A.water in the fuel oil
B.broken high tension leads
C.incorrect electrode setting
D.full fuel pressure at the nozzle
您可能感興趣的試卷
你可能感興趣的試題
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
A.precipitate silica from solution
B.reduce corrosion in the heating coil
C.prevent clogging and erosion in the coil
D.maintain zero water hardness
最新試題
The condensers located in various stages of a flash evaporator are cooled by（）
To proceed to the assistance of a ship in distress is（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The ISPS Code consists of a mandatory section-Part A, which shows（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）