Hydraulic Subsystems
T-45C TS, ADV & IUT ENG-11
PRESENTATION
Sg 1, fr 2
Lesson Organization
HYDRAULIC SUBSYSTEMS
I.
Landing gear system 1.5.4.1.1.1, 1.5.4.1.1.1.1
* Landing gear system
A.
Major components
* Landing gear-related
components
1.
Main landing gear (MLG)
a.
Shock strut: mechanically connects shock
Sg 1, fr 3
absorbing piston tube, side brace, retraction
Fig 1: Main Landing
actuator, and trailing arm
Gear (MLG) Major
Components
b.
Piston tube (also known as an oleo): shock
absorber to cushion force of landing
NOTE: Approximately 7/8 to 1 7/8 inches of
exposed chrome required for normal wheel strut
(aircraft at 13,000 lbs).
Retract/Extend
Actuator
Lock
Link
Lock
Link
Side Brace
Retract/Extend
Actuator
Piston Tube Oleo
Shock Strut
Trailing Arm
VIEW
VIEW
LOOKING
LOOKING
AFT (RMLG)
OUTBOARD (RMLG)
Figure 1: MAIN LANDING GEAR (MLG) MAJOR COMPONENTS
(9-98) Change 4
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