3-13.9 through 3-13.13.5.5 Flashcards
Airplane Cold Soak
Before first flight of the day, cold soaked airplane -30 C (-22 F) or below for more than (8) eight hours
- Engine must be motored for 60 seconds and fan rotation must be verified before and engine start is initiated
- Thrust reversers must be actuated until the deploy and stow cycles are (2) two seconds or less
Continuous Engine Ignition
Must be during the following:
- Takeoffs and landings on contaminated runways
- Flight through moderate or heavier intensity rain
- Fight through moderate or heavier intensity turbulence
- Flight in the vicinity of thunderstorms
Reduced (FLEX) Takeoff Thrust
NOT authorized when:
- Wing and/or cowl anti-ice bleeds are in use
- Runway is contaminated with standing water, slush, snow, or ice
- Warnings or forecasts of windshear or downdrafts exist (including LLWAS advisories)
- Antiskid system is inoperative
- the engine cannot achieve full rated thrust
Associated Starter Conditions
Starter must not be used if indicated N2 rpm exceeds
45%
Associated Starter Conditions
At initiation of thrust lever movement from SHUT OFF to IDLE
- ITT must be 120 C or less for all ground starts
2. ITT must be 90 C or less for all air starts
CRJ Starter Cranking Limits Engine Start (Ground)
Start - 1 & 2
Maximum time on - 90 secs.
Followed by - 10 secs. cool down
Start - 3 through 5
Maximum time on - 90 secs.
Followed by - 5 minutes cool down
CRJ Starter Cranking Limits
Engine Start or Motoring (Flight)
Start - 1
Maximum time on - 120 secs.
Followed by - 10 secs. cool down
Start - 2 through 5
Maximum time on - 60 secs.
Followed by - 5 minutes cool down
CRJ Starter Cranking Limits
Motoring (Ground)
Start - 1
Maximum time on - 90 secs.
Followed by - 5 minutes cool down
Start - 2 through 5
Maximum time on - 30 secs.
Followed by - 5 minutes cool down
Engine Relight Limitations
Windmilling
Altitude from 25,000’ to sea level:
Speed 250 KIAS to VMO and 7.2% N2 minimum
Engine Relight Limitations
Starter Assisted
Altitude from 21,000’ to sea level:
Speed from VREF up to VMO and from 0 to 45% N2
Engine Relight Limitations
All-Engine -Out Rapid Relight
Altitude from 10,000’ to sea level:
FADEC rapid relight capability has been demonstrated at 200 KIAS for up to 15-second fuel interruptions