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TM5-4210-229-14&P
5-17.
CAB PANELS REPLACEMENT (Continued).
REMOVAL
NOTE
Before panels can be replaced on cab, some
mechanical work may be required. This will vary
depending on which panel is being replaced.
Some or all of the following steps may be
required.
1.
Remove doors (paragraph 4-130).
2.
Remove seat (paragraph 4-137).
3.
Remove dash pad and instrument panel
(paragraph 5-16).
4.
Remove windshield (paragraph 4-139).
5.
Remove rear window glass (paragraph
4-140).
6.
Disconnect cab electrical connections
(paragraph 4-147).
7.
Remove fuel tanks (paragraph 4-72).
8.
Remove air tanks (paragraph 4-173).
Care must be used to prevent damage to roof
panel when removing side panels.
a.
Drill out spot welds which attach panel to be
replaced to adjacent panels. Using electric drill with
sheet metal drill bits.
b.
Open seams which have been clinched together
using a pneumatic chisel.
INSTALLATION
Welding and brazing operations produce heat,
toxic fumes, radiation, metal slag, and carbon
particles. Welding and brazing goggles with the
proper tinted lenses, with gloves, apron or jacket,
and welders boots are required.
a.
Reweld any cracked or missing welds and repair as
necessary any hidden damage found after removal
of panel.
b.
Position and clamp new panel to cab.
Welding and brazing operations produce heat,
toxic fumes, radiation, metal slag, and carbon
particles. Welding and brazing goggles with the
proper tinted lenses, with gloves, apron or jacket,
and welders boots are required.
Adjust welder so as not to damage or burn sheet
metal while welding.
c.
Weld panels together by welding through holes
previously drilled out. (Where drilled holes are
inaccessible, use 1 inch (2.5 cm) seam welds
spaced 3 inches (7.5 cm) apart or plug weld as
applicable.
d.
Grind, sand or wire brush away any excess weld or
weld ash from all newly welded areas.
e.
Apply body sealant (Appendix D, Item 51) to panel
seams and drilled out holes.
f.
Apply primer paint (Appendix D, Item 41) to affected
areas to assure good protection from rust.
g.
Finish paint as required (Appendix D, Item 40).
h.
Install all components removed prior to panel
removal.
i.
Connect batteries.
5-40
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