Analysis Or Processing Of Some Of The Malfunction Display - Toyotomi GAN GAG A180IV Service Manual

Processing method:Once the module malfunction happens,if it persists for a long time and can not be self- canceled,
cut off the power and turn off the unit,and then re-energize the unit again after about 10 min.After repeating the
procedure for sever times, if the malfunction still exists,replace the module.(refer to the next page)
8. PTC protection
Possible reasons:ambient temp. is too high. or PFC module is too heat;the power orcurrent of complete unit is too high,
or PFC voltage is too low;connecting wire of PFC control plate is in poor contact.
Processing method:Once protection happens,first check connecting wire of PFC control plate ,and if the unit is still
abnormal with continuous protection,replace PFC controller.
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