TO 1T-6A-1 T-6A Flight Manual Flashcards
(142 cards)
What are the reasons for manually aborting a start?
-ITT Rate of Increase appears likely to exceed 1000 °C (hot start)
-ITT Appears likely to remain between 871-1000 °C for >5 seconds
-Normal N1 Increase is halted (hung start)
-No rise of ITT is evident within 10 seconds after fuel flow indications (no start)
-BAT BUS annunciator illuminates during start sequence
-PCL is moved or the ST READY annunciator extinguishes during the start sequence
What is the procedure for manually aborting a start?
PCL - OFF or STARTER SWITCH - AUTO/RESET
What does the Red BAT BUS annunciator mean?
Battery bus inoperative
What does the Red GEN BUS annunciator mean?
Generator Bus Inoperative
What does the Red PMU FAIL annunciator mean?
PMU Failure
What does the red GEN annunciator mean?
Generator inoperative
What does the red CKPT PX annunciator mean?
Cockpit overpressurization, pressure exceeds 3.9 to 4.0 PSI
What does the red CANOPY annunciator mean?
Canopy unlocked/unsafe
What does the red FUEL PX annunciator mean?
Fuel Pressure below 10 PSI in the motive flow/return flow supply line
What does the red OIL PX annunciator mean?
Oil pressure at or below 15 PSI, or oil pressure 15-40 PSI for 5 seconds at idle, or oil pressure at or below 40 PSI above idle
What does the red CHIP annunciator mean?
Engine chip detector indicates oil contamination
What does the red OBOGS FAIL annunciator mean?
OBOGS system malfunction
What does the red OXY CRIT annunciator mean?
Combined OBOGS FAIL and BOS FAIL annunciators
What does the amber CKPT ALT annunciator mean?
Cockpit pressure altitude above 19,000 Feet
What does the amber DUCT TEMP annunciator mean?
Environmental duct or defog duct above 300 °F
What does the amber HYDR FL LO annunciator mean?
Hydraulic reservoir fluid level below 55 cubic inches (1 quart)
What does the amber BUS TIE annunciator mean?
BUS TIE switch open, or bus tie inoperative
What does the amber FUEL BAL annunciator mean?
Fuel imbalance exceeds 30 lbs for 2 minutes, or fuel probe fail, or EDM fail
What does the amber EHYD PX LO annunciator mean?
Emergency Hydraulic Pressure at or below 2400 ± 150 PSI
What does the amber OBOGS TEMP annunciator mean?
OBOGS Temperature above 200 °F
What does the amber BOS FAIL annunciator mean?
BOS bottle oxygen pressure drops below 500 psi or bottle regulator malfunction
What does the amber OBOGS FAIL annunciator mean?
OBOGS System Malfunction
What does the amber TAD FAIL annunciator mean?
Rudder trim aid device failure
What does the amber L FUEL LO annunciator mean?
Left wing tank below approximately 110 lbs usable fuel