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ATR72 600 HYDRAULICS Exam Questions with Correct Answers Verified by Experts| Latest Update

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ATR72 600 HYDRAULICS Exam Questions with Correct Answers Verified by Experts| Latest Update

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ATR72 600 HYDRAULICS Exam Questions with Correct Answers Verified by Experts| Latest
Update

How many hyd accumulators are they and what are they charged to? -3 (syst&brk)
-Charged min 1500psi.
Norm ops 3000psi.



Where does the emergency braking get pressure from? Emergency brk accumulator.
If >1600psi, up to 6 applications.



What does the Blue hyd syst supply? (5) -NWS
-Prop Brk
-Spoilers
-Flaps
-Emer and parking brake



What does the green hyd syst supply? (2) -LDG gear ext and ret
-Norm braking



How is the hyd syst pressurised? 2 ACW motor driven pumps
Blue CCT aux DC motor driven pump



Function of pedestal hyd gnd aux sw? -Energises aux pump for 30s via HOT MAIN BATT BUS
-Batt sw not req to be on



What hyd fluid is A/C approved? -Skydrol
-Hyjet IV

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