TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 2 Download
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TM 9-2320-387-24-2 15-l 1. LEFT ROCKER ARM COVER REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Valve cover gasket (Appendix G, Item 971 RTV sealant (Appendix C, Item 74) Manual References TM 9-2320-387-24P Equipment Condition l Fuel injection lines removed (para. 16-4). l Left fuel injection lines bracket removed (para. 3-41). Maintenance Level Direct support 1 a. Removal 1 NOTE In some cases, flanged-head fasteners may be present instead of standard fasteners and washers. In all cases, washers should be used when replacing a flanged-head fastener with a standard fastener. 1. Remove nut (2), washer (11, clamp (8), and fuel drain-back tube (9) from rocker arm cover stud (3). 2. Remove a combination of five capscrews (51, three studs (31, eight washers (61, and rocker arm cover (4) from cylinder head (7). b. Installation NOTE . When applying RTV sealant, keep sealant out of capscrew holes. During installation, RTV sealant or new gasket is approved. If applying RTV sealant, perform step 1. If installing new gasket, RTV sealant may be applied with the gasket, but is not required. 1. Apply a .06 in. (1.5 mm) bead of RTV sealant around rocker arm cover (4) sealing surface. 2. Install rocker arm cover (4) on cylinder head (71 with eight washers (61, five capscrews (51, and three studs (3), following assembly diagram. 3. Tighten capscrews (5) and studs (3) to 15-25 lb-R (20-34 Nem). 4: Install fuel drain-back tube (9) and clamp (8) on stud (31 with washer (1) and nut (2). 15-24