TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 2 Download
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TM9-2320-387-24-2 I 15 12. RIGHT 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 Equipment Condition l Engine access cover removed (para. 10-22). l Fuel injection lines removed (para. 16-4). l Right fuel injection lines bracket removed (para. 3-40). Valve cover gasket (Appendix G, Item 97) l CDR valve and bracket removed (para. 3-9). RTV sealant (Appendix C, Item 74) l Heater outlet/inlet piping removed (para. 10-71). Manual References TM 9-2320-387-24P Maintenance Level Direct support a. Removal 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 capscrew (10) and transmission oil dipstick tube (11) from cylinder head (9). 2. Remove nut (41, washer (5), clamp (31, and fuel drain-back tube (8) from rocker arm cover stud (7). 3. Remove capscrew (2), seven studs (71, eight washers (11, and rocker arm cover (6) from cylinder head (9). b. Installation NOTE l When applying RTV sealant, keep sealant out of capscrew holes. l During installation, RTV sealant or new gasket is approved. l If applying RTV sealant, perform step 1. l If installing new gasket, RTV sealant may be applied with the gasket, but is not required. 1. Apply a 0.06 in. (1.5 mm) bead of RTV sealant around rocker arm cover (6) sealing surface. 2. Install rocker arm cover (6) on cylinder head (9) with eight washers (11, capscrew (2), and seven studs (71, following assembly diagram. 3. Tighten capscrew (2) and studs (7) to 15-25 lb-ft (20-34 N-m). 4. Install fuel drain-back tube (8) and clamp (3) on stud (7) with washer (5) and nut (4). 5. Install transmission oil dipstick tube (111 on cylinder head (9) with capscrew (10). Tighten cap- screw (10) to 25-37 lb-ft (34-50 N-m). 15-26