TM 10-5410-221-24
Note. Do not stress the cemented area for at
an approved solvent to remove dust and foreign material.
Do not allow excess solvent to collect at edges of seams.
least 4 hours after cementing.
b. Patching Holes. Apply patches to small holes
If the area is painted, remove all paint; adhesive will not
adhere to painted surfaces. Dampen a clean cloth with
in fabric as follows.
approved solvent and rotate over the area until all paint
Note. Immediate repair of small pin or nail
is removed.
holes is not required. However, repair of small holes
(2) Apply first coat of adhesive (from repair
should be made as soon as it is convenient to do so.
kit) to both surfaces to be cemented in medium to heavy
(1) Cut a round patch from the bulk material
coats. Brush back and forth to work adhesive in.
provided in the repair kit. Use a one inch diameter patch
Note. Coated side of fabric (side with smooth
for holes up to 1/16 inch, a two inch patch for holes up to
slick surface) requires only one coat of adhesive.
1/4 inch and a 3 1/2 inch patch for holes up to 1/2 inch.
Uncoated side of fabric requires three coats of adhesive.
For larger holes, cut a patch large enough to allow a
The first coat of adhesive should be applied within 30
three inch overlap beyond the edges of the. hole.
seconds after cleaning. If more than 30 seconds
(2) Clean both the area to be patched and the
elapses, reclean surfaces.
Thin adhesive with an
patch, then apply, and activate adhesive as described in
approved solvent as required to obtain smooth brushing
paragraph a, above.
consistency.
Note.
Clean and apply adhesive to the
(3) Allow adhesive to dry to a tacky
proper side of the patch so that after installation the
condition (approximately 15 min.) before applying next
same color will be visible on the patch and the shelter.
coat. Test for proper drying of adhesive by lightly
(3) Join the adhesive surface of the patch to
pressing finger-knuckle against the adhesive surface. If
the adhesive surface of the shelter. Squeeze out all air
there is a snap when the knuckle is pulled away from the
bubbles between joined surfaces.
adhesive, the surface is ready for another coat of
Note. The patch should be laid on gradually,
adhesive.
one side on the other or from the center to the edges, to
Note. Drying time will differ under cold or
minimize the possibility of entrapped air. Use two men to
externally hot weather conditions. In direct sunlight at
apply patches larger than four inches, one to hold the top
70F or higher, the drying time required between coats of
edges up and away from prepared surface while the
adhesive is approximately eight minutes.
other starts applying patch evenly and smoothly from the
(4) Apply a second even coat of adhesive to
bottom. This will prevent the patch from wrinkling and
both surfaces. Allow second coat to dry to a tacky
forming air bubbles.
condition as determined in step (3), then apply a third
(4) Press the joined surfaces together using
even coat of adhesive.
roller provided in repair kit.
(5) Activate the adhesive surfaces by wiping
Note. Pressure is important for a good bond.
the surfaces with a clean cloth wet (not damp, not
Be sure the fabric is backed up against a smooth hard
dripping) with approved solvent.
surface.
Note. This activates the adhesive and makes
(5) After pressing, dust the cemented areas
the surfaces ready for joining, this can be done up to
with talc or powered soapstone.
eight hours after second coat of adhesive. Otherwise
c. Patching Tears. Apply patches to the outside
apply one more coat of adhesive.
of a tear as follows.
(6) Press the adhesive surfaces together
(1) Trim off loose threads from the tear with
using rubber roller provided in repair kit. Be sure the
shears provided in the repair kit.
fabric is backed up against a smooth, hard surface to
(2) Cut a patch from bulk material provided in
provide pressure and ensure a good bond.
After
repair kit, large enough to allow a two inch overlap
completion of cementing procedure, dust the cemented
beyond torn edges.
area with talc or powdered soapstone to cover up any
exposed adhesive.
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