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8. Trouble Diagnosis- As the micom wash machine is configured of the complicate structure, there might be the serv ice call.
Below information is prepared for exact trouble diagnosis and suitable repair guide.
Caution for the Repair and Replacement
1) As some electronic components are damaged by the charged static electrici ty from the resin part of wash
machine or the human body, prepare the human body earth or remove the potential diff erence of the
human body and wash machine by contacting the power supply plug when the work contacting to PCB is
executed.
2) Since AC220~240V is applied to the triac T1 and T2 on P.C.B, the electric shock may occu r 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 assem bly by the wrong
diagnosis and follow the procedure of the trouble diagnosis when the micom is not operated normally.
Please follow below instruction for the trouble diagnosis and parts replacement.