Diesel engine starting handle can't let go

When start claw cant and start-up handle convex tenon wear, burr, or diesel engine a reversal, sometimes diesel engine although launched, but start the handle is still stuck in startup when, if not timely remove, high speed rotating handle anytime may start to fly out, the mechanical and personal around threat. Therefore, in diesel engine after its launch initial 12 seconds time, once discover startup hand shaddock card should be retained, while diesel engine speed is still low, try to start the handle of strike, If diesel engine speed has increased, shall be immediately to avoid starting handle rotary plane, evacuation of those around, trying to shut up, or open the throttle pressure, or unscrewing the injector high-pressure tube nut, let diesel engine flameout as soon as possible. At this time must not be caught with the hand or kicked the startup handles.