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the utility system normally operates what?
8 things
- flight controlls
- landing gear
- brakes
- nose wheel steering
- flaps
- Air refuling door (UARRSI)
- radar
- 25mm ASHS
-
the booster system operates what?
3 things
- flight controls
- 40mm/105mm TGM
- 105mm tube retrction
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the Aux system NORMALLY operates what?
2 things
-
in emergancy, the aux xyxtem operates what?
5 things
- brakes
- nose wheel ext
- nose wheel steering
- landing gear
- UARRSI door
-
what is incorporated in the utility system so that pressure from the aux system can be used for maint operations
ground test valve
-
what does the accumulator on the utility and boost system provide for?
reserve pressure and damping effect during demand pressure fluctuations
-
if booster system pressure dropes below _____psi, the ____ ______ begins to close, reducing flow to the guns and thereby maintaining adequate operating pressure for the flight controls.
-
what are the resivour qntys for the
booster
utility
aux
-
where is the landing gear emerg ext valve located
utility hydraulic pannel
-
where is the power transfer valve located
utility hydraulic pannel
-
what does the brake & radar isolation valve provide
a way to isolate the hydraulic lines that run outside of the aircraft armor
-
what does the rudder and elevator isolation valve provide
a way to isolate the hydraulic lines that run outside of the aircraft armor
-
if utility system pressure was lost due to a leak______ of the _____ ______ ______, the aux system should not be used for emerg landing gear ext
-
system pressures
NORMAL MAX
booster
utility
aux
- 29-32 3500
- 29-32 3500
- 29-33 3500
-
what is the pre-charge pressure in the utility system accumulator
1500 +- 100 psi
-
when the flaps are at 0-15% what is the system pressure
1300psi
-
when the flaps are at 15-100% what is the system pressure
3000psi
-
where is the rudder & elevator isolation valve located
aft of left wheel well above the 40mm
-
where is the brake and radar isolation valve located
FS 477 above the outside wall of the BMC
-
where is the priority valve located
FS 620 center celing
-
how does the prority valve work?
if booster pressuer drops below 2250 psi, pressure to TGM drops directing all the pressure to flight controlls
-
where is the 25mm isolation valve located
- behind the 25mm ASHS forward of the utility system
- switch is on the LWCP
-
where is the 25mm TGM isolation valve located
FS 260 forward of the 25mm
-
where is the 40/105mm isolation valve located?
- FS 630 on the gun deck wall above the 40mm
- the switch is located on the LWCP
-
flight controlls are tied to what hydraulic sytstems
utility/booster
-
landing gear is operated by what hydro system normally,
in emerg
-
brakes are operated by wich hydro system norm, emerg
-
nose wheel steering is operated by what hydro system normally,in emerg
-
flaps are operated by what hydro systems
-
UARRSI is operated by what hydro system normally,in emerg
-
the radar is operated by what hydro system normally
utility
-
25mm ASHS is operated by what hydro system normally
utility
-
40mm/105 tgm is operated by what system
booster
-
105mm tube retraction is operated by
booster
-
ramp and door operated by
aux
-
25mm TGM is operated by
aux
-
emerg brakes operated by
aux
-
emerg nose wheel ext operated by
aux
-
emerg nose wheel steering operated by
aux
-
emerg landing gear operated by
aux
-
emerg UARRSI door operated by
aux
-
what kind of pressure gauge is on the aux pump
direct measure
-
where are the booster, utility and aux remotly controlled system pressure indicators
Hudraulic control pannel- co-pilots shelf
-
where is the switch for the rudder and elevator isolation valve
on the UTIL HYD PWR ISLN pannel
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