A.Hydrazine treatment of condensate
B.Frequent compounding
C.Chemical cleaning
D.Bottom blowing
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A.water in the fuel oil
B.broken high tension leads
C.incorrect electrode setting
D.full fuel pressure at the nozzle
A.Clean all electrical connections
B.Lift the relief valves by hand
C.Inspect and clean all solenoid valves
D.Inspect for oil and water leaks
A.carbon deposits on the flame scanner
B.high fuel oil temperature
C.low fuel oil viscosity
D.high steam pressure
A.water in the fuel oil
B.excessive cycling
C.high fuel oil pressure
D.improper burner maintenance
A.cool the furnace to prevent pre-ignition
B.remove explosive vapors from the furnace
C.evaporate accumulated unburned fuel oil
D.provide sufficient air in the furnace to allow ignition of the fuel
最新試題
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The main purpose of port State control is not to（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
（） is not installed on the main switchboar.
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
The condensers located in various stages of a flash evaporator are cooled by（）