FT4290 GK Flashcards
Reasons to Abort the start
- ITT exceed 1000C
2.ITT 871-1000C >5sec
3.Normal N1 increase halted - No ITT rise within in Sec of FF
5.Bat Bus Annunciator - PCL is moved or ST READY goes out
When is a motoring run procedure required
If fuel is introduced
red BAT BUS
BAT BUS inop or BAT BUS CWS circuit breaker
red GEN BUS
GEN BUS inop or GEN BUS CWS circuit breaker
red PMU FAIL
PMU Failure
red GEN
Gen inop
red CKPT PX
cockpit over pressurization, Px exceed 3.9-4.0psi
Red CANOPY
Canopy unlocked/unsafe
Red FUEL PX
Fuel pressure in motive flow line <10psi
red OIL PX
Oil PX is….
Below 15 psi
15-40 psi for 5 sec at IDLE
below 40 PSI above IDLE
red OBOGS FAIL
OBIGS sys malf
red CHIP
CHIP detector indicates oil contamination
amber CKPT ALT
CKPT px alt above 19,000 ft
amber DUCT TEMP
environmental duct or defog duct above 300*F
amber HYDR FL LO
HYD res fluid level below 1 QT
amber BUS TIE
Bus tie inop or open
amber FUEL BAL
fuel imbalance exceed 30lbs for 2 min
Fuel probe/EDM fail
amber EHYD PX LO
emergency accumulator @ or below 2400 +/-150 psi
amber OBOGS TEMP
OBOGS above 200*F
amber TAD FAIL
Trim aid device fail
amber L/R FUEL LO
Wing tank below 110lbs usable fuel
amber PMU STATUS
PMU detected in flight fault, or WOW
amber OIL PX
Oil PX is…
15-40PSI at IDLE
40-90PSI above IDLE
Land as soon as possible definition
an emergency shall be declared and a landing accomplished at the nearest suitable landing area considering severity, wx, field facilities, ambient lighting and command guidance