Engine Oil

Question 1

What type of oil system do we have?

Answer 1

Self-contained, pressurized, recirculating dry sump system

Question 2

What are the oil system components? (7)

Answer 2

Oil tank
Supply and Scavenge system
Filter and condition monitoring system
Air/Oil Cooler (aka Scroll Vanes)
Fuel/Oil Cooler
Chip detector
Pressure and Temp indicators

Question 3

How does supply oil flow?

Answer 3

Oil is picked up by the engine drive oil pump, pressurized, through the filter to the 6 main sump bearings in engine

Question 4

How many sets of jets are there and why?

Answer 4

2 sets for cooling and lube and provide for redundancy if their is a malfunction or damage

Question 5

How does scavenge oil flow?

Answer 5

Oil flows through pump inlet, chip detector, fuel/oil cooler, main frame, scroll vanes, back to oil tank

Question 6

1/#2 OIL FLTR BYPASS

Answer 6

means oil is bypassing the filter

Question 7

What type of oil filter is it?

Answer 7

disposable filter element that has a PDI that include a thermal lockout at 38 C for cold starts

Question 8

ENG OIL PRESS LOW / ENG OIL PRESS HI

Answer 8

sensors send signal to VIDS for cockpit display