TM 10-4630-207-13&P
0030 00
2
1
4
9
1
7
5
6
1
8
3
Figure 2. Servicing Vacuum Pump
6. Tighten the 1-inch vacuum pump inside mounting bolts (figure 3, item 1) as necessary.
7. Tighten the 1-inch vacuum pump outside mounting bolts (figure 3, item 2) as necessary.
2
1
Figure 3. Tightening Vacuum Pump Mounting Bolts
REPLACE
To replace the pump pulley, proceed as follows:
1. Remove the throttle, pulley guard, and drive belt as described in paragraphs 1., through 6., under
REPLACE in WP 0029 00.
2. Remove three bolts (figure 4, item 1) and lockwashers (figure 4, item 2) from pump pulley (figure 4,
item 3) and install bolts into the threaded holes (figure 4, item 4). By tightening these bolts the pulley
is forced off the adapter (figure 4, item 5).
0030 00-3
