Lamona Hja8552 washing machine pcb

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  • September 20, 2015 at 11:03 pm #86151
    jon90
    Participant

    Hi can anyone help with this one, been out to lamona hja8552 built in washing machine, and it was dead checked main PCB and resistor r108 100ohm burnt out , tested other resistors and diodes on PCB all OK , tested all components heater, motor, valves, door lock
    All OK , so replaced resistor powered it up and new resistor burnt out again, does anybody know why ??? Regards jon

    September 22, 2015 at 8:59 pm #430427
    electrofix
    Moderator

    Re: Lamona Hja8552 washing machine pcb

    dont know thsi board but will prob be the switch mode power supply chip on the board. common prob on other boards

    look for a small 7 leg chip near the main capacitors somtimes next to a small tranformer

    Dave

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