What is MARCH
Manual bypass valve
actuating cylinder
reservoir
check valves
hand pump
100
check valve
What is
To allow fluid to flow in one direction only
Or (Prevent Backflow)
100
pump
What is
to create a flow of fluid.
100
the purpose of aircraft brakes
what is
to create the friction necessary to prevent of stop the rotation of the aircraft wheels.
100
two classifications of pumps
What is constant displacment and variable displacement
200
basic components of a hydraulic system
What is SHARP
selector valve
hydraulic lines
actuating unit
reservoir
pump
200
Reservoir
What is
to hold the supply of fluid necessary for the operation of the hydraulic system.
200
Purpose or Function of an Accumulator
What is
Pupose: store a supply of fluid under pressure for normal and emergency use
Function: absorb shocks and surges and thermal expansion in the system
200
To create a flow of fluid in the ON position
Relieve thermal expansion and allow replacement of fluid lost by leakage in the OFF position
What is the purpose of the independents master cylinder
200
decontamination methods
What is
recirculation cleaning
purifying
flushing
purging
300
Aviation Hydraulic Manual
What is NA-01-1A-17
300
actuating UNIT
converts fluid energy into mechanical motion
300
pressure reducing valve
what is
reduces main system pressure to a lower predetermined subsystem pressure
300
power brake control valve ports
What is PBR
pressure
brake
return
300
contamination sources
What is
internal wear
failure of hyd system components
maintenance malpractice
poorly maintained support equipment
400
MIL Spec for Hydraulic Fluid
What is MIL-PRF-83282
400
5 hydraulic lines and purpose
What is
supply- reservoir to pump
pressure- pump to selector valve
working- selector valve to actuation
return- selector valve to reservoir
vent- excess fluid in reservoir over board
transmit fluid from one component to another
400
where does main system hydraulic fluid pressure operate in the power boost master cylinder
What is the boost chamber
400
Filter assemby and
4 types of elements used in Naval Aviation
What is
Assembly = head assembly / bowl / element
five-micron disposable (1-10)
stainless steal (15-25)
mironic (10-20)
sintered (25)
500
4 types of 1/2 wide tapes used to show hazards on lines.
What is
FLAMM- flammable
TOXIC- toxic and poisonous
AAHM- anesthetic and harmful materials
PHDAN- physically dangerous
500
7 additional compontents in a hydraulic system
What is
-filters -pressure gauge and snubber
-accumulators -restrictors
-check valves -pressure reducing valves
-relief vavles
500
power boost master cylinder 5 laws of 3
What is
3 purposes- creat fluid flow, greater press, aid pilot
3 positions- off, on, balanced
3 ports- pressure, brake, return
3 valves- inlet, outlet, poppet
3 chambers- brake, boost, boost piston