Cutting Unit Removal And Installation - Toro Groundsmaster 3500-D Service Manual

Cutting Unit Removal and Installation

Removal
1. Position machine on a clean, level surface. Lower
cutting units, stop engine, engage parking brake, and
remove key from the ignition switch.
2. Remove two cap screws that secure hydraulic motor
to the cutting unit (Fig. 7). Remove hydraulic motor from
deck and O--ring from top of spindle housing.
3. Cover top of spindle housing to prevent contamina-
tion. Spindle plug (Toro Part # 94--2703) can be used to
cover spindle.
4. Remove lynch pin securing deck carrier frame to lift
arm pivot shaft (Fig. 8).
5. Note location of thrust washer on lift arm pivot shaft.
6. Remove cutting unit from lift arm pivot shaft. Roll the
cutting unit away from the traction unit.
Installation
1. Position machine on a clean, level surface. Lower lift
arms, stop engine, engage parking brake, and remove
key from the ignition switch.
2. Install cutting unit onto pivot shaft:
A. On the front cutting units, slide thrust washer and
then cutting unit carrier frame onto pivot shaft. Note:
front right and left carrier frames are identical except
for the location of the service latch rod (Fig. 9).
B. On the rear cutting unit, slide cutting unit carrier
frame and then thrust washer onto pivot shaft.
3. Install lynch pin onto the pivot shaft (Fig. 8).
4. Remove plug or cover from top of spindle housing,
if installed.
5. Position O--ring to top of spindle housing. Install hy-
draulic motor to the cutting unit with two cap screws (Fig.
7).
6. Lubricate spindle and carrier frame grease fittings
(see Lubrication in Chapter 2 -- Product Records and
Maintenance).
Groundsmaster 3500--D
1
2
1. Cap screw
1. Lynch pin
1. Service latch rod
Rev. E
Page 7 - - 9
1
Figure 7
2. Hydraulic motor
1
2
Figure 8
2. Lift arm pivot shaft
1
Figure 9
Cutting Units (Rev. D)