TM 55-1520-240-23-5
6-35
REPAIR TRANSMISSION SUMP (AVIM)
(Continued)
6-35
7.
Cut one patch of Kevlar fabric (E209) (6) for each
0.01 inch depth recorded in step 4. Cut to shape
of damaged area (3). Cut pieces to overlap and
match taper of shape. Cut another piece (7)
to extend beyond damaged area 1 inch in all
directions.
8.
Place fabric patches (6) in damaged area (3).
Trim to fit. Check that top piece (7) overlaps area
1 inch in all directions.
9.
Remove pieces (6 and 7) from sump (1).
10.
Measure 50 grams of resin (E47) and 6 grams
of hardener (E192).
Do not use styrofoam cup. Resin
melts styrofoam.
11.
Mix resin (E47) with hardener (E192). Use
polyethylene cup (E157) and wood spatula
(E424). Wear gloves (E184.1).
NOTE
Working life of resin mixture is about
1 hour.
12.
Coat damaged area (3) with resin mixture. Use
brush (E86).
13.
Beginning with smallest patch of fabric (6),
coat each patch with resin mixture and set it
in damaged area (3). Check that each patch
overlaps the patch below. Last patch (7) shall
overlap repair area 1 inch in all directions.
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