Traction Drum Assembly (Serial Number Below 240001001) - Toro Greensmaster Flex 21 Service Manual

Traction Drum Assembly (Serial Number Below 240001001)

16
18 19
18
17
Anti–seize lubricant
65 to 75 ft–lb
(88 to 102 N–m)
1. RH traction drum
2. Ball bearing
3. Retaining ring
4. Ball bearing
5. Drum spindle
6. Flat washer
7. Lock nut
NOTE: Parts shown in the illustration are from the right
side of the machine.
NOTE: See Traction Drum Assembly (Serial Number
Above 240001000) in this section if newer drum assem-
bly has been installed on machine with serial number
below 240001001.
Removal
1. Park mower on a level surface. Make sure engine is
OFF. Remove high tension lead from the spark plug.
2. If installed, remove transport wheels (see Wheels in
the Service and Repairs section of Chapter 6 – Chassis
and Controls).
3. Remove belt cover and traction drive belt from each
side of mower (see Traction Drive Belt Replacement in
this section).
NOTE: The left side hex shaft has left hand threads.
4. Insert bar stock or other suitable tool through spokes
of drum to keep drum from turning. Unscrew both hex
shafts from traction drum assembly. It is not necessary
to remove drum pulley from hex shaft prior to shaft re-
moval.
Traction and Reel Drive System (Rev. C)
15
14
13
21 Anti–seize lubricant
20
12
10
11
8. Carriage screw
9. Drum spacer
10. Flangette
11. Self aligning bearing
12. Flange nut
13. Pulley (22 tooth)
14. Traction (drum) belt
Page 4 – 18
10
9
8
7
6
Figure 26
5. Locate and remove spacer from each side of drum
assembly.
6. Remove drum assembly from the mower.
Disassembly
1. Remove lock nut and flat washer from one traction
drum. Separate traction drums.
2. Use hex on drum spindle to hold spindle and remove
lock nut and flat washer from remaining drum. Slide
drum spindle out of the drum hub bearing.
3. Remove bearings from drum spindle.
4. Pull retaining ring and bearing from each drum.
Assembly
1. Press bearing (item 2) into both drum hubs by apply-
ing pressure to outer bearing race. Install retaining ring
into groove in each drum.
2. Press second drum bearings (item 4) onto the drum
spindle by applying pressure to inner bearing race.
RIGHT
FRONT
1
2
3
4
15. Pulley washer
16. Flange nut
17. RH hex shaft
18. Snap ring
19. Drum pulley
20. Gearbox axle
21. Woodruff key
Greensmaster Flex 21
5