Maintenance Q&A 1Z

Q&A for Midea Air Conditioner Repair; How to Troubleshoot the Fault of Automatic On/Off of Air Conditioners?

Fault Phenomenon: Automatic on/off, sometimes it turns on and sometimes it doesn't. (Beijing York Air Conditioner Repair Phone Number)

Troubleshooting Process: This type of fault, analyzed from its nature, also falls within the scope of soft faults, with two possible causes. One is insufficient power supply caused by the indoor unit transformer, leading to a drop in the working voltage of the indoor unit computer board. The other is due to the emergency switch of the indoor unit computer board sticking internally. This can be resolved by replacing the emergency switch of the indoor unit computer board. (Beijing Mitsubishi Air Conditioner After-sales Service Phone Number)

Repair Measures: Replace the emergency switch of the indoor unit computer board, and the machine returns to normal operation.

Summary: Pay attention to the function of the emergency switch and the characteristics of faults that may arise accordingly.