A、exhaust valves
B、mechanical lubricators
C、cooling water pumps
D、fuel injection pumps
更多“Failure of fuel injection is usually due to trouble in the （）.”相关的问题
A、a failure of the motor B、a failure of lubricator C、a failure of cylinder D、a failure of fuel pump
A、increased fuel consumption B、increased feed water consumption C、fuel pump failure D、combustion control system failure
A、A.ignition failure B、B.oxygen corrosion of the fuel lines C、C.the pistons to seize D、D.blue smoke
A、A.low compression B、B.failure of the fuel pump to discharge fuel C、C.incorrect timing of fuel pump D、D.turning gear being still on
A、water in the fuel oil B、broken high tension leads C、incorrect electrode setting D、full fuel pressure at the nozzle
A、A.fuel pump failure B、B.fan motor failure C、C.increased feedwater consumption D、D.decreased boiler efficiency
A、A.air or water in the furnace B、B.combustion pulses C、C.fuel oil pump failure D、D.flame failure
A、lower compression pressures B、overheating without smoking C、failure to start D、a run away without load
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