Greensmaster Flex 1800/1820/2100/2120 Traction and Reel Drive SystemPage 4 − 27
Assembly (Fig. 30)
1. If ball bearing was removed from either cover or
housing, press new ball bearing into bearing bore. Make
sure that bearing is fully pressed to shoulder of bore.
2. Place cover (with bearing installed) on workbench.
3. Slide each gear pin with gears and spacers into cov-
er. Make sure that projections on inside of cover are
aligned with the pins that have one (1) gear (Fig. 32).
4. Position housing onto assembly making sure that
gear pin with one (1) gear is positioned next to index
mark on housing (Fig. 33). Also, align index marks on
housing and cover during assembly (Fig. 31).
5. After housing is installed, use one of the spur gears
(see Differential Assembly in this section) to rotate dif-
ferential gears making sure that they rotate freely with-
out binding. If binding is noted, identify and correct
cause before securing the cover.
6. Secure cover to housing with six (6) socket head
screws. Torque screws from 99 to 121 in−lb (11.2 to
13.6 N−m).
7. Pack differential housing cavity 20% to 30% full of
high temperature Mobil XHP−222 grease (or equiva-
lent).
8. Install differential assembly to machine (see Differ-
ential Assembly in this section).
1. Cover index mark 2. Housing index mark
Figure 31
1
2
1. Projection on cover
2. Gear pin with 2 gears
3. Gear pin with 1 gear
Figure 32
1
2
2
2
3
3
3
1. Housing index mark
2. Gear pin with 2 gears
3. Gear pin with 1 gear
Figure 33
1
2
2
2
3
3
3
Traction and Reel
Drive System
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