TM 55-1520-240-23-3
3-41
REPAIR AFT LANDING GEAR SHOCK STRUT (AVIM)
3-41
INITIAL SETUP
Applicable Configurations:
All
Tools:
Machine Shop Set, NSN 4920-00-405-9279
Arbor Press
Roller Staking Kit (T169)
Materials:
Crocus Cloth (E122)
Epoxy Primer (E292)
Polyurethane Paint (E285.3)
Acetone (E20)
Gloves (E184.1)
Sealant (E345.1)
Parts:
Bearings
Liners (APP E-53)
Personnel Required:
Machinist
Inspector
References:
TM 55-1520-240-23P
TM 55-1500-322-24
MIL-R-46082
Equipment Condition:
Off Helicopter Task
General Safety Instructions:
Acetone (E20), epoxy primer (E292)
and polyurethane paint (E285.3)
are flammable and toxic. They can
irritate skin and cause burns. Avoid
inhaling. Use only with adequate
ventilation. Avoid contact with skin,
eyes, or clothing. Keep away from
heat, sparks, or open flame. In case
of contact, immediately flush skin
or eyes with water for at least 15
minutes. Get medical attention for
eyes.
NOTE
Same procedure is used to repair left
or right shock strut.
REPAIR STRUT SURFACE
1.
Remove minor nicks, burrs, scores, scratches,
and pits on shock strut (1). Use crocus cloth
(E122).
2.
Touch up reworked areas with primer (E292)
and polyurethane paint (E285.3). Wear gloves
(E184.1).
3.
Check condition of bearings (2 and 3). If bearings
are good, go to Follow-On Maintenance. If either
bearing must be replaced, go to step 4.
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