TM 9-6115-624-BD
Figure 5-6. Metal Tubing Holes Repair.
(f) Secure with hose clamps or tightly twisted wire.
(g) If the hose is too large, the tubing can be flared or sleeved to fit.
(4) Option 4: Patching large metal lines.
(a) Smooth damage areas to
remove rough edges (figure 5-7) .
Figure 5-7. Large Metal Lines Patch.
(b) Clean dirt and oil from damaged area.
(c) Cut a metal patch from sheet metal.
(d) Coat the metal patch and tubing with sealant and place over damaged area.
(e) Cut a patch from neoprene or other fuel resistant material and wrap over metal patch.
(f) Wrap neoprene patch with wire to equalize the pressure over the repair.
5-10