TM 5-3805-262-20
3-30. ENGINE TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7. EXCESSIVE OIL CONSUMPTION (Cont).
S t e p 1 . ( C o n t ).
Loosen and disconnect tachometer cable nut from tachometer drive.
Install STE/ICE pulse tachometer in loader tachometer drive.
Connect transducer cable W4 connector P1 to VTM J3.
Connect transducer cable W4 connector P2 to pulse tachometer.
Dial 10 into TEST SELECT and press and release TEST.
Start and warm engine to operating temperature.
Watch VTM display and idle engine.
VTM display should be 700 to 750 rpm.
Watch VTM display and depress accelerator pedal until maximum gov-
erned speed of 2300 to 2340 rpm is displayed.
Press further on accelerator pedal.
Check that VTM display is within 2300 to 2340 rpm.
Idle engine for three minutes then shut off engine.
a. If engine rpm is not as specified above, check adjustment of ac-
c e l e r a t o r l i n k a g e ( p a g e 4 - 6 4 ) ; a d j u s t i f n e c e s s a r y . I f a d j u s t -
ment is okay, notify next higher maintenance level to adjust
fuel injection pump.
b. If engine rpm is as specified above, go to step 2 below.
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