Toro 78521, 78522 Installation Instructions
Chute Gate Kit
For 48in, 52in, 60in, and 72in Mower Decks for Z400
and Z500 Series Z Master Riding Mowers
Model No. 78521
Model No. 78522
Safety
Safety and Instructional Decals
Safety decals and instr uctions are easily visible to the operator and are located near any
area of potential dang er . R e place any decal that is damag ed or lost.
Form No. 3357-563 Rev A
Installation Instructions
108-4102
1. Operator discharge control 3. Closed
2. Open
© 2006—The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420
108-7250
4. Read the Operator’s
Manual.
Register at www.Toro.com. Original Instructions (EN)
Printed in the USA.
All Rights Reserved
Installation
Loose Parts
Use the chart below to verify that all parts have been shipped.
Step
1
2
3
4
5
No parts required
Side discharge chute
Bolt, (5/16 x 7–1/2 inches)
Locknut, (5/16 inch)
Plastic spacer
Spring
Handle assembly
Bolt, 3/8 x 3 inches
Small R-clamp (for 48 inch mowers)
Large R-clamp (for 52, 60 and 72
inch mowers)
Bolt, (5/16 x 3/4 inch)
Locknut, (5/16 inch)
Bolt, (3/8 x 1 inch)
Plastic cable ties
Adhesive back mount
Locknut, (3/8 inch)
International decal
Description
Qty.
–
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Remove the existing side discharge
chute.
Install the side discharge chute with
gate.
Install the handle to the
height-of-cut panel.
Secure the cables.
Install the decal for international
mowers only.
Use
Step
1
Removing the Existing Side
Discharge Chute
No Parts Required
Procedure
1. Diseng ag e the PTO , set the parking brak e , and
c hoc k or bloc k the dri v e wheels .
2. T ur n off the engine , remo v e the k ey , and w ait
for all mo ving par ts to stop before lea ving the
operating position.
3. R emo v e the loc kn ut, bolt, spring and spacer
holding the deflector to the pi v ot brac k ets
( Figure 1 ). R emo v e the g rass deflector .
Figure 1
1. Bolt 5. Spring installed
2. Spacer
3. Locknut 7. L end of spring, place
4. Spring
6. Grass Deector
behind deck edge before
installing bolt
8. J hook end of spring
2
Step
2
Installing the Side Discharge
Chute with Gate
Parts needed for this step:
1
Side discharge chute
1
Bolt, (5/16 x 7–1/2 inches)
1
Locknut, (5/16 inch)
1
Plastic spacer
1
Spring
Procedure
An unco v er ed discharge opening could
allo w the la wn mo w er to thr o w objects in
the operator’ s or bystander’ s dir ection and
r esult in serious injur y . Also, contact with
the blade could occur .
• Nev er operate the la wn mo w er unless
y ou install a co v er plate, a mulch plate, or
a g rass chute and catcher .
• Mak e sur e the g rass deflector is in the
do wn position.
Note: Ensure the g rass deflector is installed in
the lo w er holes in the mo w er dec k brac k ets .
1. Place the new spacer and spring onto g rass
deflector . Place one end of spring behind dec k
edg e .
Note: Mak e sure the end of the spring is
installed behind the dec k edg e before installing
the bolt as sho wn in .
Figure 2
1. Bolt
2. Spacer
3. Locknut 6. Grass Deector
4. Spring
5. Spring installed
Step
3
Installing the Handle to the
Height-of-Cut Panel
Parts needed for this step:
1
Handle assembly
1
Bolt, 3/8 x 3 inches
Procedure
1. R emo v e the top bolt that holds the
height-of-cut panel and pin with lanyard to the
mac hine ( Figure 3 ). Discard the bolt.
2. Loosen the bottom bolt that holds the
height-of-cut panel to the mac hine ( Figure 3 ).
2. Install bolt and n ut in the lo w er hole . Place the
end of the spring around the g rass deflector
( Figure 2 ).
3. Tighten the n ut until the end of the bolt is flush
with the end of the n ut. Do not o v er tighten.
Important: T he g rass deflector must be
a ble to lo w er do wn into position. Lift the
deflector up to test that it lo w er s into the
full do wn position.
3
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