If an air compressor is used to supply air primarily to the combustion control system and

A.Fan air

B.HP compressor 5th stage air

C.HP compressor 4th and 9th stage air

Air compressor cylinder un-loaders enable the compressor to _____.

A.vary their speed according to temperature and load

B.start and come up to speed before air compression begins

C.change speed according to overload demands

D.reduce compressed air charge density

The air compressor pumps air to the ______.

A.expansion tank

B.combustion chamber

C.air receiver

D.evaporator

The unloading system on an air compressor will _____.

A.increase compressor discharge pressure on demand

B.increase compressor operating speed as necessary

C.allow the motor to turn the compressor opposed only by friction

D.reduce the compressor frictional load when starting

Compressed air is supplied by air compressor to ()

A.the air receivers

B.the starting valves

C.the cylinder covers

Air blowing from the intake air filter of an operating air compressor indicates ______.

A.broken inlet valves

B.broken discharge valves

C.pulsations in the air distribution system

D.overloading of the air distribution system

A.receiver

B.evaporator

C.condenser

D.compressor

The air compressor pumps air to the_____

A.engine cylinder

B.air bottle

C.evaporator

D.condenser

____ are supplied by main switchboard directly.

A.Suez Canal searchlight, air compressor and air conditioning compressor

B.Air compressor, boiler blower and refrigeration plant

C.Boiler blower, Suez Canal searchlight and refrigeration plant

D.Suez canal searchlight, air compressor and boiler blower

Broken valve strips in an operating low pressure, air compressor will cause _____.

A.an immediate crankcase explosion

B.oil contamination in the compressed air

C.a decrease in compressor capacity

D.no immediate loss of the compressed air capacity

The air compressor pumps air to the ______.

A.air cylinder

B.combustion chamber

C.steam drum

D.expansion tank