The jobsite lighting tower engine idling unstable form is idle running, fast and slow, or vibration, so that the jobsite lighting tower machine in the rapid deceleration or shift stall. Detailed reasons are as follows:
① There is air in the jobsite light tower oil circuit.
② Low pressure oil supply is not smooth.
③ Improper adjustment of idle stability device.
④ Poor atomization of jobsite light tower fuel injector.
⑤ Uneven fuel supply of fuel injection pump.
⑥ Governor each connecting rod pin shaft, fork head wear too much
