By the analysis of failure phenomenon is "afraid of earthquakes", so the judge fault should be in mechanical part, because "afraid of shock" phenomenon caused by the circuit fault generally do not regularly. VTEservice manual download site
 VTEservice manual download site
Repeated observation of laser transmission part, analysis for copper teeth screw and plastic buckle friction for a long time, the plastic tooth buckle will be wear and tear, and copper screw bite harmful. So from another same model scrap machine remove the plastic tooth buckle loaded on the machine, in the poorer sections of roads to accelerate the commissioning of driving, fault phenomenon did not appear again.VTEservice manual download site