TM 1-1520-240-BDFigure 10-1. Fuel System Assessment Logic10-6. FUELLINESa.FuelLineFabrication. Repair fuel lines byremoving the damaged section. Then installreplacement sections, fabricated from rubber hose.Rubber hose should be secured by hose damps andsealant (Figure 10-2).WARNINGAdhesives and materials must becompatible with the system fluid.b.BeadRepair. To improve the strength of thejoint, and if an adequate size range of hoses are notavailable, fuel lines may be repaired. First, form a beadon the end of the tubing to be joined. Next, wrap safetywire around the tube and set it in adhesive or sealantThis will help seal the repair (Figure 10-3). For repairsusing dual damps, position damp securing screws 180degrees opposite each other.10-7. BENDDAMAGE. Repair fuel tubes with bendsby removing the damaged bend and installing a newtubing section. Use rubber hose and sealant. Damageto lines with wire braid or bellows will be acceptable aslong as the affected area does not leak under pressure(Figure 10-4).10-2
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