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 16-7. FUEL INJECTION PUMP COVER REPLACEMENT (Cont’d) b. Installation 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. NOTE Perform step 1 only if check valve was removed. Install O-ring (8) and fuel return line check valve (7) in cover (4). Install gasket (13) on fuel injection pump housing (141. Install retaining tool on cover (4) to restrict shutoff solenoid linkage (15). CAUTION Incorrect installation of cover may cause damage to cover gasket or pump to malfunction. Position cover (4) over fuel injection pump housing (14) ahead of threaded holes in housing and slide rearward and downward to align holes in cover (4) with threaded holes in fuel injection pump housing ( 14). nirist retaining tool to release solenoid linkage (15) and slide tool out from between cover (4) and fuel injection pump housing (14). Do not damage gasket (13). Position washer (11) between ground strap (121 and cover (4). Secure cover (4) and ground strap (12) with three washers (111, lockwashers (101, and screws (9). Tighten screws (9) to 34-45 lb-in. (4-5 Nom). Connect fuel drainback hose (1) to fuel injection pump (6) with clamp (2). Connect battery ground cables (para. 4-68). CAUTION Do not attempt to start engine until the following step is completed. If no clicking noise is present in the cover of the fuel injection pump, the linkage may possibly be jammed in the wide- open throttle position. If engine is started with linkage in wide- open throttle position, engine runaway will occur and engine damage will result. Place rotary switch to RUN position. Listen for a clicking noise when connecting and disconnecting lead 54A (3) to fuel injection pump (6). If no clicking noise is present, remove and reinstall cover (4). If clicking noise is present, connect harness leads 54A (3) and 569B (5) to fuel injection pump (6). 16-14