TM 9-2350-261-34W E L D R E P A I R F U E L C O M P A R T M E N T ( M 1 2 5 A 2 , M 1 0 6 A 2 , A N DM 7 4 1 A 1 O N L Y)DESCRIPTIONThis task covers:Clean (page 4-9).Repair (page 4-10).I N I T I A L S E T UPTools:General Mechanics Tool Kit (Item 35, App B)Trailer-Mounted Welding Shop(Item 96, App B)Materials/Parts:Sealing compound (Item 73, App C)Wiping rags (Item 86, App C)Fuel tank repair kit 2540-00-133-9593Personnel Required:Metal Worker 44B10References:See your –10See your –20TM 9-237Equipment Conditions:Ramp lowered (see your -10)Engine stopped (see your -10)Carrier blocked (see your -10 )Fuel compartment drained (see your -20 )Fuel filler assembly removed (see your -20 )Left taillight, leads, and guards removed(see your -20)Left taillight wiring harness and guardremoved (see your –20 )Fuel quantity sending unit removed(see your –20)Fuel supply and return hoses and fittingsremoved (see your –20 )Rear main wiring harness and guard removed(see your -20)Fuel bladder removed (M741A1 only)(see your –20)C L E A NW A R N I N GFuel fumes can explode andbum you. Before weldingDrain all fuel. Disconnectand cap all fuel and ventlines. Purge fuel residueandfumesbysteamcleaning. Purge air from fuel tank withC02.1. Use a wire brush to remove paint and dirtfrom outer weld area.2. Buff an area 1-1/2 inches (4 cm) wide onboth sides of weld joint centerline that is tobe repaired on outside of fuel compartment.W A R N I NGAir pressure in excess of 30psi (207 k.pa) can injure per-sonnel. Do not direct pres-surized air at yourself orothers. Always wear gog-gles.GO TO3.4.C A U T I O NDo not expose sealed areas to steam formore than 15 minutes, as existing seal willbegin to deteriorate.Steam clean inner and outer surfaces of fuelcompartment.Rinse fuel compartment with hot water. Useclean rags and 30 psi (207 kPa) compressedair to dry.NEXT PAGE4-9
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