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23 Cards in this Set
- Front
- Back
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hydraulic fluid decomposed by heat or toxic gases released |
can cause -dermatitis -irritation to skin and eyes |
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hydraulic patch test |
test to measure metallic and non metallic contaminates levels in a/c and support equipment |
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particle contamination in hydraulic fluid |
can degrade or lead to system failure |
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4 hydraulic pumps |
-1 -2 -back up -utility |
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#1 and #2 pump modules |
-located on input module inside hyrdaulics bay -provide hydraulics fluid for flight controls |
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Back up pump |
-forward port side of bay -backup in case of prim failure to charge apu accumulator and operate rescue hoist |
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utility pump |
stbd side of main transmission in m/r/h pylon |
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hydraulic pump reservoir |
-in oil cooler compartment - for sonar reeling machine and rescure hoist ops |
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h-60h/b pump |
-3 *1,2 and backup -backup rescue hoist use |
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transfer modules |
-inboard of each transmission-driven pump modules -provide transfer of hydraulic pressure sources |
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hydraulic servicing fill pump and reservior |
right side of upper deck |
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tail rotor servo |
in tail gear box |
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selector valve placed in one of four port positions |
directs hydraulic fluid from the hand pump reservior to three pump modules or to the rotor brake master cylinder |
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hand pump reservior holds |
1.3 quarts of hydarulic fluid |
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priority valve opens and closes |
-minimum pressure of 2,500 psi -close at 2,150 psi - 2,250 psi |
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closing priority valve isolates |
-rescue hoist in event of reduction in hydraulic pressure |
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reservior |
store hydraulic fluid |
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h-60f/r/s has 5 reservoirs |
-#1 hyrdraulic pump -#2 hyd pump -back up hyd pump -servicing reservior hyd bay -utility hyd pump |
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h-60h/b has 4 reservoirs |
-#1 hyrdaulic pump -#2 hyd pump -back up hyd pump -servicing reseroir in hyd bay |
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primary servos |
forward aft lateral -absorbs feedback force from main rotor |
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daul stage tail rotor servo |
one star pressurized and back up pump pressurizes others |
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pilot assist servos |
reduce loads at collective and rudder pedals, and longitudinal loads at cyclic |
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rescue hoist |
electrically controlled and hydraulically powered |
