Toro Groundsmaster 3500D Operator's Manual

Roller Servicing Requirements
Groundsmaster 3500D, 4500D & 4700D Cutting Units
ATTENTION! Service Rollers Every 800 Hours or Annually
(This information supercedes information in Operator's Manual. Keep this sheet with Operator's Manual)
Servicing the Cutting Unit
Rollers
After every 800 hours or annually, the cutting unit
roller assemblies must be dis–assembled, inspected and
re–assembled. Roller seals should be replaced and
bearings should be inspected and replaced if necessary.
Rear Roller
Disassembly
1. Remove mounting screws and nuts securing the scraper
to roller mounts (Fig. 1). Remove scraper and plates.
2. Remove mounting screws securing roller mounts to rear
of deck frame (Fig. 1). Remove roller mounts.
3. Remove the lower screws securing each end of roller to
roller mounts (Fig. 1).
1
2
4
Figure 1
1. Rear roller
2. Scraper
Seal Removal
Using a 1/4 in. thick, 3 in. x 3 in. square piece of steel and
the following specifications, make a seal removal tool
(Fig. 2).
2003 by The Toro Company
8111 Lyndale Avenue South
Bloomington, MN 55420-1196
3
m–5417
3. Roller mount
4. Lower screw
Operator Manual Addendum
.625 in.
.625 in.
1.05
in.
Figure 2
1. Slide seal tool over roller shaft.
2. Using the tool as a template, locate, mark, and drill 2
holes (7/64 in. [.109 in.] diameter) in outer face of seal.
3. Screw 2 self-tapping screws (No. 8 [.164 in.] x 3/4 in.)
into outer face of seal.
4. Install 2 capscrews (1/4 x 1 in.) into seal tool.
Figure 3
1. Roller
2. Roller shaft
3. Ball bearing
5. Alternate tightening sequence of 1/4 in. capscrews to
pull seal out of housing.
1
Form No. 3329–624
.188 in. dia. (2)
.625 in. dia.
1/4–20 UNC (2)
1.05
in.
1
2
3
4
4. Retaining ring
5. Oil seal
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Printed in the USA
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