CHAPTER 4: MAINTENANCE OF MAIN ENGINE FUEL, AIR INTAKE,TM 9-2350-258-20AND EXHAUST SYSTEMS4-6 REPLACE FUEL INJECTOR FUEL RETURN HOSE-Continuedb. INSTALLATIONNOTEWhen tightening fuel line fittings, draw nut up 1/16 (minimum) to 1/3 (maximum) of a turn afterseating sleeve.1Install hose assembly (31) by tightening coupling nut at each end and installing elbow (32) and check valve (33) on one end, and tee (34) on other end.2Install hose assembly (27) by tightening coupling nut at each end and installing nut (28), new lockwasher (29),and flatwasher (30).3Install three loop clamps (24) with three new self-locking nuts (25) and three screws (26).4Install tube cross (21) with flat washer (22) and nut (23).5Install sealing plug (20) with retaining ring (17), nut (18), and clinch sleeve (19).6Install hose assembly (16) by tightening coupling nut at each end of hose assembly.7Install two elbows (15) and grommet (14).8Install hose assembly (13) by tightening coupling nut at each end of hose assembly.9Install tube elbow (11) and tube assembly (10) by tightening coupling nut at each end of tube assembly and installing two clamps (12).10 Install tube elbow (8) and tube assembly (7) by tightening coupling nut at each end of tube assembly and installing two clamps (9).11 Install 12 multiple connectors (4) with 24 flat washers (6) and 12 fluid passage bolts (5).12 Install hose assembly (3) by tightening coupling nut at each end of hose assembly.13 Install two hose assemblies (2) by tightening coupling nut at each end of hose assembly.14 Install 10 hose assemblies (1) by tightening coupling nut at each end of hose assembly.4—16
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