BURNER, FUEL FEEDER TUBE, BOTTOM SHIELD, AND MIXING CHAMBER AND AIR SHUTTER ASSEMBLY

TM 10-7360-204-13&P Change 11 4-9 b. Replacement. Replace bad generator with one of the two sparegenerators (1) attached to the unit. (1) Remove the two screws (2) and (3) that attach the spare generator (1) to the burner unit. NOTE Replace screws to secure generator brackets to prevent damage to bracket during handling of burner unit, and until a new spare generator is received. (2) Remove spare generator (1). Remove plastic orifice protective cap (5) and plastic inlet protector plug (6) if not previously removed. NOTE The plastic shipping caps and plugs should be removed from the spare generator assemblies when they are installed on the Burner Unit. This will eliminate melting of the plastic caps and plugs during burner operation. (3) Check that fuel orifice nut (4) is installed and tight on generator tube. Insert orifice end of generator into mixing chamber opening and slide generator to the rear until orifice and mixing chamber mesh. (4) Insert generatorinlet into fuel feed tube (7) and tighten nut. 4-9.3 BURNER, FUEL FEEDER TUBE, BOTTOM SHIELD, AND MIXING CHAMBER AND AIR SHUTTER ASSEMBLY. a. General. The purpose of the burner is to evenly distribute the flame. Fuel vapors pass through the mixing chamber and out the burner slots and the vapor is ignited. The slots must be clean and free of any foreign matter. The bottom shield helps to deflect the heat from the fuel tanks. b. Preliminary Requiremeuts. (1) Remove top shield (para 4-9.1.) (2) Remove generator and clean and replace fuel feed tube (para 4-9.2).