Haier CRDE350AW, Руководство по обслуживанию

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C/RDE350AW
Switch on the power, push down the start button
Set timed drying (above 15 min)
Observe wether the
heater is aglow from the back of the machine
( while the power switches on )
Measure wether there is the voltage between
the two ends of the heater?
Check if the sequencer plug inserts correctly?
Replace the PCB to check whether
this problem is solved?
Replace the control thermostat and
high limit thermostat
Measure the resistance of the
heater
Replace the heater
Broken:The resistance is
infinite ；
Well:The resistance is 10.3 ;
Yes
Check the ventilation condition
Check if the vent-pipe and the
vent-way is blocked
No ventilating
No
No
Broken
Yes
Yes
Yes
Yes
Check if the wire unit is good
Check if the relay is well?
No
Correctly connected
No
Replace the relay
No
No
Replace the PCB
Yes
Check if the control thermostat and high
limit thermostat can act?
Switch on the power, push down the start button
Yes
No
No
Yes
Check if the belt is broken?
Check if the tensive arm unit is installed well?
Reinstall the tensive wheel unit and try rotating the tub manually
Replace the belt