TM 9-2350-261-34
5. Direct carbon dioxide or argon gas into fuel
compartment at 30-60 cubic feet
(0.84–1 .68 cubic meters) per hour until gas
escapes from fuel filler opening.
R E P A I R
6.
7.
8.
9.
10.
11.
12.
13.
14.
Weld on outside of fuel compartment, if
possible.
Choose type of repair, overlapping or fitted
patch.
Resize hole in fuel compartment, to remove
sharp edges or cracks, for type of patch
Selected.
Prepare a piece of aluminum of the same
alloy and thickness as the side of the fuel
compartment.
Size patch to cover hole in fuel
compartment.
Tack weld a small piece of aluminum
upright to center of patch to hold patch for
welding.
Weld patch to fuel compartment
(see TM 9-237 and your –20).
Break support away from patch. Discard
support.
Seal weld patch with sealing compound.
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