Air Conditioner Is Leaking; Abnormal Sound And Vibration - Gree ETAC2-07HC230VA-A Service Manual

Service Manual

6.Air Conditioner is Leaking

Possible Causes
Drainage duct is blocked
Air conditioner isn't inclined
outwards

7.Abnormal Sound and Vibration

Possible Causes
When turn on or turn off the unit,
the panel and other parts will
expand and there's abnormal
sound
When turn on or turn off the unit,
there's abnormal sound due
to flow of refrigerant inside air
conditioner
Foreign objects inside the unit or
there're parts touching together
inside the unit
Abnormal shake of compressor
Abnormal sound inside the
compressor
Installation and Maintenance
Discriminating Method (Air conditioner Status)
There's water leakage at indoors
There's water leakage at indoors
Discriminating Method (Air conditioner Status)
There's the sound of "PAPA"
Water-running sound can be heard
There's abnormal sound fro the unit
Outdoor unit gives out abnormal sound
Abnormal sound inside the compressor
Troubleshooting
Eliminate the obstacles inside the drainage
duct.
The complete unit should incline outwards about
3º.
Troubleshooting
Normal phenomenon. Abnormal sound will
disappear after a few minutes.
Normal phenomenon. Abnormal sound will
disappear after a few minutes.
Remove foreign objects. Adjust all parts'
position of unit, tighten screws and stick
damping plaster between connected parts.
Adjust the support foot mat of compressor,
tighten the bolts.
If add too much refrigerant during maintenance,
please reduce refrigerant properly. Replace
compressor for other circumstances.
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