propellors

Question 1

how does the prop accumulator work

Answer 1

attached to each governor to enable unfeathering

Question 2

how is the prop feathered

Answer 2

prop control moved past feathering gate
oil leaves prop hub
counterweights and spring move blades to feather

Question 3

how is the prop unfeathered

Answer 3

prop control moved forward
check valve on accumulator opens
oil moves from accumulator to govenor