Hyd Sys Flashcards
Hyd Systems
- Utility
- Auxilary
- Booster
Utility Hyd Powered by and Pressures what?
- EDPs 1 and 2
- 1/2 Flight controls
- Flaps
- Aerial Refueling
- Gear
- NWS
- Normal Breaks
Booster Hyd Powered by and Pressures what?
- EDPs 3 and 4
- 1/2 the flight controls
Auxilary Hyd Powered by and Pressures what?
- Electric pump on ESS AC Buss w/ Hand Pump Backup
- Ramp
- Door
- Emerg Brakes
- Emerg Nose Wheel Ext
- AR Pod Reel
- Utility ground test
Utility And boost Hyd Suction Boost Pump power
- HYD SUCT PUMP MCB
- ESS AC Bus
Reservoirs
Utility- 5.5
Aux- 5.3 gal
Boost- 3.1 gal
Hyd Pressures
- Utility/Boost: 2900 - 3200psi
- Aux: 2760 - 3200psi
Hyd Accumulator Preload
- Utility/Booster/Nom Brake: 1500 ± 100psi
- Emerg Brakes: 1000 ± 100psi
- Aerial Refuling: 1350 ± 50psi
Norm Brake:
Pressure ________
Minimum for One Application ________
2900-3200psi, 2250psi
Emerg Brake:
Pressure ________
Minimum for One Application ________
2900-3300psi, 2900
Emerg Brake Select btn
- Closes norm Brake
- Opens EMERG Brake Vlv
- Anti Skid off
Anti-Skid on if
- Sw On
- Parking Brk released
- Gear not up
- Emerg Brks off
Rudder Boost
- <15%: 1100-1390psi
- >15%: 2900-3200psi
Aileron Boost
5 Conditions
- High Limit: 2860-3115psi
- Low Limit: 1960-2140psi (if)
- A/S < 270
- LAT AutoPilot not engaged
- Hyd Press Norm
- Aileron Transducers not Failed
- Prop speed of two cross sides >80%
Never do with a HYD HI warning
- Pull Fire Handle
- Turn ENG PUMP OFF
NWS Taxi Speeds
- 20° @ 20kts
- 60° @ 5kts
Stick Pusher test Duty Cycle
5 minutes between each test
Aileron Trim operates the Trim tab on the _______ wing.
Left
Wheel Speed Limit
Nose: 139kts
Main: 174kts
On approach, the autopilot may be used no lower than _____ ft _____ for precision approach, or _____ on a non-precision approach.
200”, HAT, MDA
