Huawei NetCol8000-A013 User Manual page 97

NetCol8000-A013 In-room Air Cooled Smart Cooling
Product
User Manual (600 mm Width)
Alarm Alarm Name
ID
211 InUnit Input
Overcur Alarm
212 Comp Drive
Overload Alarm
213 Comp Start Fail
Alarm
Issue 02 (2020-11-09)
System Possible Causes
Action
The 1. The condenser fins
compressor
shuts down.
2. The outdoor unit is
3. The outdoor
4. The input voltage of
The 1. The refrigerant is
compressor
shuts down.
2. At least two cables
3. The output of the
The The difference between
compressor the compressor control
shuts down. output rotational
speed and the actual
compressor rotational
speed is greater than
the control threshold.
Copyright © Huawei Technologies Co., Ltd.
5 System Operation and Maintenance
are dirty or blocked.
not properly
installed.
temperature sensor
displays an incorrect
temperature or is
faulty.
the unit fluctuates.
liquefied or the
compressor startup
resistance is high.
As a result, the
compressor fails to
start.
between the
compressor and the
drive board are not
connected.
inverter module of
the compressor
drive board is faulty.
Solution
1. Clean the condenser
fins.
2. Reinstall the
outdoor unit.
3. Adjust or replace
the outdoor
temperature sensor.
4. Stabilize the input
voltage.
1. Check the
refrigerant of the
compressor.
2. Check the cables
between the
compressor and the
drive board.
3. Replace the
compressor drive
board.
1. Check the
compressor status.
2. Refill refrigerant.
3. Replace the
compressor drive
board or
compressor.
90