Water leakage
Indoor Fan Contact other part
Foreign object in indoor unit
compressor vibrate to much
pipes of outddor unit touch each other
Touch of inner metal plate
Blade of outdoorunit touch the housing
abnormal sound inside compressor
abnormal electromagnetic sound from 4-
way valve when heating
Re-wrap and make it tight.
Adjust fan location.
Take out the foreign object.
Adjust support washer of compressor, and
tighten loosen screws.
1. Tighten connect screw.
2. Stick absorbing clay between plates.
Adjust location of louver.
Change compressor.
Circuit-short inside solenoid of the valve
and change the solenoid valve.
39