TM-9-2815-237-34 HMMWV Engine Direct Support & General Support Maintenance Manual Download
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2-32. FUEL INJECTION PUMP REPAIR (Cont’d) 2-102 Change 2 TM 9-2815-237-34 21. Inspect idle spring (2) on min-max governor (1) for corrosion or damage. Replace if corroded or damaged. NOTE Perform steps 22 and 23 for 6.5L engines and 6.2L engines 1990 and above. 22. Inspect inner governor spring (7) for corrosion or damage. Replace if corroded or damaged. 23. Inspect governor thrust spring (8) for corrosion or damage. Replace if corroded or damaged. 24. Inspect min-max spring (3) for corrosion or damage. If corroded or damaged, perform steps 25 through 29. If not, go to step 30. 25. Remove idle spring (2) from pushrod (5). 26. Measure distance “A” from throttle block (4) to end of pushrod (5) for assembly. 27. Put throttle block (4) in vise and remove pushrod (5), spring (3), and washer (6). Discard spring (3). 28. Install washer (6) and spring (3) on pushrod (5) and install into throttle block (4). 29. Tighten pushrod (5) until measurement taken in step 26 is obtained.