TB 43-0213
Section Ill. RUSTPROOFING PROCEDURES
Rustproofing Procedures.
obtain minimum five mil dry film thickness. If needed,
6-4.
the vehicle can be resprayed to reach proper thickness.
b. Spraying Pressure. The rustproofing compound
CAUTION
should be applied to sheet metal structural members in
even coats. An acceptable starting point to maintain an
Do not spray any portion of moving compo-
even spray pattern, is 40 psi (276 kPa), but adjustments
nents, transmission, transfer case, cylin-
may have to be made due to temperature changes and
ders, pumps, valves, prop shaft, exhaust
differences in rustproofing compound.
system, rubber bump stops, brakedrums,
backing plates, parking brake linkage, en-
c. Rustproofing Underbody (M1008 Series) (see
gine linkage, or air intake systems. Cover all
areas with paper where necessary.
(1) Insert flexible tool as far as possible into the
NOTE
ends of the body support channels A through F, and
cargo bed channels G through R. Slowly withdraw tool
There are areas where a 10 mil wet film
q
while spraying.
thickness cannot be attained without
wasting a large amount of compound. In
(2) Use short rigid tool to complete spraying of
those areas, complete coverage of the
all accessible areas of the underbody.
surface area is necessary at whatever
thickness is obtainable.
(3) Use 90 degree short tool to spray all those
areas that were inaccessible with the cone spray tool,
For rustproofing procedures of specific
q
such as framerails, bed side walls, and wheel lips and
body items refer to Figure 6-10 through
wells.
Figure 6-27.
(4) Use short rigid tool to spray the bottom side
a. Dry Film Thickness Requirements. A five mil dry
of the fuel tank and both sides of the fuel tank shield.
film thickness is required for adequate rustproofing
Also spray all accessible areas of the radiator cowling
protection. A 10 mil wet film thickness is required to
underside.
TA504828
Figure 6-10. Rustproofing Underbody (M1008 Series).
d. Rustproofing
Underbody
(M1009)
existing holes in the cargo bed channels. Slowly
(see
Figure 6-1 1).
withdraw tool while spraying.
(1) Insert flexible tool as far as possible into the
(2) Use short rigid tool to spray all accessible
ends of body support channels A through F and all
areas of the underbody.
6-5
