Huawei NetCol8000-C070 User Manual page 153

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual
Alar
m ID
A193
A200
A208
Issue 02 (2020-08-30)
Alarm Alarm Possible Cause
Name Severi
ty
Air-side Major 1. The differential
diff pressure sensor cable is
pressure loose or damaged.
sensor
2. The pressure tube of
fault
the differential pressure
sensor is reversely
connected.
3. The differential
pressure sensor is faulty.
Indoor Major 1. The communications
fan 1 cable to the fan is not
communi connected properly.
cation
2. The fan is faulty.
failed
Indoor Major 1. The communications
fan 2 cable to the fan is not
communi connected properly.
cation
2. The fan is faulty.
failed
Indoor Major 1. The communications
fan 3 cable to the fan is not
communi connected properly.
cation
2. The fan is faulty.
failed
Indoor Major 1. The fan blade is stuck.
fan 1
2. The fan is faulty.
blocked
alarm
Indoor Major 1. The fan blade is stuck.
fan 2
2. The fan is faulty.
blocked
alarm
Indoor Major 1. The fan blade is stuck.
fan 3
2. The fan is faulty.
blocked
alarm
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Solution
1. Check the cable
connection to the
differential pressure
sensor.
2. Check the tube
connection to the
differential pressure
sensor.
3. Maintain or replace
the differential
pressure sensor.
1. Check the
communications cable
connection to the fan.
2. Maintain or replace
the fan.
1. Check the
communications cable
connection to the fan.
2. Maintain or replace
the fan.
1. Check the
communications cable
connection to the fan.
2. Maintain or replace
the fan.
1. Clear the blockage.
2. Maintain or replace
the fan.
1. Clear the blockage.
2. Maintain or replace
the fan.
1. Clear the blockage.
2. Maintain or replace
the fan.
145