Huawei NetCol5000-A050 User Manual page 257

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Symptom
The
compressor
switch trips
abnormally
.
The electric
heating
belt of the
crankcase
does not
heat.
The electric
heating
belt of the
crankcase
does not
stop
heating.
Issue 08 (2021-09-17)
Possible Cause
The switch is faulty.
1. The electric heating belt of
the crankcase is
disconnected abnormally.
2. The fuse has blown.
3. The electric heating belt of
the crankcase is short-
circuited abnormally, and
the fuse has blown.
The relay contacts of the
electric heating belt of the
crankcase are short-circuited.
NO TE
If the fault persists, contact Huawei technical support.
Copyright © Huawei Technologies Co., Ltd.
10 Troubleshooting
Solution
Replace the compressor switch.
1. Replace the electric heating
belt of the crankcase.
2. Replace the fuse.
3. Replace the electric heating
belt of the crankcase and the
fuse.
Replace the electric heating belt
of the crankcase relay.
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