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Water leakage
Abnormal sound
and shake
Drainage pipe blocked or broken
Change drainage pipe
Wrap of refrigerant pipe joint is not close
enough.
Re-wrap and make it tight.
Fan of indoor unit contacts other parts. Adjust fan location.
Foreign object in indoor unit
Take out the foreign object.
Com
pressor shakes too much.
Adjust support washer of compressor, and
tighte
n loosen screws.
Touch of pipeline of outdoor unit
Separat
e t
he touching pipeline.
Touch of inner plates
Louver of outdoor unit touched outer
case.
Abnormal sound inside compressor
Change compressor
Adjust location of louver.
1. Tighten connect screw.
2. Stick absorbing clay between plates.
In cool, heat mode,
the outdoor unit and
compressor will not
run.
Controller malfunction (IC20-
03 broken, creepage of parallel
capacitor of relay loop,relay is bro-
ken etc.)
Wire loose or wrong connection
Improper setting of temperature
Change controller
Correctly wire according to the drawing
Adjust setting temp.
Troubleshooting
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