Toro Reelmaster 3100-D Service Manual page 353

Assembling the Drive System
Reelmaster ® 3100-D/3105-D
20252SL Rev A
1. Install drive shaft if it was removed:
If rear roller brush drive is on left side of cutting unit, drive shaft has
left hand threads and can be identified by a groove on the flange.
If the rear roller brush drive is on right side of cutting unit, drive
shaft has right hand threads and does not have a groove on the
flange (Figure 201).
A. Apply Loctite #243 (or equivalent) to threads of drive shaft. Thread drive
shaft into cutting reel and torque from 115 to 128 N·m (85 to 95 ft-lb).
B. Make sure that the O-ring is placed on inner flange of drive housing.
C. Position housing to cutting unit side plate and secure to cutting unit with
two (2) socket head screws.
D. Make sure that grommet groove is correctly seated on flange in drive
housing bore.
2. Assemble roller brush components using
A. During assembly, apply Loctite #243 (or equivalent) to threads of
fasteners and torque fasteners as shown in
B. Apply a light coating of grease to inner diameter of the grommet in drive
bearing housing before installing brush plate.
C. Brush plate should be installed so that idler pulley assembly is toward the
bottom of the plate. Also, the shoulder bolt (item 15) should not clamp the
brush plate to the drive housing during assembly.
D. When installing drive pulley (item 17), make sure that tabs on pulley
engage slot in drive shaft.
E. Idler arm (item 7) should be free to rotate after assembly to brush plate.
Make sure that idler spring is installed so that it can rotate the idler arm
and pulley and apply tension to the drive belt.
F. After drive belt installation, make sure that the ribs on the belt are properly
seated in the grooves of both the drive and driven pulleys and that the
belt is in the center of the idler pulley.
g214810
1. Driven pulley
2. Drive pulley
3. After assembly (including drive belt installation), check alignment of pulleys
with a straight edge placed along the outer face of the drive pulley
202).
IMPORTANT
Figure 199
Figure 202
3. Pulley alignment tool
Page 8–45
as a guide.
Figure 199.
(Figure
DPA Cutting Units: Service and Repairs