R E P A I R
Plan to weld on outside of fuel tank, if
Determine type of repair, overlapping or fitted
Resize hole in fuel tank, to remove sharp
edges or cracks, for type of patch selected.
Prepare a piece of aluminum of the same
alloy and thickness as the fuel tank.
Size patch to cover hole in fuel tank.
Tack weld a small piece of aluminum upright
to center of patch to hold patch for welding.
Weld patch to fuel tank
(see TM 9237 and your 20).
Break support away from patch. Discard
Seal weld patch with sealing compound.
1. Install fuel quantity sending unit
2. Install fuel tank access cover (see your -20).
(see your 20).
3. Install fuel tank (see your 20).
END OF TASK