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LI018CI-180P432
Lennox LI018CI-180P432 User Manual
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Service Manual
Models:
LI018CI-180P432 / LI018CO-180P432
LI018HI-180P432 / LI018HO-180P432
(Refrigerant
:
R410A)
2
Table of Contents
Default Chapter
2
Table of Contents
2
Part Ⅰ : Technical Information
4
1 Summary
4
2 Specifications
5
Specification Sheet
5
Operation Characteristic Curve
7
Capacity Variation Ratio According to Temperature
7
Noise Curve
8
Cooling and Heating Data Sheet in Rated Frequency
8
3 Outline Dimension Diagram
9
Indoor Unit
9
Outdoor Unit
10
4 Refrigerant System Diagram
11
5 Electrical Part
12
Wiring Diagram
12
PCB Printed Diagram
14
6 Function and Control
16
Remote Controller Introduction of YV1FB7F
16
Brief Description of Modes and Functions
20
Part Ⅱ : Installation and Maintenance
29
7 Notes for Installation and Maintenance
29
8 Installation
32
Installation Dimension Diagram
32
Installation Parts-Checking
34
Selection of Installation Location
34
Requirements for Electric Connection
34
Installation of Indoor Unit
34
Installation of Outdoor Unit
37
Vacuum Pumping and Leak Detection
38
Check after Installation and Test Operation
38
9 Maintenance
39
Precautions before Maintenance
39
Error Code List
40
Troubleshooting for Main Malfunction
43
Troubleshooting for Normal Malfunction
58
10 Exploded View and Parts List
60
Indoor Unit
60
Outdoor Unit
62
11 Removal Procedure
66
Removal Procedure of Indoor Unit
66
Removal Procedure of Outdoor Unit
71
Appendix
76
Appendix 1: Reference Sheet of Celsius and Fahrenheit
76
Appendix 2: Configuration of Connection Pipe
76
Appendix 3: Pipe Expanding Method
77
Appendix 4: List of Resistance for Temperature Sensor
78
4
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Lennox LI018CI-180P432 Specifications
General
Cooling Capacity
18, 000 BTU/h
Voltage
208/230V
Phase
1
Refrigerant
R-410A
Sound Level (Outdoor Unit)
52 dB(A)
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