Huawei FusionCol8000-E240 User Manual page 190

FusionCol8000-E240 Modular Indirect Evaporative
Cooling System
User Manual
Alarm ID Alarm Name
A296-01 EEV 1 low superheat
degree alarm
EEV 2 low superheat
degree alarm
A296-01 Paral comp sys low
superheat degree
alarm
A296-02 EEV 1 low superheat
degree alarm
EEV 2 low superheat
degree alarm
A296-02 Paral comp sys low
superheat degree
alarm
Issue 02 (2021-04-15)
Alarm
Severity
Major
Critical
Critical
Critical
Copyright © Huawei Technologies Co., Ltd.
Possible Cause
● The electronic
expansion valve
(EEV) coil is loose.
● The EEV coil is
faulty.
● The cables to the
EEV coil are loose
or damaged.
● The EEV is faulty.
● The EEV coil is
loose.
● The EEV coil is
faulty.
● The cables to the
EEV coil are loose
or damaged.
● The EEV is faulty.
● The
dehumidification
solenoid valve coil
is faulty.
● The EEV coil is
loose.
● The EEV coil is
faulty.
● The EEV is faulty.
● The cables to the
EEV coil are loose
or damaged.
● The EEV coil is
loose.
● The EEV coil is
faulty.
● The EEV is faulty.
● The
dehumidification
solenoid valve coil
is faulty.
● The cables to the
EEV coil are loose
or damaged.
8 System Maintenance
Solution
1. Reinstall the EEV
coil.
2. Replace the EEV
coil.
3. Check and maintain
the cables to the
EEV coil.
4. Replace the EEV.
1. Reinstall the EEV
coil.
2. Replace the EEV
coil.
3. Check and maintain
the cables to the
EEV coil.
4. Replace the EEV.
5. Maintain or replace
the
dehumidification
solenoid valve coil.
1. Reinstall the EEV
coil.
2. Replace the EEV
coil.
3. Replace the EEV.
4. Check and maintain
the cables to the
EEV coil.
1. Reinstall the EEV
coil.
2. Replace the EEV
coil.
3. Replace the EEV.
4. Maintain or replace
the
dehumidification
solenoid valve coil.
5. Check and maintain
the cables to the
EEV coil.
181