Service Guide
Manuals
Brands
Haier Manuals
Air Conditioners
Air Conditioner Cooling Area, Adjustable Air Direction
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Table Of Contents
1. Feature
2. Specification
3. Dimension
4. Piping diagram
5. Wiring diagram
6. Electric characteristics
7. Air velocity and temperature distribution
8. Sound pressure level
9. Installation
9.1 Parts and functions
9.2 Safety
9.3 Emergency Running & Test operation
9.4 Maintenance
9.5 Fault Checkup
9.6 Installation Procedures
9.7 Electrical Wiring
10. PCB Photo
11. Dip switch setting
12. Indoor unit control
13. Failure code
14. Troubleshooting
15. Capacity
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[12] No 50Hz zero passage signal
Check if the
transformer is well
Replace
transformer
Reconnect
Replace PCB
Ye
s
Ye
s
No
No
Check if the wiring of the
wired controller connect well
1
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