
25
Wired Remote Controller
27
Operation View
27
Display View
28
Dimension
29
Installation
29
Centralized Controller
31
Centralized Controller-Not with Week Timer
31
Centralized Controller-Week Timer
32
Field Setting
35
Control Wiring Design
36
Installation
38
Indoor Unit Installation
38
Before Installation
38
Installation Site
38
Dimension Data
38
Installation Clearance Data
39
Drain Piping Work
40
Outdoor Unit Installation
40
Before Installation
40
Installation Site
40
Dimension Data
41
Installation Clearance Data
42
Refrigeration Piping Work
42
Refrigeration Piping Work Procedures
42
Cautions for Connecting Pipes
43
Specification of Connection Pipe
43
Electric Wiring Work
44
Wiring Principle
44
Electric Wiring Design
44
Specification of Power Supply Wire and Air Switch
46
Maintenance
48
Trouble Table
48
Flow Chart of Troubleshooting
50
E1 Compressor High Pressure Protection
50
E3 Compressor Low Pressure Protection
51
E4 Compressor Discharge Temp. Protection
52
E5 Overcurrent Protection (Compressor Overloading Protection)
52
E6 Communication Error
53
E8 Overload of Indoor Fan
54
F0 Failure of Indoor Room Sensor at Air Intake
54
F1 Failure of Evaporator Temp. Sensor
55
F2 Temperature Sensor Error of Condenser
55
Wiring Diadram
56
Disassembly and Assembly Procedure of Main Parts
63
Exploded Views and Part List
66
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Cooper & Hunter FGR20/C-M Specifications
General
Brand
Cooper & Hunter
Model
FGR20/C-M
Category
Air Conditioner
Language
English
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