A.incorrect electrode setting
B.incorrect nozzle position
C.clogged fuel nozzle
D.broken high tension lead
您可能感興趣的試卷
你可能感興趣的試題
A.relight the boiler immediately to prevent loss of steam pressure
B.relight the fire off the brickwork as the bricks are cherry red
C.purge the furnace of any combustible gases before attempting to relight the fire
D.speed up the feed pump to prevent dry firing when the burner flame is reestablished
A.in the event of a flame failure
B.in the event of a stack fire
C.when the water level reach the crown sheet
D.when the feed pump discharge pressure drops to a preset minimum
A.a burned out solenoid in the oil supply valve
B.high temperature excess air
C.incorrectly setting the hot-well dump valve
D.an incorrectly positioned burner snubber realy
A.clean the flame scanner photocell window
B.Inspect and clean all solenoid valves
C.lift the safety valves by hand
D.Inspect for oil or water leaks
A.cold fuel oil
B.low fuel oil pressure
C.low atomizing steam pressure
D.water in the fuel oil
最新試題
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?()
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated()
Flame failure in an automatically fired auxiliary boiler can from a/an ()
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a()
The additional mark ()in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
Cold weather starting of a diesel engine may be made easier by()
The cetane rating of diesel fuel is an indication of the ()
Using a file without a handle may result in ()
()connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Diesel engine air start system check valves are opened by ()