Delta InfraSuite RDA037, Руководство пользователя

Страница: 83 / 92

83
Item Sign of Failure Possible Cause
Troubleshooting
Instructions
1
The air conditioner
does not start
1. Input power is
disconnected
2. The air conditioner is
not turned on
3. Set to remote
shutdown
1. Check the input power
and circuit breaker
2. Turn on the air conditioner
3. Check the remote switch
connection and configured
value
2
There is excessive
humidity or
condensation in
the computer
room
1. The ambient humidity
is too high
2. The heat load is too
small
1. Check the air-tightness of
the computer room
environment such as
doors and windows
2. Shut down exterior air fan
system equipment
3. Increase dehumidification
equipment
3
Abnormal noise or
vibration during
operation
1. The fixed pipeline is
loose
2. The compressor
transport fasteners
were not removed
1. Fixed pipeline structure
2. Remove the compressor
transport fasteners
4
The compressor
won't start
1. The compressor is
currently on preheating
status
2. The air conditioner is
not turned on
3. No need to turn on the
compressor
4. Tripping of high/low
pressure switch
5. Compressor or indoor
unit VFD abnormality
6. The compressor has
no power input
1. Wait for the preheating
time to end during the
initial boot
2. Turn on the air conditioner
3. Check the system status
to confirm the power
requirements
4. Check the high/low
pressure switch
5. Check compressor and
indoor unit VFD
6. Check whether there is a
blown fuse
5
The indoor fan is
not running
1. The air conditioner is
not turned on
2. The fan circuit breaker
is not turned on
3. Fan or wire connection
abnormality
1. Turn on the air conditioner
2. Turn on the fan circuit
breaker
3. Check the fan and wire
connection