Haier HSU24VCK Service Manual page 32

whether terminal CN8
indoor PCB contact well?
Pull the sensor out of the mainboard
1) Measure the value of resistance Between its two
jumpers
2) Measure the temperature at the room temperature
sensing head.
Check the value of the
sensor to see whether the
sensor is damaged or not?
The indoor PCB is broken, replace with new indoor PCB
E4 Indoor EEPROM error: Replace the PCB of indoor unit
E14 :Indoor fan motor malfunction
Notes:
When the unit is on ,don't pull out or insert the terminal of the motor (CN1), or else
The motor would be damaged.
HSU24VCK-SM
on
YES
NO
NO Pull out the terminals on the indoor mainboard and
reinsert them
YES
Sensor is broken,replace it with new sensor
30
Codes and Description
DomesticAirConditioner