Toro 30799 User manual

Operator’s Manual
English (EN)
Form No. 3327–739
72” Flex Deck
Side Discharge Mower
Model No. 30799—220000001 and Up

2
All Rights Reserved
Printed in the USA
2002 by The Toro Company
8111 Lyndale Avenue South
Bloomington, MN 55420-1196
The engine exhaust from this product contains
chemicals known to the State of California to cause
cancer, birth defects, or other reproductive harm.
Warning
Contents
Page
Introduction 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Safety and Instruction Decals 4. . . . . . . . . . . . . . . .
Specifications 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Specifications 6. . . . . . . . . . . . . . . . . . . . .
Optional Equipment 6. . . . . . . . . . . . . . . . . . . . . . .
Setup 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loose Parts 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Setup Instructions 8. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mount Hose Clamp 8. . . . . . . . . . . . . . . . . . . . . . .
Grass Deflector 8. . . . . . . . . . . . . . . . . . . . . . . . . . .
Mount Rear Castor Wheels 8. . . . . . . . . . . . . . . . . .
Connect Right-hand Push Arm To Cutting Unit 8. .
Connect Left-hand Push Arm To Cutting Unit 9. . .
Mount Front Lift Arm 10. . . . . . . . . . . . . . . . . . . . .
Mount Rear Lift Bracket 11. . . . . . . . . . . . . . . . . . .
Install Drive Shaft To Traction Unit 11. . . . . . . . . . .
Install Lift Chains 12. . . . . . . . . . . . . . . . . . . . . . . . .
Adjust Counter Balance Spring 12. . . . . . . . . . . . . .
Grease Cutting Unit 12. . . . . . . . . . . . . . . . . . . . . . .
Install Rear Weight 12. . . . . . . . . . . . . . . . . . . . . . . .
Page
Before Operating 13. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Check Lubricant In Gear Box 13. . . . . . . . . . . . . . . .
Adjusting Height-of-cut 13. . . . . . . . . . . . . . . . . . . .
Check Tire Pressure 14. . . . . . . . . . . . . . . . . . . . . . .
Adjust Skid 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Adjust Rollers 15. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operation 16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Grass Deflector 16. . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Tips 16. . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Greasing The Cutting Unit 17. . . . . . . . . . . . . . . . . .
Trouble Shooting 18. . . . . . . . . . . . . . . . . . . . . . . . .
Separating Cutting Unit From Traction Unit 19. . . .
Mounting Cutting Unit To Traction Unit 19. . . . . . .
Adjusting Drive Belts 19. . . . . . . . . . . . . . . . . . . . . .
Replacing Drive Belts 20. . . . . . . . . . . . . . . . . . . . . .
Servicing Front Bushings In Castor Arms 20. . . . . .
Servicing Castor Wheels And Bearings 21. . . . . . . .
Replacing Grass Deflector 21. . . . . . . . . . . . . . . . . .
Removing Cutter Blade 21. . . . . . . . . . . . . . . . . . . .
Inspecting And Sharpening Blade 22. . . . . . . . . . . .
Correcting Cutting Unit Mismatch 23. . . . . . . . . . . .
The Toro General Commercial Products Warranty 24. .

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Introduction
Read this manual carefully to learn how to operate and
maintain your product properly. The information in this
manual can help you and others avoid injury and product
damage. Although Toro designs and produces safe
products, you are responsible for operating the product
properly and safely.
Whenever you need service, genuine Toro parts, or
additional information, contact an Authorized Service
Dealer or Toro Customer Service and have the model and
serial numbers of your product ready. The two numbers are
stamped into a plate that is riveted to the mower.
Write the product model and serial numbers in the space
below:
Model No.
Serial No.
This manual identifies potential hazards and has special
safety messages that help you and others avoid personal
injury and even death. Danger, Warning, and Caution are
signal words used to identify the level of hazard. However,
regardless of the hazard, be extremely careful.
Danger signals an extreme hazard that will cause serious
injury or death if you do not follow the recommended
precautions.
Warning signals a hazard that may cause serious injury or
death if you do not follow the recommended precautions.
Caution signals a hazard that may cause minor or moderate
injury if you do not follow the recommended precautions.
This manual uses two other words to highlight information.
Important calls attention to special mechanical
information and Note: emphasizes general information
worthy of special attention.

4
Safety and Instruction Decals
Safety decals and instructions are easily visible to the operator and are located near any area
of potential danger. Replace any decal that is damaged or lost.
93-3709
100-6582
1. Warning—Cutting hazard of hands
93-6696
1. Warning—part is spring loaded. Read the operator’s manual.
100-8038
1. Height-of-cut setting for rear deck chain
93-7818
1. Warning—torque the blade bolt to 115–149 N⋅m. Read the
operator’s manual for further instructions.
104-2526
1. Warning—read the operator’s manual.
2. Lower cutting unit before going down hills. When operating the
Groundsmaster 325-D or 345 two-wheel drive or four-wheel
drive, rear weight must be added to the machine.
54-9220
100-8046

5
100-6578
1. Entanglement hazard—keep belt covers in place. Stay away
from moving parts.
93-6697
1. Change the gearbox oil every 50 hours. Read the operator’s
manual for further instructions.
93-7824
1. Thrown object hazard—keep bystanders away.
2. Thrown object hazard from mower—keep the deflector in
place.
3. Cutting/dismemberment hazard of hands or feet—stay away
from rotating blades and moving parts.
100-8039
1. Height-of-cut setting for rear castor wheels on left chamber
104-7449
1. Height-of-cut setting for rear castor wheels on right chamber
92-3035
1. Height-of-cut setting for front castor wheels.

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Specifications
Note: Specifications and design subject to change without notice.
General Specifications
Configuration Three blades, one blade center section, and two 1 blade floating wings. Wings flex
up and down 12 degrees in a single plane perpendicular to from center section.
Height of Cut Adjustable front and rear, in .50 inch increments from 1 to 4 inches.
Construction 12-gauge steel, 5.25 inches deep, welded construction and reinforced with
10-gauge steel channels.
Blades Three 25 inch long, .25 inch thick, heat treated steel blades.
Cutter Drive PTO driven gearbox with 1.26–1 spiral bevel gears. One “B” section belt on center
section. One “B” section belt on each wing. Center section tensioned through
spring loaded idler. Wings tensioned through adjustable fixed idler.
Spindles Cast iron housing, 1-1/4 inch dia shaft with welded blade retainer. Turning on two
greaseable tapered roller bearings. A positive splined connection attaches pulley to
spindle shaft.
Castor Wheels Front: Four 8 inch pneumatic wheels with greaseable roller bearings. Rear: Two 8
inch pneumatic wheels with greaseable roller bearings (one on each wing). Center
section suspended from push arms.
Anti Scalp Anti-scalp cup (11 inch diameter) located on each blade. One anti-scalp roller on
rear of center section. Adjustable skid on right wing.
Trimability 34, uncut circle, 25, uncut circle with use of individual wheel brakes.
Tip Speed 15,000 ft./min. @ 3200 engine RPM.
Discharge Left-hand, side discharge (recycler kit available).
Belt Covers Steel covers bolted down, meets CE requirements.
Weight 550 lb.
Width 83-1/2 in.
Optional Equipment
High Lift Blade Part No. 23-2410
Height of cut spacers 1/4 Part No. 54-8810
Foam Filled 8” Tire
Recycler Kit
Atomic Blade
Part No. 93-5974
Model No. 30838
Part No. 106–4354

7
Setup
Note: Determine the left and right sides of the machine from the normal operating position.
Loose Parts
Note: Use this chart as a checklist to ensure that all parts necessary for assembly have been received. Without these parts,
total setup cannot be completed. Some parts may have already been assembled at the factory.
Description Qty. Use
Hose clamp
Hose bracket
Capscrew, 1/4 x 1 in.
Nut
1
2
2
2
Install hose clamp
Push arm adapter
Push arm plate
Capscrew, 3/8 x 2-3/4 in.
Flat washer
Nut
1
1
4
4
4
Install right push arm adapter
Front lift arm
Locknut
Capscrew, 3/8 x 3 in.
1
2
2
Rear lift bracket
Square U-bolt
U-bolt
Height-of-cut chain
Clevis pin
Hairpin
Nut
1
1
1
1
1
1
6
Install rear lift support
Capscrew, 3/8 x 7/8 in. 4Secure covers for CE
Roll pin 1Install drive shaft
Danger decal 1Place over 54-9220 on deflector for CE.
Parts catalog 1
Operator’s manual 1Read before operating the machine.
Registration card 1Fill out and return to Toro.

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Setup Instructions
Mount Hose Clamp
1. Using dimensions shown in figure 1, locate, mark and
drill (2) .28 in. dia. holes in traction unit platform. Use
caution when drilling as there are hoses and cables
under platform.
.75”
4.41”
12.75”
Figure 1
2. Secure hoses to under side of platform with clamp, (2)
brackets, capscrews and nuts. Position brackets to fit
contour of hoses and platform.
1
2
Figure 2
1. Clamp 2. Bracket
Grass Deflector
1. Remove shipping bands allowing deflector to be
lowered.
Deflector is spring loaded in the down
position and will rotate downward, if not
retrained, when band is cut. If done
improperly, personal injury may occur.
Warning
1
Figure 3
1. Grass deflector
Mount Rear Castor Wheels
The rear castor wheels are shipped secured upside down to
deck brackets.
1. Remove capscrew and locknut securing front of rear
castor pivot to deck bracket.
1
Figure 4
1. Rear castor pivot arm
2. Turn pivot right side up and secure front of castor pivot
arm to front of deck bracket with capscrew and locknut
removed.
3. Align the pivot arm holes with selected height-of-cut
bracket holes in the deck frame, install clevis pin and
secure with hairpin cotter.
4. Repeat procedure on other castor wheel assembly.
Connect Right-hand Push Arm
To Cutting Unit
Note: Ball joints are shipped with traction unit.
1. Thread a jam nut fully onto ball joint.

9
2. Thread ball joint into push arm adapter until a
dimension of 2-3/8 in. from end of adapter to center of
ball joint is attained. Do not tighten jam nut.
2-3/8
in.
3
21
Figure 5
1. Ball joint
2. Jam nut 3. Push arm adapter
3. Remove 2 flange head capscrews and flange nuts
securing right hand ball joint mount to castor arm.
Remove ball joint mount from castor arm.
4. Install ball joint to right hand ball joint mount with a
castle nut and cotter pin (Fig. 6).
5. Loosely mount push arm adapter to bottom of right
push arm with a push arm bracket and (4) capscrews,
flat washers, and flange head locknuts. Push arm
bracket to be positioned over and against end of right
push arm (Fig. 6).
Note: Push arm bracket must contact end of push arm.
6. Tighten fasteners securing right push arm adapter to
right push arm.
7. Move cutting unit into position in front of traction unit.
3
14
2
Figure 6
1. Right hand push arm
2. Push arm adapter 3. Push arm bracket 4. Ball joint mount
Since the right hand push arm is spring
loaded to about 100 pounds, a helper is
needed to push the arm down. Sudden
release of the push arm could cause injury.
Warning
8. Have a helper carefully push down on the right push
arm until holes in ball joint mount line up with holes in
castor arm. Immediately slide a 4 x 4 in. block of wood
between top of push arm and underside of chassis.
9. Secure ball joint mount to castor arm with 2 flange head
capscrews and flange nuts previously removed.
Note: Capscrew heads to be positioned on inside of castor
arm.
10.Tighten large jam nut securing ball joint to push arm
adapter (FIg. 5). When tightening jam nut, hold ball
joint straight to permit proper oscillation during raising
and lowering of cutting unit. Carefully remove wood
block holding push arm down.
Connect Left-hand Push Arm
To Cutting Unit
Since the left hand push arm is spring loaded
to about 100 pounds, a helper is needed to
push the arm down. Sudden release of the
push arm could cause injury.
Warning
1. Thread a jam nut fully onto ball joint.
2. Thread ball joint into left push arm until a dimension of
2-3/8 in. from end of push arm to center of ball joint is
attained. Do not tighten jam nut.
2-3/8 in. 3
2
1
Figure 7
1. Ball joint
2. Jam nut 3. Left push arm

10
3. Remove 2 flange head capscrews and flange nuts
securing left-hand ball joint mount to castor arm.
Remove ball joint mount from castor arm.
4. Install ball joint to left-hand ball joint mount with a
castle nut and cotter pin.
1
2
3
Figure 8
1. L.H. Push arm
2. Ball joint 3. Ball joint mount
5. Have a helper carefully push down on the push arm
until holes in ball joint mount line up with holes in
castor arm. Immediately slide a 4 x 4 in. block of wood
between top of push arm and underside of chassis.
Make sure the wooden block does not slip
out accidentally. Sudden release of the push
arm could cause injury.
Warning
6. Secure ball joint mount to castor arm with flange head
capscrews and flange nuts previously removed.
Note: Flange head capscrew heads to be positioned on
inside of castor arm.
7. Tighten large jam nut securing ball joint to push arm.
When tightening jam nut, hold ball joint straight to
permit proper oscillation during raising and lowering of
cutting unit. Carefully remove wood block holding push
arm down.
Note: Periodically check and tighten the push arm adapter
capscrews.
Mount Front Lift Arm
1. Remove rubber bumper from bottom of traction T-bar.
1
2
Figure 9
1. Traction T–bar 2. Rubber bumper
2. Slide front lift arm onto traction unit t-bar, positioning
as shown in Figure 10.
3. Secure front lift arm to t-bar with with 2 capscrews and
locknuts.
2
1
Figure 10
1. Front lift arm 2. Traction unit T–bar
Mount Rear Lift Bracket
1. Loosely mount rear lift bracket to right push arm with
square U-bolt, 2 nuts, and flange nuts. Bracket to be
positioned on push arm so it is centered and parallel to
castor arm.