Hisense GBF18H-S User Manual page 107

7 . T R O U B L E S H O
7 . T R O U B L E S H O
Fault
Fault Description
code
Coil temperature sensor
34
fault
Panel drive fault
(two upper and
lower panel position
35
detection switch is not in
accordance with the
reservation timing action)
Communication between
36
Indoor and outdoor fault
37 Humidity sensor failure
38 EEprom Data error
The indoor DC fan motor
39
fault
ON/OFF UNITARY AIR CONDITIONER TECHNICAL& SERVICE MANUAL V6.0
O T I N G
O T I N G
Possible Reason of Abnormality
isfailure;
3. The sampling circuit is abnormal.
1. The cable of the indoor coil
temperature
sensor connect loose;
2. The indoor coil temperature sensor
is failure;
3.The sampling circuit is abnormal.
1.The front panel has been blocked;
2. The connection cable of the switch
and the motor connect loose;
3. The switch is failure;
4. The motor of the front panel is
failure;
5. The indoor control board is failure.
1. The connection cable between the
indoor unit and the outdoor unit
connect wrong;
2.The communication cable between
the indoor unit and the outdoor unit
connect loose or the cable between the
indoor control board to terminal
connect loose or the cable between the
outdoor control board to the terminal
connect loose;
3.The indoor control board is failure;
4. The outdoor control board is failure;
1.The cable of the humidity sensor
connect loose;
2.The humidity sensor is failure;
3. The indoor control board is failure.
1. EE components is failure;
2. The EE control circuit of the control
board is failure;
3. The EE components has been
inserted with opposite direction.
1. The cable of the DC fan motor
connect loose;
2. The indoor control board is failure;
3.The indoor fan motor is failure.
How to Deal With
sensor;
3. Replace the indoor control board.
1. Reconnect the cable of the indoor
room temperature sensor;
2. Replace the indoor room temperature
sensor;
3. Replace the indoor control board.
1. Reassembly the front panel;
2. Reconnect the cable of the switch
and panel motor.
3. Replace the switch;
4. Replace the motor of the front
panel;
5. Replace the indoor control board.
1. Reconnect the connection cable
refer to the indoor and outdoor
wiring diagram;
2. Reconnect the communication cable refer
to the indoor and outdoor wiring diagram;
3. Replace the communication cable refer to
the indoor and outdoor wiring diagram;
4.Replace the indoor control board;
5. Replace the outdoor control board.
1. Reconnect the cable of the humidity
sensor;
2. Replace the humidity sensor;
3.Replace the indoor control board.
1. Replace the EE components;
2. Replace the control board;
3. Reinsert the EE components.
1. The cable of the DC fan motor connect
loose;
2. The indoor control board is failure;
3.The indoor fan motor is failure.
REMARKS
Only for
MUTI-SPLIT
Only for
MUTI-SPLIT
5009
FLOOR-STA
NDING
UNIT
Only for
MUTI-SPLIT
Only for
MUTI-SPLIT
Only for
MUTI-SPLIT
Only for
MUTI-SPLIT
105