T-6 servicing (Feul/Oil)

Question 1

What fuels have been approved for use in the PT6A-68 engine?

Answer 1

JP-4, JP-5, JP-8, JP-8+100 (USAF), JET A, JET A-1, JET B

Question 2

Fueling is approved on slopes up to ____°.

Answer 2

3°

Question 3

Oil level must be serviced within ____ minutes of engine shutdown.

Answer 3

30 minutes

Question 4

For most accurate results, check oil level ___ to ___ minutes after shutdown.

Answer 4

15 to 20 minutes

Question 5

Normal oil level is between _____ & _______

Answer 5

ADD & MAX HOT

Question 6

What should occur if oil level is below ADD?

Answer 6

Service the oil level to MAX HOT

Question 7

True/False: The sight glass provides the most accurate indication for checking oil level?

Answer 7

FALSE, it should not be used

Question 8

The oil system has a capacity of _____ quarts.

Answer 8

18.5 quarts

Question 9

The engine oil pressure indicator may display oil pressures up to _____psi with the engine shut down due to the design of the oil pressure transmitter?

Answer 9

4 psi

Question 10

True/False: If the main oil filter becomes clogged, the engine can no longer sustain operation.

Answer 10

FALSE, a filter bypass valve allows unfiltered oil to continue to lubricate the engine

Question 11

The EDM passes the oil pressure data to _________ computer that contains the logic to illuminate the CWS annunciators.

Answer 11

Signal Conditioning Unit (SCU)

Question 12

Illumination of both the amber OIL PX & red OIL PX while the oil pressure gage indicates normal pressure indicates what?

Answer 12

A SCU failure

Question 13

When will the Amber OIL PX come on, PCL IDLE

Answer 13

Oil PX 15-40 psi, no time delay

Question 14

When will Red OIL PX and Amber OIL PX come on, PCL IDLE

Answer 14

OIL PX 15-40 psi, 5 seconds or more

Question 15

When will Red OIL PX come on, PCL IDLE

Answer 15

OIL PX 15 psi, no time delay

Question 16

When will Amber OIL PX come on, PCL Above IDLE

Answer 16

OIL PX 40-90 psi, 10 seconds

Question 17

When will Red OIL PX come on, PCL above IDLE

Answer 17

OIL PX 40 psi or less, no time delay