Roller Service - Toro Greensmaster TriFlex 3320/3420 Service Manual

Roller Service

25 to 30 ft- -lb
(34 to 41 N- -m)
6
7
1. Wiehle roller
2. Smooth roller
3. Roller shaft
Disassembly
1. To hold roller shaft for bearing lock nut removal,
install a 3/8--24 UNF 2B screw into threaded end of roller
shaft and secure screw in place with jam nut. While re-
taining shaft, remove bearing lock nut from each end of
roller shaft.
2. Remove V--ring from each end of roller.
3. Carefully inspect seating surface and threads of
bearing lock nuts. Replace lock nut if any damage is
found.
4. Loosely secure roller assembly in bench vise and
lightly tap one end of roller shaft until seal and bearing
are removed from roller cavity. Remove second seal and
bearing from roller cavity by tapping on shaft.
5. Clean bearing cavity in roller and remove any rust
with crocus cloth.
Assembly
1. Place roller shaft into roller.
NOTE: If bearing lock nuts are being replaced, use
original lock nuts for assembly purposes, if possible.
This will preserve the patch lock feature in the new lock
nuts. Use the new nuts only after new bearings and
seals have been installed.
DPA Cutting Units
1
2
4
5
4. Ball bearing
5. Seal
Figure 32
1
1. Roller
2. Ball bearing
3. Seal
1. Bearing lock nut
2. Black assembly washer
Page 8 - - 30
7
6
5
4
25 to 30 ft- -lb
(34 to 41 N- -m)
3
6. V- -ring
7. Bearing lock nut
3
4
5
2
Figure 33
4. V- -ring
5. Bearing lock nut
6. Roller shaft
3 1
2
Figure 34
3. Bearing
Greensmaster 3320/3420
6