9
8
7
6
5
10
M977A4 SHOWN
Alison
Transmision
TRAILER
AIR SUPLY
M
M
4
3
2
Figure 23.
91. Set PTO ENGAGE switch (2) to ON position. Indicator light (3) will illuminate.
92. Set HYD ENABLE switch (2) to on position. MAIN HYD ENABLE indicator (3) will
illuminate.
TM 9-2320-343-10
0084
0084-25