What fuels have been approved for use in the PT6A-68 engine?
JP-4, JP-5, JP-8, JP-8+100 (USAF), JET A, JET A-1, JET B
Fueling is approved on slopes up to ____°.
Oil level must be serviced within ____ minutes of engine shutdown.
For most accurate results, check oil level ___ to ___ minutes after shutdown.
15 to 20 minutes
Normal oil level is between _____ & _______
ADD & MAX HOT
What should occur if oil level is below ADD?
Service the oil level to MAX HOT
True/False: The sight glass provides the most accurate indication for checking oil level?
FALSE, it should not be used
The oil system has a capacity of _____ quarts.
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?
True/False: If the main oil filter becomes clogged, the engine can no longer sustain operation.
FALSE, a filter bypass valve allows unfiltered oil to continue to lubricate the engine
The EDM passes the oil pressure data to _________ computer that contains the logic to illuminate the CWS annunciators.
Signal Conditioning Unit (SCU)
Illumination of both the amber OIL PX & red OIL PX while the oil pressure gage indicates normal pressure indicates what?
A SCU failure
When will the Amber OIL PX come on, PCL IDLE
Oil PX 15-40 psi, no time delay
When will Red OIL PX and Amber OIL PX come on, PCL IDLE
OIL PX 15-40 psi, 5 seconds or more
When will Red OIL PX come on, PCL IDLE
OIL PX 15 psi, no time delay
When will Amber OIL PX come on, PCL Above IDLE
OIL PX 40-90 psi, 10 seconds
When will Red OIL PX come on, PCL above IDLE
OIL PX 40 psi or less, no time delay