5-24
5
P15 Insufficient Gas Level Detected
Error Diagnosis2.
Abnormal Detection Method1.
Compressor's current value shows lower than a certain value.
•
The difference between indoor unit heat exchanger temperature and intake temperature is less than 4K.
•
Electronic expansion valve is fully opened.
•
Compressor's discharge temperature exceeds 95°C.
•
Alarm occurs in the following cases:
1-1
Yes
No
1 Adjustment
of
refrigerant
amount
Recharge with
additional refrigerant.
1-2
1-2
Check leakage of refrigeration (leak test)
See what happens.
Yes
No
Replace leaking part
with a new one.
Insufficient gas level
(Check whether or not pressure level is normal.)
SM830281-00_欧州向け R32シングル TD＆SM.indb 24 20/01/09 15:05:24
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