Parameters Flashcards
When inboard engine is run above 40% N1, the symmetrical engine must be within…
5% N1
Icing conditions are…
Below 50°F and moisture
Do not engage starter above…
25% N2
Engine starter duty cycle for starting
90 sec on, 60 sec off
90 sec, 60 sec
90 sec, 10 min off
Engine starter duty cycle for motoring…
5 min on, 10 min off
5 min, 30 min
5 min, 30 min
Starter light fails to go out 10 sec after 45% N2
• throttle to cutoff
• engine bleed air switch off
Air temp <32°F heat MEC…
10 min, 30 preferred
Temp is 32°F or below, ignition switch set to ignition after reaching…
50% N2
APU START/STOP switch to START, tachometer accelerates to…
100% rpm
APU EGT at ____ in GEN ONLY and ____ when in NORMAL MODE
800°F
1200°F
N2 rollback, EGT rises. DONT USE FUEL FLOW AS A STALL INDICATOR
Sub-idle start stall
No EGT rise by 10 sec
No-start
EGT exceeds 725°F
Hot start
EGT rise with no RPM increase
False start
Light off with EGT increase, slow acceleration and RPM stabilization below ground idle
Hung start