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Water leakage
Abnormal sound and
vibration
Blockage or breakage of drainage hose
Wrap of refrigerant pipe connector is not
tight enough
Fan of indoor unit contacts other parts
There is foreign substance in indoor unit
Compressor shakes too much
The pipes of the outdoor unit touch each other
Touch of inner boards
The outdoor unit fan blade touches the shell
There is abnormal sound in the compressor
Abnormal electromagnetic sound inside
four-way valve when heating
Replace the drainage hose
Re-wrap and make it tight
Adjust the fan position
Take out the foreign substance
Adjust the supporting pad of the compressor and
fasten the loosened bolts
Separate the pipes that touch each other
1. Tighten connecting screws
2. Stick shock-absorbing clay between boards
Adjust louver position
Replace the compressor
Circuit-short inside solenoid valve and change the
solenoid valve
—103—
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