Service Manual

Groundsmaster 7200/7210 Page 7 – 15 Cutting Deck
5. Disconnect PTO drive shaft from gearbox (see PTO
Drive Shaft Removal).
6. Remove four (4) cap screws (item 10) and lock wash-
ers (item 11) that secure gearbox assembly to gearbox
brackets.
7. Remove fasteners that secure left side gearbox
bracket (item 3) to deck mounting plate. Remove brack-
et from deck.
8. Remove gearbox assembly, with drive pulley at-
tached, from deck. Drain lubricant from gearbox.
9. Remove two (2) set screws that secure taper lock
bushing to drive pulley on gearbox shaft.
10.Thread one of the removed set screws into threaded
hole of bushing (Fig. 16). Tighten set screw to loosen
bushing from pulley hub.
11. Slide bushing and pulley from gearbox shaft. Locate
and retrieve woodruff key.
12.If necessary, remove and replace oil seals and oil
caps in gearbox (Fig. 17).
NOTE: If internal gearbox wear or damage occurs,
gearbox replacement is necessary. Internal gearbox
components are not available.
Installation (Fig. 15)
1. Clean gearbox output shaft, pulley ID and taper lock
bushing thoroughly.
2. Position woodruff key, pulley and then taper lock
bushing to gearbox output shaft. Slide bushing to shoul-
der on shaft. Align threaded holes of pulley with non–
threaded holes of bushing.
3. Lightly oil threads of set screws and install screws
into threads of pulley (Fig. 16). Alternately and evenly
tighten set screws to a torque from 180 to 250 in–lb (20
to 28 N–m).
4. Fill allen recess in set screws and bushing threads
with grease to prevent dirt from packing into crevices.
5. Position gearbox assembly, with drive pulley at-
tached, to deck.
6. Position and secure left side gearbox bracket (item
12) to deck mounting plate.
7. Secure gearbox assembly to gearbox brackets with
four (4) cap screws (item 10) and lock washers (item 11).
8. Connect PTO drive shaft to gearbox (see PTO Drive
Shaft Installation).
9. Install drive belt and deck covers to cutting deck.
10.Torque plug in gearbox to 175 in–lb (19.8 N–m). Fill
gearbox with lubricant.
11. Lower the footrest.
1. Set screw installation position
2. Set screw removal position
Figure 16
2
1
1
1. Oil cap
2. Dipstick
3. Oil cap
4. Gearbox
5. Oil seal
6. Plug
Figure 17
175 in–lb
(19.8 N–m)
175 in–lb
(19.8 N–m)
5
3
2
1
4
6
6
Cutting
Deck