Limitations Flashcards
Aeronca thrust reverser: Circuit breakers in flight? Touch and go landings? Full reverse limited to? Flashing UNLOCK light after stow?
Do not pull CBs in flight
No reversers during touch n go’s
Full reverse limited to 60 kts
Flashing UNLOCK after stow = shut down engine
Fuselage fuel transfer
Prior to 2,250lbs in wings or limit speed to 325 KIAS
Max landing weight
15,300lbs
Va @ 18,300lbs (varies with altitude)
206 - 242 kts
Max start attempts
6
N1 ultimate overspeed (computer protection)
109%
Cabin altitude limiters activate
11,500ft +/- 1,500
LOW FUEL light illuminated
400-500lbs
Brew masks not approved above cabin altitude of…
40,000ft
Fuel remaining in fuselage tank after gravity transfer
162lbs
Required climb gradient formula
Required climb FT per NM/6,076
Mmo (any BLE missing)
M . 77
Max fuel in tip tanks for landing
925lbs
GPU amp limits
500-1,100 amp
Generator ground limits
320amp
Nose wheel steering authority up to 10 kts
45degrees
Max fuel in tip tanks prior to fuselage fuel transfer
760lbs
Emergency battery duration “STBY”
3hr 45min
Max temp for engine start
860 C
Generator airborne limits
400 amp
Do not operate NAC HEAT for more than…
10 sec when OAT > 50 deg F
Conforming oil - type 2
Mobil 254
VLo
200 KIAS
N2 overspeed (mechanical protection)
105%
Max cabin differential
10 psi
Alcohol endurance windscreen and radome
45min
Max continuous ITT
832 C
GPU over-voltage cut-out circuit
33volts
Oil reservoir capacity
6 qts
Vmca
110 KIAS
AVGAS used as EMERGENCY FUEL limits…
STBY (BOOST) and JET pumps = “ON”
Max Altitude = 15,000ft
Max 500 gallons per 100 hrs engine operation
Vmcg
103 KIAS
Nose wheel steering must be disconnected
45 knots
Aux hydraulic pump output
0.5 gal/min
VLe
260 KIAS
Hydraulic reservoir capacity (including reserve)
1.9gal
LOW HYD light turns off
1,250 psi or greater
Aux hydraulic pump operation times
3 min continuous, 20 min off
Secondary cabin differential relief valve limit
9.7 psi
Airborne starter-assist attempts
Max 3
Vfe 9-20 degrees
185 KIAS (FCN 85-6 = 200 KIAS)
Dee Howard thrust reverser limits: When must it be disarmed? Max crosswind Full reverse limit Max N1 when deployed
Disarmed immediately after takeoff
20kt demonstrated crosswind
Full reverse limited to above 50kts
Max N1 75% when deployed
Flaps down load factor limit
0G to 2G
Engine SYNC must be off for…
T/O, landing, & single engine ops
Emergency bleed air valves activate
9,500ft +/- 250
Vmo 8,000 and above
350 KIAS
Passenger masks prolonged use
25,000ft or lower
Fuel capacity (one recognition light)
6,238lbs
Oxygen pressure relief valve opens
2,700 - 3,000psi
N2 ultimate over speed (computer protection)
110%
Vfe 1-8 degrees
200 KIAS
Oxygen masks Auto-drop (cabin overhead lights on)
14,000ft +/- 750
Mmo (mach trim or A/P inop)
M . 74
Max tire speed
182 KIAS
Turbulent air penetration
M . 73/ 250 KIAS
Max Hydraulic pressure
1750psi
Ultimate pressure relief at 1700psi
What action MAY momentarily disable Anti-skid?
Selecting A/C “ON”
Nose tire inflation
104-114 psi loaded
105 +/-5 unloaded
Mmo
M . 81
Hydraulic fluid reserve (available to aux pump only)
0.4gal
CAB ALT light (control box reverts to manual)
8,750ft +/- 250
Max aircraft operating altitude
45,000ft
Min battery voltage to close battery or GPU relays
16 VDC
Min and Max oil pressure
Min 25psi
Max 55 psi
Max T/O weight
18,300lbs
If any 2 of the 3 Anti-skid lights are illuminated…
Nose wheel steering must be disconnected or speed less than 10kts
Max oil temp
140c
Max fuel out of balance with autopilot engaged (FC530)
200lbs
Cabin altitude horn activates
10,100ft +/- 250
LOW HYD light illuminated (aux pump off)
1,125psi or less
Anti-ice on prior to flight in visible moisture…
Takeoff= SAT < 4.4 degrees C In-flight = RAT 10 to -40 degrees C
Max tip & wing zero fuel weight
13,500lbs
May increase 14,000lbs if 500lbs fuel added to fuselage
N1/N2 overspeed (1min)
100-103%
N1/N2 overspeed (5sec)
103-105%
Max takeoff and landing altitude
10,000ft
Conditions to start A/C
Ammeters read below 250amps w/both engines running
One ammeter reads below 150amps if one engine running
Max water on runway
.25” T/O
.75” LDG
Emergency battery duration “ON”
30min
Hydraulic accumulator pre-charge
750-850psi
Max temp for takeoff (5min)
860 C
Minimum fuel temp
-54c
Vmo up to 8,000
300 KIAS
Brake energy limits
ABORTED TAKEOFF checklist
Main tires inflation
161-171 psi loaded
160psi +/-5 unloaded
Engine?
TFE-731-2-2B
Vfe 21-40 degrees
150 KIAS
Hydraulic fluid color and type
(Red) Mil-H-5606
Nose wheel steering authority at 45 knots
8 degrees
Max ramp weight
18,500lbs
Flaps up load factor limit
-1G to 3G
Primary cabin differential relief valve limit
9.4 psi
Check oil level within…
1 hour after shutdown
15 minutes is recommended
Prist/Quell 20oz can treats…
105-260gals
Do we take off or land while the cabin is pressurized?
No
Drag chute max deploy speed
150 KIAS
20 KIAS crosswind
Normal oil pressure
38-46psi
Recommended continuous ITT
795 C
Wait time between start attempts in minutes
1 ,1 ,15 ,1 ,1 ,60
Alcohol endurance radome only
2hr 9min
Min fuel each wing for takeoff or intentional go-around
600lbs per wing
Tip tanks out of balance for landing (demonstrated)
600lbs
Max tailwind
10 KIAS
Demonstrated crosswind
24.7 KIAS
Fuel remaining in tip tanks when jet pump inop
600lbs
Max Wing fuel imbalance during ground refueling
125gal
Max aft baggage weight
500lbs
