TM 55-1520-240-23-3
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REPLACE BUSHINGS IN FORWARD ENGINE MOUNT LUGS (AVIM)
(Continued)
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13.
Measure inside diameter (20) of hole (19).
Record measurement.
14.
Measure thru-bore thickness (21). Record
measurement.
15.
Make new shoulderless bushing (17) from steel
(E367) as follows:
a.
Make bushing length (22) equal to lug width
(21). (See measurement recorded in step
14.)
b.
Make outside diameter (23) of bushing
(17) 0.0008 to 0.0023 inch more than
inside diameter (20) of hole (19). (See
measurement recorded in step 13.)
c.
Make inside diameter (24) of bushing (17)
equal to 0.8144 inch.
16.
Coat inside of lug (4) with epoxy primer (E292).
Wear gloves (E184.1).
NOTE
Bushing must be installed in lug while
epoxy primer (E292) is still wet.
17.
Install new shoulderless bushing (17) in lug (4).
18.
Wipe off any excess epoxy primer (E292) from
lug (4). Use cloths (E135).
FOLLOW-ON MAINTENANCE:
None
END OF TASK
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