GTS Mod 3 Easy

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Where is the accessory gearbox vented to?

Engine breather (correct)

Oil tank

RGB

Filter inlet

Which component receives gravity-fed oil from the oil tank?

Accessory gearbox

RGB (correct)

Filter

Engine breather

What is the purpose of the check valve in the RGB oil system?

Filters the oil before it enters the RGB

Controls pump pressure regulation

Prevents oil tank draining into RGB when engine is not operating (correct)

Increases oil pressure in the RGB

How does the engine breather normally vent to atmosphere?

Through a drain mast Signup and view all the answers

Where is the RGB oil pump and filter assembly mounted?

Rear of RGB assembly Signup and view all the answers

What happens if RGB pump output pressure is adjusted towards decrease?

Decreased lubrication to moving parts Signup and view all the answers

What scavenges oil from the propeller shaft bearings?

Nose scavenge pump Signup and view all the answers

Which pump is mounted inside the reduction gear assembly?

Main scavenge pump Signup and view all the answers

At what pressure does the pressure relief valve in the scavenge system relieve pressure?

250 PSI Signup and view all the answers

Where does the oil combine after passing through magnetic chip detectors?

On the power section oil pump Signup and view all the answers

What component drives the nose scavenge pump?

Propeller shaft splines Signup and view all the answers

What is the function of the system pressure relief valve in the RGB assembly?

To open when oil pressure exceeds 250 PSI and relieve pressure back into the rear case Signup and view all the answers

From where does the oil mist lubricate the accessory drive train in the RGB assembly?

From the main drive gear Signup and view all the answers

Which part divides the RGB into two main sections?

The bearing diaphragm Signup and view all the answers

What are the two pumps used for effective scavenging in the RGB assembly?

Nose pump and main pump Signup and view all the answers

Which direction does the oil from the filter take to reach the planetary gear system and propeller shaft?

Forward to the planetary gear system and propeller shaft Signup and view all the answers

What is a likely cause for increasing RGB oil pressure according to the text?

Debris causing restrictions in oil galleries or outlets Signup and view all the answers

GTS Mod 3 Easy

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