Haier H-MRV Series Service Manual page 180

2.Sensor failure
Are connectors of sensor properly
connected?
yes
Are resistance and temperature
characteristics of sensor
acceptable?
yes
Check PCB and replace
3.EEPROM failure
Is CPU chip installed firmly?
yes
Is fault corrected after
JP301 is reset?
no
If chip is broken?
no
Is it normal after replacing chip?
no
Check PCB and replace
no
Reconnect
no
Replace sensor
no
Reinstall in right direction
yes
Normal
yes
Replace chip
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