TM 55-1520-240-23-4
5-96
PREPARE PITCH LINK FOR SERVICE
5-96
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanics Tool Kit, NSN 5180-00-323-4692
Vernier Caliper, 24 Inch
Assembly Fixture (T18)
Materials:
Lockwire (E231)
Parts:
Cotter Pins
Personnel Required:
Medium Helicopter Repairer
Inspector
Equipment Condition:
Off Helicopter Task
References:
TM 55-1520-240-23P
General Safety Instructions:
Do not stake either rod end. Do not
place bearing in service with staked
rod end. Staking can cause pitch
link failure resulting in damage to
helicopter and injury to personnel.
1.
Remove barrier material (1) and tape (2).
2.
Measure distance A between centers of holes in
rod ends (3 and 4) on pitch link (5) to be replaced.
NOTE
If pitch link to be replaced is damaged
and original length is changed,
replacement link should be adjusted to
18.750 inches (aft) or 18.250 inches
(forward) between rod end centers.
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