Limitation Double Box Flashcards
MAXIMUM RAMP WEIGHTS
700 - 75,250 lbs
900 - 85,000 lbs
Maximum Takeoff Weights
700- 75,000 lbs
900- 84,500 lbs
MAXIMUM LANDING WEIGHTS
700 - 67,000 lbs
900 - 75,100 lbs
COWL ANTI-ICE ON GROUND
Oat is 10 or less and visible moisture is present
When operating on contaminated runways, ramps and taxiways. (Snow, ice, slush or standing water)
COWL ANTI ICE IN FLIGHT
Icing conditions:
TAT +10 or less down to SAT -40
AND in visible moisture
Cowl on when:
In icing conditions Or
When ICE is annunciated
WING ANTI ICE For takeoff
OAT -5
Visible moisture (1 mile or less vis)
Contaminated runways
Turn on just before thrust advance when type II or IV device has been applied
WING ANTI ICE IN FLIGHT
TAT -5 to -40 and visible moisture
Below 230 IAS
in icing conditions or
ICE annuciated
Don’t hold with slats or flaps out
SLD
Prohibited in SLD
Wing and cowls on in SLD conditions
Leave when ice builds on side windows
Critical Areas
Takeoff prohibited when contaminated.
They are: Upper fuselage Wings Control surfaces Horizontal stab Vertical stab Engine inlets
MAX TAILWIND (component)
10 knots
CAN YOU USE HIGH POWER SCHEDULE SWITCH?
NO
ENGINES
MAX ITT for ground start?
815c
ENGINES
Ground start…Oil Pressure limits
182 psi….must be at 95 psi by 10 minutes after start
This happens in cold weather, cold soak
HOW LONG CAN YOU USE TAKE OFF POWER ON NORMAL TAKEOFF WITH BOTH ENGINES?
5 minutes
How long can you use APR when single engine?
10 minutes
You’re on a quick turn…you push starter…n2 goes to 20% and keeps climbing…what must ITT be below before you add fuel?
120 C
WHEN MUST YOU USE CONTINUOUS IGNITION
CONTAMINATED RUNWAYS
RAIN…MODERATED OR HEAVIER
IN TURBULENCE
IN THE VICINITY OR THUNDERSTORMS
You cannot Flex when…..
Anti ice is used On contaminated runways When LLWS warnings/advisories in effect Anti skid is inop Full rated thrust cannot be achieved
STARTER LIMITS
GROUND 1-2
90 seconds, 10 second cool down
STARTER LIMITS GROUND 2-5
90 seconds, 5 minute cool down
STARTER LIMITS IN FLIGHT
1st: 120 seconds and 10 second cool down
2-5: 60seconds and 5 minute cool down
MOTORING (cold soak)
1st 90 seconds, 5 minutes cool down
2-5 30 seconds, 5 minute cool down
Max fuel imbalance
Takeoff - 300 lbs
Flight - 800 lbs
Takeoff with fuel in center tank…you cannot have more than 500 lbs in the center tank unless…
Each wing has more than 4400 lbs
How many times can you start or try to start APU per hour?
3 times, With 2 minute cool down
Max Mach in RVSM?
700 is .83
900 is .82
VFE. Flaps 1 and 8
230
VFE Flaps 20
220
VFE FLAPS 30
185
VFE FLAPS 45
170
Landing gear extension…and locked
220
Landing gear retraction
200
Turbulence penetration speed
280 or .75…whichever is less
Autopilot engaged on takeoff minimum Alt?
600 AGL
Autopilot use….700 and 900…two engine
Precision 3.5 degree slope or less?
Use down to 80 AGL
Autopilot use 700 and 900
Non precision approach?
Down to 400 AGL
Autopilot use CRJ 700 only, greater than 3.5 degree slope but not more than 4 degree slope.
autopilot Off by 120 feet.
Any greater than 3.5 cannot be used in the 900
Single engine autopilot use in the 900
precision approach only, no greater than 3.5 degree slope, and off at 110 feet
Battery Power (DC) time limit
5 minutes, so as not to burn out displays
Slats and flaps use…
Enroute use prohibited
No slats or flaps above 15000
Spoilers.
Don’t use below 300 AGL
Only use if faster than vRef plus 10
