General
____ or ____ based oils are the recommended lubricants for aircraft engines.
Mineral, Synthetic
___ and ___ is more common in this type of engine, due to the type of lubricates used.
Lacquer and Coke
Most common Oil type in Turbine engines?
Synthetic
What indicates Normal wear on a magnetic chip detector?
grey metallic paste and/or fuzzy particles
3 types of oil pumps?
Vane, Gerotor, and gear-type
According to FAR 33.71 Oil filler opening on turbine engines must be marked with?
"OIL"
____ and ____ systems are found in this engine for lubrication.
Pressure and Splash
Where is the most heat transfer in a turbine engine?
Turbine Bearing Components
What are the three types of bearings, and which one must be constantly lubricated?
Plain, Roller, Ball
Plain must
Positive Displacement
Other than Lubrication what does Oil do?
Cooling or transferring of heat
When should Oil be changed?
Per Manufacturers Suggested Intervals
Turbine Oils have a higher ___ ___ than recip. oils.
Flash Point
Why is the oil pressure relief valve adjusted?
To maintain desired oil pressure setting.
What does the oil pass through as soon as it leaves the pumps?
Main Oil Filter
What effects Viscosity Of Oil?
Heat/Temp
What prevents pressure build-up in the tank, on a dry sump lube system in a recip. engine.
Vent Line
____, ____ and ____ are types of oil systems found in Turbine engines.
Dry sump, Pressure and Spray
An engine-driven-vacuum-pump is associated with what?
Oil Seperator
Purpose of a dwell chamber?
separates entrained air from scavenged oil
Are Oils interchangeable between turbine and reciprocating engines?
YES OFC!!!!
What is the primary source for contamination, caused by oil-mitigation and blow-by on the cylinder wall.
Combustion Deposits
What regulates the Fuel-oil heat exchanger?
Therma static valve.
When the engine is not running what stops oil from entering the case?
Check Valve
If the filter gets completely clogged what will happen to the oil, whilst in flight.
it will by-pass unfiltered.