Huawei NetCol8000-C070 User Manual page 156

NetCol8000-C(070, 130, 190) In-room Chilled Water
Smart Cooling Product
User Manual
Alar
m ID
A27C
Issue 02 (2020-08-30)
Alarm Alarm Possible Cause
Name Severi
ty
Return Critica 1. The control cable to
air l the air damper is loose or
damper damaged.
fault
2. The air damper is
faulty.
Return Major 1. The cables to the
air 2 temperature and
temp/ humidity sensor are loose
humid or damaged.
sensor
2. The temperature and
fault
humidity sensor is faulty.
Return Major 1. The cables to the
air 3 temperature and
temp/ humidity sensor are loose
humid or damaged.
sensor
2. The temperature and
fault
humidity sensor is faulty.
Cold aisle Major 1. The cables to the
1 temp/ temperature and
humid humidity sensor are loose
sensor or damaged.
fault
2. The temperature and
humidity sensor is faulty.
Cold aisle Major 1. The cables to the
2 temp/ temperature and
humid humidity sensor are loose
sensor or damaged.
fault
2. The temperature and
humidity sensor is faulty.
Cold aisle Major 1. The cables to the
3 temp/ temperature and
humid humidity sensor are loose
sensor or damaged.
fault
2. The temperature and
humidity sensor is faulty.
Hot aisle Major 1. The cables to the
1 temp/ temperature and
humid humidity sensor are loose
sensor or damaged.
fault
2. The temperature and
humidity sensor is faulty.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Solution
1. Check the control
cable connection to
the air damper.
2. Maintain or replace
the air damper.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
148