Powerplant and Propeller Flashcards
During engine start, after the condition lever has been advanced to introduce fuel, __________ seconds is the maximum amount of time before an ITT indication is observed.
10 seconds
The pilot may advance the appropriate condition lever during engine start when _________% minimum N1 is reached.
12%
Place the IGNITION AND ENGINE START switch to OFF during engine start when _______% minimum N1 is reached.
51%
Acceptable oil level when checking with a dipstick is from _______ to ______ quarts low.
FULL to 4 quarts
The igniters will be active if power is reduced below approximately _________ ft-lb torque when the auto-ignition is armed.
400 ft-lb
If the pilot observes an rpm increase in flight, without case, the propeller rpm should be approximately _________ rpm if only the primary governor has failed, but the overspeed governor is working correctly.
2288 rpm
PROPELLER ROTATIONAL SPEED LIMITATION
Normal situations
2200 rpm
PROPELLER ROTATIONAL SPEED LIMITATION
Reverse
2100 rpm
Reverse power operation is limited to one minute.
PROPELLER ROTATIONAL SPEED LIMITATION
Transients not exceeding 5 seconds
2420 rpm
PROPELLER ROTATIONAL OVERSPEED LIMITATION
The maximum propeller overspeed limit is _________ rpm and is time-limited to _______ seconds. Sustained propeller overspeeds faster than ________ rpm indicate failure of the primary governor. Sustained propeller overspeeds faster than __________ rpm indicate failure of both the primary governor and overspeed governor.
2420 rpm / 5 seconds
2200 rpm
2288 rpm
The observed ITT of ________°C during engine start should not be exceeded.
1090 °C (2 seconds)
Maximum continuous ITT (takeoff, climb, cruise)
695 °C
Torque - Takeoff, Maximum continuous
1315 ft-lb
Torque - Max transient
1500 lb-ft (2 seconds)
N1 - Takeoff, max continuous
101.5%
N1 - Max transient
102.6%
ITT - Max transient
825 °C (2 seconds)
Minimum oil temperature for starting
-40 °C
Minimum oil pressure at idle RPM
40 psi
Oil pressure maximum transient
200 psi
Oil pressure between ____ and ____ psi is undesirable; it should be tolerated only for the completion of the flight, and then only at a reduced power setting.
40 and 80 psi
Oil pressure below ______ psi is unsafe; it requires that either the engine be shut down, or that a landing be made at the nearest suitable airport, using the minimum power required to sustain flight.
40 psi
Oil temperature - Takeoff and maximum continuous thrust
(Minimum _____ recommended)
10-99 °C
(Minimum 55°C recommended)
Oil pressure - Takeoff and maximum continuous thrust
80-100 psi
