Service manual
28
10.4
Resetting phenomenon often occurs during operation.
(That is automatically entering to the status when power is on.)
The reason is that the instantaneous voltage of main chip is less than 4.5V. Check according to the following
procedure:
Resetting phenomenon often occurs during operation.
After changing indoor PCB, check if the failure realease.
Yes
After changing indoor fan motor, check if the failure realease.
Yes
YES
Yes
Power supply circuit has problems.
Indoor PCB is defective.
10.5
Operation lamp flashes and Timer lamp off.
10.6
Operation lamp flashes and Timer lamp on.
Summary of Contents for 38 KCL012733
Page 1: ...Cover Service Manual AIR CONDITIONER Hi Wall Type 42 38 KCL018R33 42 38QCL018R33...
Page 10: ...Service manual 7 4 Refrigerant cycle diagram Cooling only Heat pump mode...
Page 12: ...Service manual 9 6 Wiring diagram Indoor 42KCL018R33 42QCL018R33...
Page 13: ...Service manual 10 Outdoor 38KCL018R33 38QCL018R33...
Page 41: ...Service manual 6 4 Refrigerant cycle diagram Cooling only Heat pump mode...
Page 43: ...Service manual 8 6 Wiring diagram Indoor 42KCL024R33 42QCL024R33...
Page 44: ...Service manual 9 42KCL030R33 42QCL030R33...
Page 45: ...Service manual 10 Outdoor 38KCL024R33 38KCL030R33...