TM 55-1520-240-23-10
16-9.1
INSPECT SUPPORT BEAM AND BEARINGS
16-9.1
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Materials:
None
Personnel Required:
Medium Helicopter Repairer
Equipment Condition:
Off Helicopter Task
1.
Measure diameter of trunnion (1) on each side
of beam (2). Diameter shall not be less than
1.37 inches.
2.
Check Teflon liner (3) in each bearing (4) for
wear. If liner is frayed or worn enough to expose
metal, reject bearing.
FOLLOW-ON MAINTENANCE:
None
END OF TASK
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