Mower Deck Maintenance; Separating The Mower Decks From The Machine; Assembling The Mower Decks To The Machine; Servicing The Front Roller - Toro Groundsmaster 4500-D Operator's Manual

Mower Deck
Maintenance
Separating the Mower Decks
from the Machine
1. Disconnect and remove the hydraulic motor from
the deck (Figure 69). Cover the top of the spindle to
prevent contamination.
Figure 69
1. Motor mounting screws
2. Remove the lynch pin (or retaining nut—model 30874)
securing the deck carrier frame to the lift-arm-pivot
pin (Figure 70).
Figure 70
1. Lynch pin
3. Roll the mower deck away from the machine.
2. Lift-arm-pivot pin
Assembling the Mower Decks
to the Machine
1. Move the mower deck into position in front of the
machine.
2. Slide the deck carrier frame onto the lift-arm-pivot pin
(Figure 70). Secure the deck to the pin with the lynch
pin (or retaining nut—model 30874).
3. Install the hydraulic motor to the deck
Make sure that the O-ring is in position and not
damaged.
4. Grease the spindle.

Servicing the Front Roller

Inspect the front roller for wear, excess wobble, or binding.
Service or replace the roller or components if any of these
conditions exist.
Disassembling the Front Roller
1. Remove the roller-mounting bolt
2. Insert a punch through the end of the roller housing
and drive the opposite bearing out by alternating taps
to the opposite side of inner bearing race.
Note: You should see a 1.5 mm (0.060 inch) lip of
inner race exposed..
3
4
1
1. Front roller
2. Mounting bolt
3. Push the second bearing out with a press.
4. Inspect the roller housing, bearings, and bearing spacer
for damage (Figure
and assemble.
59
(Figure
(Figure 71).
2
G011356
Figure 71
3. Bearing
4. Bearing spacer
71). Replace damaged components
69).