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6. TROUBLE DIAGNOSIS
6-1. TROUBLE DIAGNOSIS
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As the micom wash machine is confi gured of the complicate structure, there might be the
service call.
Below information is prepared for exact trouble diagnosis and suitable repair guide.
Caution for the Repair and Replacement
Please follow below instruction for the trouble diagnosis and parts replacement.
1) As some electronic components are damaged by the charged static electricity from the resin
part of wash machine or the human body, prepare the human body earth or remove the poten
difference of the human body and wash machine by contacting the power supply plug when
work contacting to PCB is executed.
2) Since AC 220~240V is applied to the triac T1 and T2 on P.C.B, the electric shock may occur by touching
and be careful that the strong and weak electricity are mixed.
3) As the P.C.B assembly is designed for no trouble, do not replace the P.C.B assembly by the
wrong diagnosis and follow the procedure of the trouble diagnosis when the micom is not op
erated normally.
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