TM 55-1520-240-23-5
6-31
REPAIR RIVETED ENGINE DRIVE SHAFT
(Continued)
6-31
NOTE
Repair a left or right engine drive shaft
in same way. Right shaft shown.
1.
Remove light scratches, corrosion, and nicks
from outside edge of plates (1 and 2). Do not go
deeper than 0.001 inch.
2.
Blend out nicks, scratches, and gouges on face
of plates (1 and 2). Use abrasive pads (E2). Do
not go deeper than 0.001 inch.
3.
Blend out scratches, nicks, and gouges on tube
(3) with abrasive pads (E2). Do not go deeper
than 0.010 inch. Keep a blend radius of at least
0.5 inch.
4.
Remove nicks, scratches, or gouges on adapters
(4) by light hand polishing. Use abrasive pads
(E2). Do not go deeper than 0.001 inch. Reject
shaft assemblies if defects cannot be removed
by polishing.
INSPECT
Epoxy primer (E292 or E293) is
flammable and toxic. It can irritate
skin and cause burns. Use only with
adequate ventilation, away from at or
open flame. Avoid contact he skin,
eyes, or clothing. In case of contact,
immediately flush skin or eyes with
water for at least 15 minutes. Get
medical attention for eyes.
5.
Touch up tube (3) as needed with two coats of
epoxy primer (E292 or E293). Touch up adapters
(4) with epoxy primer (E292 or E293). Wear
gloves (E184.1).
FOLLOW-ON MAINTENANCE:
Close engine transmission fairing access cover (Task
2-2).
Install engine air inlet screens (Task 4-79).
Install engine drive shaft access cover (Task 2-2).
Close pylon lower fairing (Task 2-2).
Close pylon access doors (Task 2-2).
END OF TASK
6-96
