Baotou North Benz spare parts engine idle speed is too high, the performance of the accelerator, the engine speed is still higher than the idle value.
The reason
Baotou North Benz parts throttle control lever improper adjustment.
The throttle return spring is too soft.
The idle stop block or offset adjustment screw.
The idle or excellent spring preload adjustment is too large.
The diagnosis and treatment methods
Idle speed is one of the easiest to check out of the fault. Should first check whether the throttle back to the minimum position, if not in place, check the throttle adjustment and throttle position. Adjust the throttle pull limit screw, if the throttle is still not return, and then check the throttle return spring is too soft. If it is soon after the overhaul of the northern part of Baotou Benz Benz fuel injection pump, should consider whether the idle speed adjustment is correct, the adjustment of the idle spring preload is too large, if the replacement of the spring, should check whether the spring is perfect.