- 70 -
Error number
Errors
Meaning
Main cause of occurrence
32
(321)
Inverter compres-
sor 1, 2 discharge
temperature
excessive
increase
Compressor off caused by
an excessive increase of an
Inverter compressor 1, 2
discharge temperature
1. Inverter compressor 1, 2 discharge pipe temperature
sensor defect
2. Refrigerant shortage/ Leakage
3.EEV failure
4.Liquid spray valve failure
n
Failure diagnosis method
Is the amount of
refrigerant normal?
[Refrigerant side]
Is there any evidence
of a pipe leakage
or cracks?
Refrigerant recharge after
welding and re-connecting the
correspond part
Correspond compressor
discharge temperature sensor
replacement
Take action after checking
other parts and operation
environment
EEV replacement
Refrigerant amount
correction (Additional
seal-in)
Is the sensor resistance
value normal while in off?
[Note 1]
Is EEV normal?
[Electronic side]
Strainer replacement
Is there any pipe
clogging (Strainer etc)
phenomenon?
No
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Error code check