Just had a look at the manual for a similar machine and it says: [TABLE=”border: 1, cellpadding: 1″]
[TR]
[TD]F19[/TD]
[TD]Fan Motor Not Wired
Fan Motor Driving Triac Short Circuit or Switch Relay Contacts Sticking
Fan Motor Pin Feedback In Short Circuit With VCC[/TD]
[TD]- Check efficiency of connector and wiring continuity on the blower
fan;
– Check efficiency of connector and wiring continuity on the heating
element of the blower;
– Check fan motor is not in short circuit or open circuit;
– Check fan motor turns freely (it is not blocked partially);
– Replace main PCB.[/TD]
[/TR]
[/TABLE]