GE PTV15SAMR, Technician Service Manual, Page: 30 / 85

Page 30
IX. FAILURE DIAGNOSIS
Repair the contacting point. The contacting point being poor?
Is the circuit of compressor coil
normal?
Inspection of the
frosted cooler
Poorly defrosted
Refer to the method of non-
defrost
Ice beads or serious frost formed in the
cooler chamber
Freon leakage
Inspection of freon
leakage
Non-defrost
Poor location be repaired.
Replace the compressor, drying
filter. Clean the freon circuit.
Clogged by impurities
Replace the clogged parts.
Replace the drying filter. Clean
the freon circuit.
Yes
Replace the compressor and
drying filter
Abnormal
No
* Remove the pin from the connecting point and
check if it has turned into black.
* Check the circuit of main coil, auxiliary coil and
resistance value.
Check the leakage
location
* When the inner side of compressor is
too dirty, it must be replaced.
Defective freon circuit
Freon circuit
clogged
No freon leakage
Poor compression of
the compressor
Replace the compressor, drying
filter
Clean the freon circuit
The lower pressure tube of
compressor fails to suck the air.
Yes