Toro 112-5024 Installation Instructions
Form No. 3355-402 Rev A
Spindle Kit
For Z Master® Mowers with 72in Cutting Unit
Model No. 112-5024
Installation Instructions
Note: Deter mine the left and right sides of the mac hine from the nor mal operating position.
Installation
Loose Parts
Use the chart below to verify that all parts have been shipped.
Step
1
2
3
4
Step
1
Preparing the Mower
No Parts Required
Description
No parts required
No parts required
Spindle assembly
Bolt, (3/8 x 3/4 inch)
Blade bolt, (5/8 x 2–1/4 inches)
Small curved washer
Large curved washer (blade bolt)
Template
Qty.
–
–
1
3
1
3
1
1
Step
2
Removing the Existing
Spindle
Use
Prepare the mower.
Remove the existing spindle.
Install the new spindle.
Modify the belt covers.
Procedure
1. T horoughly clean mo w er dec k. All debris m ust
be remo v ed to ensure spindle will fit properly
ag ainst mo w er dec k.
2. R e pair all bent or damag ed areas of mo w er
dec k and re place any missing par ts .
© 2006—The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420
Register at www.Toro.com. Original Instructions (EN)
No Parts Required
Procedure
1. R emo v e the belt co v ers from the mo w er dec k.
2. R emo v e the mo w er belt from the pulleys on
the mo w er dec k.
3. R emo v e the three bolts holding the dec k pulley
to the alumin um hub . Sa v e the dec k pulley and
discard the bolts ( Figure 1 ).
4. Raise the front of the mac hine and suppor t it
with a Z Stand® and jac k stands .
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All Rights Reserved
5. R emo v e the blade from the spindle . Sa v e the
blade .
6. R emo v e the bolts holding the spindle to the
mo w er dec k. Sa v e the n uts and bolts ( Figure 1 ).
Step
3
Installing the New Spindle
Parts needed for this step:
1
Spindle assembly
3
Bolt, (3/8 x 3/4 inch)
1
Blade bolt, (5/8 x 2–1/4 inches)
3
Small curved washer
1
Large curved washer (blade bolt)
Procedure
1. Install the spindle assembly under the mo w er
dec k with the previously remo v ed bolts ( Figure
2 ).
Figure 1
1. Bolt and washer 6. Spindle assembly
2. Pulley
3. Nut and washer
4. Aluminum hub 9. Spindle shaft
5. Locknut (save)
7. Bolt (save)
8. Spacer
Figure 2
1. Locknut (existing)
2. Mower deck
3. Spindle assembly
4. Bolt (existing)
2. Align the three holes in the dec k pulley with
the three holes in the spindle hub and install
3 bolts (3/8 x 3/4 inc h) and 3 small cur v ed
w ashers ( Figure 3 ).
2
Figure 3
1. Spindle hub 3. Curved washer
2. Pulley
4. Bolt (3/8 x 3/4 inch)
3. Install the blade to the spindle with a blade
bolt (5/8 x 2–1/4 inc hes) and larg e cur v ed
w asher ( Figure 4 ).
Step
4
Modifying the Belt Covers
Parts needed for this step:
1
Template
Procedure
1. Cut out the template in the bac k of these
installation instr uctions . T he template will be
used to locate a hole that needs to be drilled.
2. On the bottom of the belt co v er , align the
template onto the belt co v er as sho wn in
Figure 5 .
3. Center punc h and drill an 3/8 inc h pilot hole
into the belt co v er at the cor rect location.
Figure 4
1. Blade bolt (5/8 x 2–1/4
inches)
2. Large curved washer 4. Spindle assembly
3. Blade
4. Drill an 1–1/8 inc h hole into the belt co v er at
the cor rect location.
5. R e peat the previous ste ps for the second belt
co v er ( Figure 5 ).
6. Install the belt co v ers and lo w er the mac hine
onto the g round.
1. Align holes in template
with holes in belt cover
2. Drill 1–1/8 inch hole here
3
Figure 5
3. Belt cover upside down
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