Module 14: Engine Oil Flashcards
1
Q
What are the 2 types of system types?
A
Wet and Dry
2
Q
What is the purpose of ENGINE OIL?
A
Lubrication
Cooling for ROTOR BEARINGS, ACCESSORY BOX
Carry contaminants for testing
3
Q
Describe a WET SUMP
A
In the system itself
DIAGRAM
Accessory gearbox
4
Q
Describe a DRY SUMP
A
Most common
Separated
5
Q
What are the subsystems of a DRY sump?
A
PRESSURE
SCAVENGE
BREATHER/VENT
6
Q
What are the 2 types of Dry sump?
A
HOT TANK (oil cooler in pressure) COOL TANK (oil cooler in scavenge)
7
Q
Describe a HOT TANK?
A
on the way
PRESSURE
8
Q
Describe a COLD TANK?
A
returning
SCAVENGE
