Engine Operations "Questions"

Name three types of noise that can cause hearing loss while working on the flight line?

Aircraft, APU & GSE noise

Ear plugs are an “external” type hearing protection. (T/F)

False

What is FOD?

Foreign object damage

Why should an aircraft be positioned “into the wind” when performing engine run?

It aids in cooling

Name the engine instruments that are typically monitored during an engine run.

RPM, Manifold pressure, CHT, Cabin air temp, Oil pressure

During engine operation, oil pressure should be indicated ____ seconds after start up.

30; 60 in cold weather

When performing magneto check you switch from “BOTH” to “LEFT” with the magneto switch. The RPM should rise approximately 25 RPM. (T/F)

False

The maximum difference between the LEFT and RIGHT magneto RPM drop is 50 RPM. (T/F)

True

You place the magneto switch from BOTH to RIGHT and the engine RPM drops 25 RPM. What does this indicate?

That the left magneto is properly grounded

When performing the Acceleration Check the engine should not “backfire” and during the deceleration Check the engine should not after-fire. (T/F)

True

What is something you should have outboard the engine and in view of person oprsating engine?

Fire extinguisher

Engine instruments monitored are;

Fuel pressure & fuel flow

What are the engine starting controls/settings?

Primer, magnetos & starter switch

What ro do during a fire during an engine start?

Continue cranking engine