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Panasonic NA-710 type washing machine motor unidirectional rotating fault repair method
Time£º2014-07-16 08:21:07  Source£ºNetwork  Author£ºUnknown  Clicks£º1355
  

Put through power supply, press the power switch, the indicator light display is normal, but when the washing motor running only a single direction. pZqservice manual download site
 pZqservice manual download site
Detection and judgment: because the display is normal, and the function of electric rotating, indicating motor and microcomputer chip is normal, can control motor and reversing breakdown caused by short circuit of thyristor one of them. pZqservice manual download site
 pZqservice manual download site
Open the control panel of the washing machine, F printed circuit board, with a knife will be moistureproof latex, make the testing point the location of the show, examination showed bidirectional thyristor TR1 breakdown between T1 and T2 electrode short circuit. pZqservice manual download site
 pZqservice manual download site
 pZqservice manual download site
Processing method: use a same bidirectional thyristor after replacement, troubleshooting.pZqservice manual download site
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