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A
737-300/400/500MAINTENANCE MANUAL
(i)
Make sure the main landing gear retracts and extends correctly (AMM 32-32-00/501).
(j)
Lower the airplane from the jacks (AMM 07-11-11/201).
S 212-006
(2) Do the inspection of the nose landing gear and support structure.
(a)
Make sure the shock strut pressures are normal and the hydraulic fluids are at the correct levels (AMM 12-15-41/301).
(b)
Lift the nose of the airplane with jacks (AMM 07-11-11/201).
(c)
If you found tire damage in Phase 1, do the steps that follow: 1) Remove and examine the wheel structure 2) Examine the axle.
(d)
Examine all structural components of the nose landing gear and carefully examine the components that follow: 1) Shock strut 2) Torsion links 3) Drag strut 4) Lock links 5) Drag brace link 6) The attach nut of the orifice support tube (signs of fluid
leakage).
(e)
Examine the wheel well area and carefully examine the parts that follow: 1) Web (the left and right sidewalls) 2) Aft bulkhead 3) Trunnion attachments 4) Drag strut attachments
(f)
Examine the wheel well bulkheads and fuselage outboard of nose wheel well at (Body Stations 294.5 and 360).
NOTE: You can do this inspection on the forward side through
____ the access holes in the sidewalls of the nose wheel well. Examine the aft side of the bulkhead at Body Station 294.5 from the electronics compartment.
(g) If one or more of the conditions that follow occurred; remove, disassemble, and examine all parts of the shock strut (AMM 32-21-11). 1) The shock strut pressures were sufficiently low to cause
damage. 2) The hydraulic fluid levels were sufficiently low to cause damage.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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A
737-300/400/500MAINTENANCE MANUAL
3) You found damage to one or more of the parts during your inspection of the landing gear.
NOTE: Do not remove the orifice support tube to examine
____
it.
(h)
Make sure the steering system is adjusted and operates correctly (AMM 32-51-00/501).
(i)
Make sure the nose landing gear retracts and extends correctly (AMM 32-33-00/501).
(j)
Lower the nose of the airplane from the jacks
(AMM 07-11-11/201).
S 212-007
(3) Do the inspection of the fuselage.
NOTE: If you find external damage to the fuselage, always examine
____
the adjacent internal structure.
(a) Examine the lower fuselage structure.
NOTE: Examine carefully in the area below the body crease from
____
Body Station 727 to 100 inches aft.
(b)
Examine carefully these components (Body Stations 540 through 727A): 1) Keel beam chords 2) Stiffeners 3) Webs and splices.
(c)
Also examine carefully the top of the fuselage between S-6 left and S-6 right (Body Stations 540, 664, and 727).
(d)
Examine the upper and lower fuselage skin panels forward and aft of the wing.
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