Huawei NetCol5000-A User Manual page 179

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
Alar Alarm
Alarm
m Severit
ID y
a060 Comp Major
suction
LP
a061 Comp Critical
suction
LP lock
a062 Comp Major
drive
alarm
a063 Comp Critical
drive
comm
failed
Issue 13 (2019-01-15)
Default
Impact
Value
0.25 The alarm
MPa is
generated
, and the
compress
or shuts
down.
0.25 The alarm
MPa is
generated
, and the
compress
or is
locked.
Can not
start the
locked
compress
or.
N/A The alarm
is
generated
, and the
compress
or shuts
down.
N/A The alarm
is
generated
, and the
compress
or shuts
down.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Possible Cause
1. The refrigerant leaks.
2. The solenoid valve is
faulty.
3. The cables to the press
sensor are loose or
damaged.
4. The press displayed is
different from the
actual press.
5. The dryer filter is
blocked.
6. The expansion valve is
blocked.
7. The indoor fans are
faulty.
The a060 comp LP alarm is
generated frequently.
1. The comp driver is
faulty.
2. The comp is faulty.
1. The cables to the comp
driver are loose or
damaged.
2. The comp driver is
faulty.
Solution
1. Check for any
leakages. Fill
refrigerant after
maintenance or
replacement.
2. Maintain or replace the
solenoid coil or the
solenoid valve.
3. Check the cables to the
press sensor.
4. Calibrate or replace
the press sensor.
5. Maintain or replace the
dryer filter.
6. Maintain or replace the
expansion valve.
7. Maintain or replace the
indoor fans.
Refer to the solutions for
the a060 comp LP alarm.
1. Maintain or replace the
comp driver.
2. Maintain or replace the
comp.
1. Check the cables to the
comp driver.
2. Maintain or replace the
comp driver.
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