TM 5-3805-262-34
2-5. FUEL SYSTEM TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. FUEL INJECTION PUMP NOT OPERATING PROPERLY (Cont).
Step 26. Operate fuel injection pump at 1200 rpm.
Push control lever against no load governed speed adjustment screw.
Rack travel dial indicator should indicate 0.248 inch rack movement.
a. If rack pulls as specified
above, testing/troubleshoot-
ing/adjustment is complete.
Install and crimp new wire
seals on all adjustments and
governor cover screws.
Install fuel feed pump on fuel
injection pump (page 3-135).
Remove fuel injection pump from
test stand.
Remove timing coupling and
drive coupling from camshaft.
Install new O-ring and coupling
half on camshaft and secure
with lock washer and nut.
Tighten nut to 47 to 51 lb-ft.
b.
If rack does not pull
as specified, adjust
no load governed speed
adjustment screw.
Tighten nut to lock
adjustment and repeat
this step.
2-71
