P r e v e n t i v e Maintenance Checks and Services for M60A1 AVLB Hull -
Not Fully Mission
Set engine speed at 1600 rpm.
Lift toggle switch safety cover. Place
position. Check that indicator lamp
Have commander check for smoke
emission from engine exhaust pipes.
Smoke is not ob-
If smoke is not observed within 10
served within 10
seconds, system is defective. Place
C h a n g e 4 3-23