Huawei NetCol5000-A User Manual page 181

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
Alar Alarm
Alarm
m Severit
ID y
a069 Comp Major
start
failed
Comp
a070 Major
drive
fan fault
a071 Comp Major
drive
module
overhea
t
Comp
a072 Critical
drive U
phase
loss
a073 Comp Critical
drive V
phase
loss
a074 Comp Critical
drive W
phase
loss
a075 Comp Major
phase
current
alarm
Issue 13 (2019-01-15)
Default
Impact
Value
N/A The alarm
is
generated
.
The alarm
N/A
is
generated
.
N/A The alarm
is
generated
.
The alarm
N/A
is
generated
.
N/A The alarm
is
generated
.
N/A The alarm
is
generated
.
32 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 comp is in lack of
oil.
2. The comp driver is
faulty.
3. The comp is faulty.
The fans in the comp driver
are faulty.
1. The fans in the comp
driver are faulty.
2. Dirt exists in the air
vents of the fans in the
comp driver.
1. The cables to phase U
of the comp driver are
loose or damaged.
2. The comp driver is
faulty.
1. The cables to phase V
of the comp driver are
loose or damaged.
2. The comp driver is
faulty.
1. The cables to phase W
of the comp driver are
loose or damaged.
2. The comp driver is
faulty.
1. The comp is in lack of
oil.
2. The condenser fins are
blocked.
3. The outdoor units do
not run properly.
4. The solenoid valve is
faulty.
5. The refrigerant is
overfilled.
6. The comp is faulty.
Solution
1. Fill oil to the comp.
2. Maintain or replace the
comp driver.
3. Maintain or replace the
comp.
Check the fans in the
comp driver.
1. Check the fans in the
comp driver.
2. Clean the air vents of
the fans in the comp
driver.
1. Check the cables to the
comp driver.
2. Maintain or replace the
comp driver.
1. Check the cables to the
comp driver.
2. Maintain or replace the
comp driver.
1. Check the cables to the
comp driver.
2. Maintain or replace the
comp driver.
1. Fill oil to the comp.
2. Clean the condenser
fins.
3. Maintain or replace the
outdoor units.
4. Maintain or replace the
solenoid coil or the
solenoid valve.
5. Decrease certain
amount of refrigerant.
6. Maintain or replace the
comp.
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