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DHW18CMB21S
Johnson Controls DHW18CMB21S Manuals
Manuals and User Guides for Johnson Controls DHW18CMB21S. We have
1
Johnson Controls DHW18CMB21S manual available for free PDF download: Service Manual
Johnson Controls DHW18CMB21S Service Manual (58 pages)
"W" SERIES 18K - 24K INVERTER-DRIVEN AIR CONDITIONING UNITS
Brand:
Johnson Controls
| Category:
Air Conditioner
| Size: 15 MB
Table of Contents
Important Notice
2
Table of Contents
3
Important Safety Instructions
4
1 Features and Summary
9
3 Outline Dimension Diagram
14
4 Refrigerant System Diagram
15
5 Electrical Parts
16
Wiring Diagram
16
PCB Printed Diagram
18
Service Manual
19
6 Function and Control
20
Fan Mode
21
Protection Function
21
Overcurrent Protection
22
Ipm Protection
22
7 Troubleshooting
23
Flashing LED of Indoor/Outdoor Unit and Primary Judgment
23
Malfunction Checking and Elimination
24
Maintenance Method for Normal Malfunction
37
8 Removal Procedures
39
Appendix
52
Appendix 1: Reference Sheet of Celsius and Fahrenheit
52
Appendix 3: Pipe Expanding Method
53
Appendix 4: List of Resistance for Ambient Temperature Sensor
54
Support Contact Information
57
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