Cooper & Hunter CN850W0190 Manuals

Manuals and User Guides for Cooper & Hunter CN850W0190. We have 1 Cooper & Hunter CN850W0190 manual available for free PDF download: Service Manual

Cooper & Hunter CN850W0190 Service Manual (126 pages)

COMPACT MULTI VRF UNIT

Brand: Cooper & Hunter | Category: Air Conditioner | Size: 8 MB

Table of Contents
2
Product List
4
Product Features
4
Specifications
6
Abundant Indoor Units
6
Product Capacity Correction
7
Rated Conditions
7
Operating Range
7
Correction Factor of Heating Capacity
8
Correction Factor of Pipe Length and Height Difference
8
Symbol Description
8
Principle of Operation
9
Variance Ratio of Cooling Capacity
9
Variance Ratio of Heating Capacity
9
System Flowchart
9
Control
11
Units Control
12
Mentality of Units’ Control
12
Schematic Diagram of Units’ Control
12
Interpretation on the Schematic Diagram
12
Input and Output Controlled Variables
13
Drive Control System
13
Three-Phase Power Unit
13
Functions of Various Modules
14
Operation Flowchart of the Unit
14
Operation Flowchart of the Indoor Unit
14
Cooling Operation
15
Air Supply Operation
15
Heating Operation
16
Dry Operation
17
Cooling Running
17
Operation Flowchart of the Outdoor Unit
18
Heating Running
19
Wired Controller
20
Control Panel
20
Instruction to Functions of Buttons
23
Installation and Removal of Wired Controller
24
Installation Dimensions
24
Selection Requirement of Communication Wire
24
Installation Requirement
25
Connection Requirement
25
One Wired Controller Controls Multiple Indoor Units Simultaneously
25
Wiring Instructions
26
Two Wired Controllers Control One Indoor Unit
26
Installation Method
27
Removal Method
28
Engineering Test
28
Mater IDU Settings
28
User Parameter Query
28
User Parameter Settings
29
Mode Setting
32
Temprature Setting
32
Fan Speed Setting
33
Timer Setting
33
General Timer
33
Clock Timer
34
Set Timer
34
Cancel Timer
34
Left & Right Swing Function
36
Quiet Function
36
Turn on Quiet Function
36
Turn off Quiet Function
36
Sleep Setting
37
Air Setting
38
Light On/Off Setting
38
Save Setting
39
Filter Clean Reminder Setting
40
X-Fan Setting
42
Out Setting
42
Child Lock Function
42
Gate-Control Function
42
Error Display
43
Table of Error Codes for Outdoor Unit
43
Table of Error Codes for Indoor Unit
45
Table of Debugging Codes
45
Remote Controller
46
Remote Controller YAD1F
46
User Notes
46
Button Name and Function Introduction
47
Button Name and Function Introduction (Outside)
47
Button Name and Function Introduction (Inside)
47
Installation
50
Installation
51
Tools and Equipment for Installation and Maintenance
51
Installtion Key Points and Importance
53
Installation Materials Selection
55
Refrigerant Piping
55
Condensate Water Pipe
55
Insulation Material
55
Communication Cable and Control Cable
56
Power Cable
57
Air Switch and Power Supply
57
Installation of Outdoor Unit
58
Hanger Rod and Support
58
Check before Installation
58
Selection of Installation Site
58
Fixing and Damping of Unit
59
Mounting Hole Physical Dimension
60
Obstructions in the Air Inlet
61
No Obstructions above the Unit
61
Obstructions above the Unit
61
Installation of Indoor Unit
62
Installation of Cassette Type Indoor Unit
62
4-Way Cassette Type
62
1-Way Cassette Type
63
Installation of Duct Type Indoor Unit
64
Low Static Pressure Duct Type
64
Slim Duct Type
67
Outline Dimensions
67
High Static Pressure Duct Type
68
Installation of Floor Ceiling Type Indoor Unit
69
Floor Type
70
Ceiling Type
70
Installation of Wall-Mounted Indoor Unit
70
Installation Notice
71
Excursus
72
Schedule of Refrigerant Characteristic
72
Maintenace
74
Trouble Table
75
Error Code of Protection
75
Error Code of Limiting Frequency Reduction Protection
76
Operation Code
76
Flow Chart of Trouble Shooting
79
High-Pressure Protection
80
Low-Pressure Protection
81
Exhuast Tempe Rature Protection
82
Refrigerant Protection
83
Communication Malfunction
84
Communication Error
84
Water-Full Protection
85
Fault Display
85
Temperature Sensor Error
86
High/Low-Pressure Sensor Error
87
No Energization to the Unit and Mainboard
88
Deenergizing of Unit and Mainboard
88
IPM High Temperature Protection
89
DC Bus High Voltage Protection
89
DC Bus Low Voltage Protection
90
Open Phase Protection
90
Phase-Lacking Protection of Power
91
Desynchronizing Protection of Inverter Compressor
91
Malfunction of Jumper
92
IPM Module Protection Error
93
Power Distribution
94
Diagram of Power Distribution
94
Introduction of Main Electric Parts of Inverter System
95
Wiring Diagram
97
Disassembly and Assembly Procedure of Main Parts
98
Introduction of Key Parts
98
Removal of Key Parts
101
Removal Operation for Panel
101
Removal Operation for Blade
102
Removal Operation of Compressor
104
Removal Operation for Eletronic Expansion Valve
108
Removal Operation of Gas Liquid Separator
111
Common Maintenance
114
System Leak Hunting
114
Vacuum Drying for the System
114
Selection Requirement for the Vaccum Pump
114
Airtightness Test
115
Importance of Airtightness Test
115
Operation Procedure for the Airtightness Test
116
Cautions
116
Fill and Charge Refrigerant
116
Operation Procedure for Adding Refrigerant
117
Length of Liquid Pine
117
Connection Pipe Size
118
Exploded View of Unit and Parts List
119

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Cooper & Hunter CN850W0190 Service Manual (126 pages)

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