R E P A I R4.5.6.7.8.9.Plan to weld on outside of fuel tank, ifpossible.Determine type of repair, overlapping or fittedpatch.Resize hole in fuel tank, to remove sharpedges or cracks, for type of patch selected.Prepare a piece of aluminum of the samealloy and thickness as the fuel tank.Size patch to cover hole in fuel tank.Tack weld a small piece of aluminum uprightto center of patch to hold patch for welding.10.11.12.TM 9-2350-261-34Weld patch to fuel tank(see TM 9–237 and your –20).Break support away from patch. Discardsupport .Seal weld patch with sealing compound.FOLLOW-THROUGH STEPS1. Install fuel quantity sending unit2. Install fuel tank access cover (see your -20).(see your –20).3. Install fuel tank (see your –20).END OF TASK4-15
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