(Weifang 13864600749) 4105 diesel generator Weifang Diesel Engine factory shipments engine operation occurred after the short-term power decrease, and poor wear parts for repair parts, repair after several fracture accident of connecting rod, if use, maintenance and operation are required, later changing parts repair assembly will meet the specification. The machine is not, should be considered normal damage. The reason for the manufacturing quality does not meet the design requirements of