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FusionCol8000-E240 Modular Indirect Evaporative
Cooling System
User Manual
Symptom
The fan works
abnormally.
The air volume
is excessively
large.
The fan motor
is burnt out.
The running
sound is
abnormal.
The compressor
does not work.
The compressor
discharge
temperature is
too high.
Issue 03 (2021-04-20)
Possible Cause
The drainpipe does not have
a water trap or does not
meet the requirements.
The fan bearing is worn out.
The fan blade is interfered
with the shell.
There is foreign matter.
The external static pressure is
excessively small (the air
duct is excessively short).
The motor is overloaded.
The motor is poorly
insulated.
The compressor, fan, or pipes
are loose.
The air damper is shaking.
The high-pressure switch is
triggered.
The circuit breaker, fuse, or
cable is disconnected.
The compressor motor is
damaged.
The compressor does not
need to be started.
The drive is faulty.
The refrigerant loop or
component is blocked.
Air enters the refrigerant
loop.
Heat dissipation is poor
because the condenser is
dirty or blocked.
The exhaust fan is faulty.
The refrigerant is insufficient.
Copyright © Huawei Digital Power Technologies Co., Ltd.
10 Troubleshooting
Solution
Install or adjust the water
trap.
Repair or replace the bearing.
Adjust the fan blade.
Clear foreign matter.
Balance the air volume and
air pressure.
Balance the air volume and
replace the fan.
Replace the fan.
Check and secure loose parts.
Adjust the air damper.
Check the high-pressure
switch.
Check the main circuit
breaker, compressor circuit
breaker, fuses, and cables.
Check whether the motor is
damaged and needs to be
replaced.
Check the requirement status
on the display module.
Replace the drive.
Clean up foreign matter in
the refrigerant loop.
Exhaust air and repair the
pipeline.
Clean the condenser fins.
Check whether the exhaust
fan works properly.
Charge more refrigerant.
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