Outdoor Error Code - WINTAIR WAW-24/INV Technical And Service Manual

7 . T R O U B L E S H O
7 . T R O U B L E S H O
The following is the fault code table of outdoor.
Fault
Fault Description
code
Outdoor ambient temperature
1
sensor fault
Outdoor coil temperature
2
sensor fault
The unit over-current turn off
3
fault
4 EEprom Data error
Cooling freezing protection(the
indoor coil temperature is too
5
low) or heating overload(indoor
coil temperature is too high)
DC INVERTER AIR CONDITIONER TECHNICAL& SERVICE MANUAL V3.3
O T I N G
O T I N G
sheet 1 Outdoor Error Code
Possible Reason of Abnormality
1.The outdoor ambient temperature sensor
connect loose;
2.The outdoor ambient temperature sensor is
failure;
3.The sampling circuit is failure
1.The outdoor ambient temperature sensor
connect loose;
2.The outdoor ambient temperature sensor is
failure; 3.The sampling circuit is failure
1.Control board current sampling circuit is
failure; 2.The current is over high because of
the supply voltage is too low
3.The on-off compressor is blocked
4. Overload in cooling mode
5.Overload in heating mode
1.EE components is failure; 2.EE
components control circuit failure;
3.EE components insert incorrect
1.The indoor unit can not blow air normally;
2.The room temperature is too low in cooling
mode or the room temperature is too high in
heating;
3.The filter is dirty;
4.The duct resistance of the duct
5.The setting fan speed is too low
6. The indoor unit has been
installed without standard
How to Deal With
1.Reconnect the outdoor ambient
temperature sensor;
2.Replace the outdoor ambient
temperature sensor components;
3.Replace the outdoor control board
components.
1.Reconnect the outdoor ambient
temperature sensor;
2.Replace the outdoor ambient
temperature sensor components;
3.Replace the outdoor control board
components.
1. Replace the electrical control board
components;
2. Normally protection
3. Replace the compressor
4. Please see the Note 3 5. Please see
the Note 4
1.Replace the EE components;
2.Replace the outdoor control board
components; 3.Reassembly the EE
components.
1.Check the indoor fan, indoor fan
motor and evaporator whether
normally;
2. Normally protection
3.Clean the filter;
4.Check the volume control valve,
duct length etc;
5.Set the speed with high speed;
6.Reinstall the indoor unit refer to the
user manual to change the distance
between the indoor unit and the wall
or ceiling.
REMARKS
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