单项选择题

If fuel oil were being discharged from the waster outlet of a fuel oil disk type centrifuge, operated as separator, you should（）

A.remove the discharge ring
B.re-prime the purifier
C.the centrifuge to its proper speed
D.install an additional discharge ring

相关考题

One engine manufacturer recommends heavy fuel oil shoul...

单项选择题One engine manufacturer recommends heavy fuel oil should not be heated above 80℃ to 95℃ (176 ℉ TO 203℉) before purificationThis upper limit should be observed to ensure against（）

A.flattening of the bowl neoprene O-rings
B.operation within the explosive rang of the fuel
C.excessive purifier operating pressures
D.excessive oil viscosity

Which of the substances listed is satisfactorily remove...

单项选择题Which of the substances listed is satisfactorily removed from the fuel by a centrifugal oil purifier?（）

A.Carbon particles
B.Lube oil
C.Gasoline
D.Diesel fuel

Which of the following problems will occur if a disk-ty...

单项选择题Which of the following problems will occur if a disk-type centrifugal lube oil purifier is not properly primed prior to admitting oil flow to the bowl?（）

A.Contamination of the lube oil by emulsification will result
B.The lube oil will not be subjected to the proper centrifugal force
C.The lube oil will overheat and flash
D.Oil will discharge from the heavy phase discharge port and be wasted

船舶电气与船舶安全

If fuel oil were being discharged from the waster outlet of a fuel oil disk type centrifuge, operated as separator, you should（）