Hydraulic Limits Flashcards
Continuous hydraulic pressure operating range is _____ PSI.
2800-3350
HYD PRESS caution light illuminates at _____ PSI.
900 +/- 100
Maximum limiting airspeed for the landing gear is _____.
200 KIAS
Landing gear normally retracts and extends in approximately _____.
6 seconds
Auxiliary landing gear extension may take up to _____.
30 seconds
With the gear handle up, throttle below midrange, the gear horn will come on when below approximately _____, and approximately _____ MSL.
160 KIAS; 10,000’
Normal gear extension/retraction uses the _____ hydraulic system.
Left
With the emergency brake handle pulled, _____ is not operational.
Anti-skid
With right hydraulic pressure available, pulling the emergency brake handle will provide _____ brake applications.
Unlimited
With a failure of the right hydraulic system, the emergency hydraulic accumulator will provide a minimum of _____ full brake applications.
5
Anti-skid prevents application of brake pressure until wheels have spun up to _____, anti-skid protection then continues to _____.
25 knots; 10 knots
Normal wheel braking and anti skid use the _____ hydraulic system.
Left
Maximum limiting airspeed for flap extension is _____ KIAS.
200 KIAS
Airspeed ‘Q’ sensor will retract the flaps in the range _____ KIAS.
185-210
When decelerating, airspeed ‘Q’ sensor will extend the flaps to the selected position at _____.
190 KIAS
Selecting FLAP EMER RETR will allow air loads to retract flaps from 20° (DN) to less than _____, or from 7° (MVR) to _____.
15°; 0°
Flaps will _____ with either a left hydraulic failure or electrical failure.
Hold position
Flap extension/retraction uses the _____ hydraulic system.
Left
Maximum deflection of speedbrakes on the ground is _____, while deflection is limited to _____ in flight.
100%; 80%
Due to additional aileron deflection, speedbrakes provide an increased roll rate when extended _____.
20%-40%
For normal landing configuration, extend speedbrakes _____.
40%
Speedbrakes fully extend and retract within _____.
3 seconds
After an electrical failure, speedbrakes will _____ hydraulically.
Retract
If the associated hydraulic system fails, speedbrakes will _____.
Hold position
Speedbrakes use the _____ hydraulic system.
Right
On takeoff roll, rudders become aerodynamically effective at _____.
50 KIAS
Full rudder travel is limited to _____ when above _____.
8 deg; 240 KIAS
At slow airspeeds, rudder pedals can deflect the rudders _____.
25°
At slow airspeeds, SAS yaw trim can deflect the rudders _____.
10°
If hydraulic pressure is still available, the manual reversion flight control system (MRFCS) may require up to _____ for full transition.
14 seconds
Aileron tabs will fully shift within _____ when MRFCS is activated.
4 seconds
Hydraulic pressure bleeds off within _____ when MRFCS is activated.
10 seconds
Nosewheel steering generates up to _____ of nosewheel deflection.
55°
The A-10C is capable of a 180° turn on a runway _____ wide.
50 feet
Nosewheel steering uses the _____ hydraulic system.
Left
With wing slats extended, aerodynamic drag increases by _____ units.
2
Wing slats are extended by the _____ hydraulic system.
Right
Each aileron actuator is powered by _____ hydraulic system(s).
Both
Each rudder actuator is powered by _____ hydraulic system(s).
One
Each elevator actuator is powered by _____ hydraulic system(s); however, mechanical crossover shafts connect each actuator and elevator.
One
Max crosswind to land with both hydraulic systems operating is _____.
35 knots
Max crosswind to land with one hydraulic system operating is _____.
30 knots
Max crosswind to land for upgrading pilots during/prior to IQ is _____.
25 knots
Max crosswind to land after complete hydraulic failure is _____.
20 knots
