P r e v e n t i v e M a i n t e n a n ce C h e c k s a n d S e r v i c e s f o r M 4 8 A 5 A V L B H u l l -
C o n t i n u e d
Not Fully Mission
DO NOT RUN engine faster than 2640 rpm for more than 2 or 3
seconds in the event of governor malfunction.
With transmission shift lever in P
(Park) and brakes applied, gradually
open throttle until accelerator pedal
is fully depressed.
In most cases, engine speed will surge over 2600 rpm and then stabilize
within 30 seconds between 2550-2640 rpm.
Check that governor does not cut in
Check that tachometer rum stabilizes
between 2550 and 2640 rpm.
cutting in and out
not stabilize. Noti-
fy support mainte-