The Toro General Commercial Products Warranty52. .
2002 by The Toro Company
8111 Lyndale Avenue South
Bloomington, MN 55420-1196
All Rights Reserved
Printed in the USA
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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 frame of 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.
attention to the safety alert symbol, which means
CAUTION, WARNING, or DANGER—“personal
safety instruction.” Failure to comply with the
instruction may result in personal injury or death.
Safe Operating Practices
The following instructions are from the CEN standard EN
836:1997, ISO standard 5395:1990, and ANSI B71.4-1999.
Training
• Read the operator’s manual and other training material
carefully. Be familiar with the controls, safety signs,
and the proper use of the equipment.
• Never allow children or people unfamiliar with these
instructions to use or service the mower. Local
regulations may restrict the age of the operator.
• Never mow while people, especially children, or pets
are nearby.
• Keep in mind that the operator or user is responsible for
accidents or hazards occurring to other people or their
property.
• Do not carry passengers.
• All drivers and mechanics should seek and obtain
professional and practical instruction. The owner is
responsible for training the users. Such instruction
should emphasize:
– the need for care and concentration when working
with ride-on machines;
– control of a ride-on machine sliding on a slope will
not be regained by the application of the brake. The
main reasons for loss of control are:
• insufficient wheel grip;
• being driven too fast;
Safety
This machine meets or exceeds CEN standard EN
836:1997, ISO standard 5395:1990, and ANSI
B71.4-1999 specifications in effect at the time of
production when weights are installed according to
chart on page 20.
Improper use or maintenance by the operator or owner
can result in injury. To reduce the potential for injury,
comply with these safety instructions and always pay
• inadequate braking;
• the type of machine is unsuitable for its task;
• lack of awareness of the effect of ground
conditions, especially slopes;
• incorrect hitching and load distribution.
• The owner/user can prevent and is responsible for
accidents or injuries occurring to himself or herself,
other people, or property.
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Preparation
• While mowing, always wear substantial footwear, long
trousers, hard hat, safety glasses, and ear protection.
Long hair, loose clothing, or jewelry may get tangled in
moving parts. Do not operate the equipment when
barefoot or wearing open sandals.
• Thoroughly inspect the area where the equipment is to
be used and remove all objects which may be thrown by
the machine.
• Warning—Fuel is highly flammable. Take the
following precautions:
– Store fuel in containers specifically designed for this
purpose.
– Refuel outdoors only and do not smoke while
refuelling.
– do not stop or start suddenly when going up or
downhill;
– engage clutch slowly, always keep machine in gear,
especially when travelling downhill;
– machine speeds should be kept low on slopes and
during tight turns;
– stay alert for humps and hollows and other hidden
hazards;
– never mow across the face of the slope, unless the
mower is designed for this purpose.
• Stay alert for holes in the terrain and other hidden
hazards.
• Use care when pulling loads or using heavy equipment.
– Use only approved drawbar hitch points.
– Add fuel before starting the engine. Never remove
the cap of the fuel tank or add fuel while the engine
is running or when the engine is hot.
– If fuel is spilled, do not attempt to start the engine
but move the machine away from the area of
spillage and avoid creating any source of ignition
until fuel vapors have dissipated.
– Replace all fuel tanks and container caps securely.
• Replace faulty silencers/mufflers.
• Evaluate the terrain to determine what accessories and
attachments are needed to properly and safely perform
the job. Only use accessories and attachments approved
by the manufacturer.
• Check that operator’s presence controls, safety switches
and shields are attached and functioning properly. Do
not operate unless they are functioning properly.
Operation
• Do not operate the engine in a confined space where
dangerous carbon monoxide fumes can collect.
• Mow only in daylight or in good artificial light.
• Before attempting to start the engine, disengage all
blade attachment clutches, shift into neutral, and engage
the parking brake.
• Do not use on slopes of more than
–5° when mowing on side hills;
–10° when mowing uphill;
–15° when mowing downhill.
• Remember there is no such thing as a safe slope. Travel
on grass slopes requires particular care. To guard
against overturning:
– Limit loads to those you can safely control.
– Do not turn sharply. Use care when reversing.
– Use counterweight(s) or wheel weights when
suggested in the operator’s manual.
• Watch out for traffic when crossing or near roadways.
• Stop the blades rotating before crossing surfaces other
than grass.
• When using any attachments, never direct discharge of
material toward bystanders nor allow anyone near the
machine while in operation.
• Never operate the machine with damaged guards,
shields, or without safety protective devices in place. Be
sure all interlocks are attached, adjusted properly, and
functioning properly.
• Do not change the engine governor settings or
overspeed the engine. Operating the engine at excessive
speed may increase the hazard of personal injury.
• Before leaving the operator’s position:
– stop on level ground;
– disengage the power take-off and lower the
attachments;
– change into neutral and set the parking brake;
– stop the engine and remove the key.
• Disengage drive to attachments when transporting or
not in use.
• Stop the engine and disengage drive to attachment
– before refuelling;
– before removing the grass catcher/catchers;
– before making height adjustment unless adjustment
can be made from the operator’s position.
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– before clearing blockages;
– before checking, cleaning or working on the mower;
– after striking a foreign object or if an abnormal
vibration occurs. Inspect the mower for damage and
make repairs before restarting and operating the
equipment.
• Reduce the throttle setting during engine run-out and, if
the engine is provided with a shut-off valve, turn the
fuel off at the conclusion of mowing.
• Keep hands and feet away from the cutting units.
• Look behind and down before backing up to be sure of
a clear path.
• Slow down and use caution when making turns and
crossing roads and sidewalks. Stop cylinders/reels if not
mowing.
• Do not operate the mower under the influence of
alcohol or drugs
• Use care when loading or unloading the machine into a
trailer or truck
• Use care when approaching blind corners, shrubs, trees,
or other objects that may obscure vision.
• Disengage drives, lower the cutting units, set parking
brake, stop engine and remove key and disconnect spark
plug wire. Wait for all movement to stop before
adjusting, cleaning or repairing.
• Clean grass and debris from cutting units, drives,
silencers/mufflers, and engine to help prevent fires.
Clean up oil or fuel spillage.
• Use jack stands to support components when required.
• Carefully release pressure from components with stored
energy.
• Disconnect battery and remove spark plug wire before
making any repairs. Disconnect the negative terminal
first and the positive last. Reconnect positive first and
negative last.
• Use care when checking the cylinders/reels. Wear
gloves and use caution when servicing them.
• Keep hands and feet away from moving parts. If
possible, do not make adjustments with the engine
running.
• Charge batteries in an open well ventilated area, away
from spark and flames. Unplug charger before
connecting or disconnecting from battery. Wear
protective clothing and use insulated tools.
Maintenance and Storage
• Keep all nuts, bolts and screws tight to be sure the
equipment is in safe working condition.
• Never store the equipment with fuel in the tank inside a
building where fumes may reach an open flame or
spark.
• Allow the engine to cool before storing in any
enclosure.
• To reduce the fire hazard, keep the engine,
silencer/muffler, battery compartment and fuel storage
area free of grass, leaves, or excessive grease.
• Check the grass catcher frequently for wear or
deterioration.
• Keep all parts in good working condition and all
hardware and hydraulic fittings tightened. Replace all
worn or damaged parts and decals.
• If the fuel tank has to be drained, do this outdoors.
• Be careful during adjustment of the machine to prevent
entrapment of the fingers between moving blades and
fixed parts of the machine.
• On multi-cylinder/multi-reel machines, take care as
rotating one cylinder/reel can cause other
cylinders/reels to rotate.
Toro Riding Mower Safety
The following list contains safety information specific to
Toro products or other safety information that you must
know that is not included in the CEN, ISO, or ANSI
standard.
This product is capable of amputating hands and feet and
throwing objects. Always follow all safety instructions to
avoid serious injury or death.
Use of this product for purposes other than its intended use
could prove dangerous to user and bystanders.
Warning
Engine exhaust contains carbon monoxide, which
is an odorless, deadly poison that can kill you.
Do not run engine indoors or in an enclosed area.
• Know how to stop the engine quickly.
• Do not operate the machine while wearing tennis shoes
or sneakers.
• Wearing safety shoes and long pants is advisable and
required by some local ordinances and insurance
regulations.
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• Handle fuel carefully. Wipe up any spills.
• Check the safety interlock switches daily for proper
operation. If a switch should fail, replace the switch
before operating the machine. After every two years,
replace all four interlock switches in the safety system,
whether they are working properly or not.
• Before disconnecting or performing any work on the
hydraulic system, all pressure in the system must be
relieved by stopping the engine and lowering the cutting
units and attachments to the ground.
• Check all fuel lines for tightness and wear on a regular
basis. Tighten or repair them as needed.
• Before starting the engine, sit on the seat.
• Using the machine demands attention. To prevent loss
of control:
– Do not drive close to sand traps, ditches, creeks, or
other hazards.
– Reduce speed when making sharp turns. Avoid
sudden stops and starts.
– When near or crossing roads, always yield the
right-of-way.
– Apply the service brakes when going downhill to
keep forward speed slow and to maintain control of
the machine.
• The grass baskets must be in place during operation of
the cylinders/reels or thatchers for maximum safety.
Shut the engine off before emptying the baskets.
• Raise the cutting units when driving from one work
area to another.
• Do not touch the engine, silencer/muffler, or exhaust
pipe while the engine is running or soon after it has
stopped because these areas could be hot enough to
cause burns.
• If the engine stalls or loses headway and cannot make it
to the top of a slope, do not turn the machine around.
Always back slowly, straight down the slope.
• When a person or pet appears unexpectedly in or near
the mowing area, stop mowing. Careless operation,
combined with terrain angles, ricochets, or improperly
positioned guards can lead to thrown object injuries. Do
not resume mowing until the area is cleared.
Maintenance and Storage
• Make sure all hydraulic line connectors are tight and all
hydraulic hoses and lines are in good condition before
applying pressure to the system.
• If the engine must be running to perform a maintenance
adjustment, keep hands, feet, clothing, and any parts of
the body away from the cutting units, attachments, and
any moving parts, especially fans, belts or pulleys. Keep
everyone away.
• To ensure safety and accuracy, have an Authorized Toro
Distributor check the maximum engine speed with a
tachometer. Maximum governed engine speed should be
3200 RPM.
• If major repairs are ever needed or if assistance is
desired, contact an Authorized Toro Distributor.
• Use only Toro-approved attachments and replacement
parts. The warranty may be voided if used with
unapproved attachments.
Sound Power Level
This unit has a guaranteed sound power level of
105 dBA/1 pW, based on measurements of identical
machines per Directive 2000/14/EC and amendments.
Sound Pressure Level
This unit has an equivalent continuous A-weighted sound
pressure level at the operator ear of 87 dBA based on
measurements of identical machines per Directive
98/37/EC and amendments
Vibration Level
This unit does not exceed a vibration level of 2.50 m/s2 at
the hands based on measurements of identical machines per
ISO 5349 procedures.
This unit does not exceed a vibration level of 0.50 m/s2 at
the posterior based on measurements of identical machines
per ISO 2631 procedures.
• Keep your body and hands away from pin hole leaks or
nozzles that eject hydraulic fluid under high pressure.
Use paper or cardboard, not your hands, to search for
leaks. Hydraulic fluid escaping under pressure can have
sufficient force to penetrate the skin and cause serious
injury. Seek immediate medical attention if fluid is
injected into skin.
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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.
93-7267
1. Lock parking brake2. Unlock parking brake
77-3100
1. Cutting/dismemberment hazard—stay away from rotating fan
blade.
94-5056
1. Slow reel speed
2. Fast reel speed
3. Reel height
4. 5 Blade cutting unit
5. 8 Blade cutting unit
93-6696
1. Warning—spring loaded mechanism. Read the operator’s
manual.
67-5360
83-9550
94-3353
1. Crushing of fingers or hands—stay a safe distance away.
26-7390
1. The battery contains lead.
Do not dispose of in the
garbage.
7
93-6668
2. Read the operator’s
manual before performing
any maintenance.
Page 8
93-7272
1. Cutting/dismemberment hazard—stay away from moving parts.
93-7273
1. Thrown object
hazard—keep bystanders
away.
2. Cutting/dismemberment
hazard of hands or
feet—stay away from
moving parts.
93-7276
1. Explosion hazard—wear eye protection.
2. Caustic liquid hazard—flush skin with water.
3. Fire hazard—sparks, flame, and smoking prohibited.
4. Poison—keep children away from the battery.
93-7840
1. Engine coolant under
pressure
2. Hot surface—stay away.
3. Warning—read the
operator’s manual.
4. Explosion hazard—stay
away.
93-7271
1. Warning—read the operator’s manual.
2. Tipping hazard—when driving down slopes less than 15
degrees, lower the cutting units to the ground.
3. Thrown object hazard—keep bystanders away.
4. Cutting/dismemberment hazard of hand or feet—stay away
from rotating blades and moving parts.
5. Warning—before leaving the operator’s seat, set the parking
brake, stop the engine, and remove the ignition key.
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104-3990
104-3991
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1. Read the
2. Warning—read the
Operator’s Manual.
use starting fluid.
Operator’s Manual.
Do not
104-3994
(Affix over decal part no. 104–3991 for CE)
3. Raise and lower the reels.
4. Lower the reels.
5. Neutral
6. Raise the reels.
7. Power take-off (PTO)
8. Pull on
9. Push off
10. Engine—stop
11. Engine—run
12. Engine—start
13. Fast
14. Slow
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Specifications
Note: Specifications and design subject to change without notice.
General Specifications
ConfigurationTricycle vehicle with 2-wheel traction drive and rear wheel steering.
Briggs & Stratton–Daihatsu, 4-cycle, 3-cylinder, liquid cooled, vertical OHV, diesel
engine with centrifugal water pump. 18.4 hp (13.7 kW); governed to a maximum
Engine
RadiatorSide mounted industrial radiator, 7 fins per inch. Approx. 5 quart (4.7 liter) capacity.
Electrical
Fuel Capacity6.5 gallons
speed of 3200 RPM. 51.9 cu. in. (850 cc) displacement. Forced lubrication gear
pump. Mechanical centrifugal governor. Mechanical fuel transfer pump. Fuel
filter/water separator with replaceable filter element. 12 volt (1 kW) starter. Heavy
duty remote mounted air cleaner spin-on oil filter.
12 volt Group 55, 450 cold cranking amps at 0°F (–18°C) ,75 minute reserve
capacity at 80°F (27°C). 40 amp alternator with regulator/rectifier . Seat switch,
PTO, parking brake, and traction interlock switches. Indicator light when cutting
units are running.
Traction Drive
Hydraulic Oil
Capacity/Filter
Ground Speed
Tires/Wheels
FrameFrame consists of formed steel, welded steel, and steel tubing components.
SteeringPinion and sector gear with solid drag link to rear steer wheel arm
Brakes
Controls
Gauges and Protective
Systems
High torque hydraulic wheel motors. 2-wheel drive. Oil cooler and shuttle valve
provide positive closed-loop cooling. Optional 3–wheel drive kit.
Two front traction drive tires, 20 x 10-8 tubeless, 4-ply rating. Rear steering tire and
tube; 20 x 8-8, 4-ply rating. Demountable front rims. Recommended tire pressure:
16–20 psi front and rear tires.
Service braking accomplished through dynamic characteristics of hydrostat.
Parking or emergency brake is actuated by ratchet hand lever on the operator’s
left-hand side.
Foot operated traction pedal and traction pedal stop. Hand operated throttle,
ignition switch, reel engagement switch, reel unit lift lever, parking brake, and seat
adjustment.
Hour meter. Warning lights: oil pressure, water temperature, amps, glow plug and
reel engagement light. High water temperature shut-down. Engine preheat
incorporated into ignition switch.
SeatAdjustable to operator weight, fore and aft, w/removeable fold-up armrests
Cutting Unit LiftHydraulic lift with automatic reel shut-off
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Measurements
Optional Equipment
Wheel tread width54-1/2 in. (138 cm)
Wheel base55 in. (140 cm)
Width76-1/2 in. (194 cm)
Transport width
with 27″ cutting units
with 32″ cutting units
Length96 in. (244 cm)
Height w/o seat44 in. (112 cm)
Weight
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.
DescriptionQty.Use
Wheel assembly
Lug nut
Seat stop bracket
Capscrew 5/16 x 1 in.
Locknut
Flat washer
Capscrew
Locknut
Lift arm
Pivot rod
Capscrew, 5/16 x 7/8 in.
Lock washer
Lift chain
Clevis pin
Cotter pin
Thrust washer
Flat washer
Flange head capscrew
1
4
1
1
1
3
3
3
2
2
2
2
2
4
4
3
3
3
Installing the rear wheel
Mount seat stop
Mounting the carrier frames to the cutting units.
Installing the front lift arms (supplied with the
Lift Arm Kit)
Mounting the cutting units to the lift arms
(supplied with the Lift Arm Kit)
Spring
Vinyl sleeve
Spring shackle
Clevis pin
Cotter pin
Shackle
Spring anchor
Capscrew, 1/4 x 3/4 in.
Locknut
Key2
Hydraulic reservoir plug1
Danger decal1
Warning decal1Affix to skirt for European compliance.
Danger decal1Affix to battery for European compliance.
3
1
3
6
6
2
2
4
4
13
Installing the counterbalance springs (supplied
with the Lift Arm Kit)
Installing the counterbalance springs (supplied
with the 32” Cutting Unit Lift Arm Kit only)
Affix to inside of right hand panel housing for
European compliance.
Page 14
DescriptionUseQty.
Instrument panel decal1
Parts catalog
Certificate of compliance
Operator video1View before operating the machine.
Operator’s manual
Engine operator’s manual
Registration card1Fill out and return to Toro.
1
1
2
1
Installing the Rear Wheel
1. Mount the wheel assembly onto the rear wheel hub
(Fig. 1).
1
Affix to instrument panel for European
compliance.
Read before operating the machine.
3. On the Suspension Seat, check the alignment of the
mounting holes with the seat plate. If the holes do not
align, remove the machine screws securing the upper
slides to the seat bottom. Move the seat slides inward to
the next set of mounting holes and secure them with the
machine screws and 4 locknuts (M8). Apply Loctite to
the fasteners.
2
3
Figure 1
1. Wheel assembly
2. Rear wheel hub
2. Install the lug nuts (Fig. 1) and tighten them to 45–65
ft.-lb. (3–5 N⋅m).
3. Lug nut
Installing the Seat
The traction unit is shipped without the seat assembly.
Suspension Seat Kit, Model 03225, or Standard Seat Kit,
Model 03224, must be installed as follows:
Important When installing seat, do not install seat
belt. Remove and discard.
1. Remove the shipping ties securing the lower seat slides
to the upper seat slides. Note the orientation of the
lower slides for correct reinstallation (Fig. 2).
2. Insert the lower slides onto the upper slides (Fig. 2).
1
Figure 2
1. Lower seat slide
2. Upper seat slide
4. Loosely secure slides to seat plate with fasteners
supplied with seat (Fig. 2).
3. Seat plate
2
3
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5. Tighten the flange nuts and check the operation of the
seat.
6. When mounting a standard seat to machine, a seat stop
(Fig. 3) must be installed as follows:
A. Move seat forward.
B. Remove capscrew and nut securing water separator
bracket to underside of skirt.
C. Using capscrew and nut removed and a 5/16 x 1”
capscrew and nut supplied in loose parts, secure the
seat stop and water separator to under side of skirt
with (2) capscrews and locknuts. Position stop as
shown in figure 3.
2
4
1. Rear carrier frame
2. Pivot rod
3
1
3
Figure 4
3. Up stop
4. Lift cylinder
1
2
Figure 3
1. Seat stop2. Water separator
Adjusting the Rear Carrier
Frame Height
1. Slide the rear carrier frame onto the rear lift arm pivot
rod (Fig. 4). Do not install the carrier frame to the
cutting unit at this time.
2. Raise the lift arms and carrier frame fully.
3. Press down on one end of the carrier frame until the up
stop on the opposite end contacts the underside of the
foot step (Fig. 4). The distance between the up stop and
the underside of the foot step, on the end pressed down,
should be approximately 1/4 in. (6 mm). If the distance
is not 1/4 in. (6 mm), an adjustment to the lift cylinder
is required. If the distance is correct, remove the carrier
frame and proceed with the setup instructions.
4. If an adjustment to the lift cylinder is required, proceed
as follows:
A. Remove the clevis pin securing the rod end of the
lift cylinder to the lift arm (Fig. 4).
B. Loosen the hex nut securing the clevis to the
cylinder rod.
C. Rotate the clevis end in or out until 1/4 in. (6 mm)
clearance is attained. Check the adjustment and
repeat steps 2–3 as required.
D. Tighten the hex nut and connect the cylinder rod end
to the lift arm (Fig. 4).
Mounting the Carrier Frames to
the Cutting Units
1. Remove the cutting units from the cartons. Adjust them
per the Cutting Unit Operator’s Manual.
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2. Position a carrier frame onto each cutting unit, aligning
the mounting holes with the mounting links (Fig. 5).
3. Secure each mounting link to the carrier frame with a
capscrew (3/8 x 2-1/4 in.), 2 flat washers, and a locknut,
as shown in Figure 5. Position a washer on each side of
the link when mounting. Torque to 31 ft.-lb. (42 N⋅m).
1
7
1
6
2
3
8
2
3
Figure 5
1. Carrier frame
2. Mounting link
3. Bearing housing cover
Installing the Front Lift Arms
1. Insert a pivot rod into the left lift arm and align the
mounting holes (Fig. 6).
2. Secure the pivot rod to the lift arm with a capscrew
(5/16 x 7/8 in.) and lock washer.
1
2
4
5
Figure 7
1. Counterbalance arm
2. Top capscrew
3. Bottom capscrew
4. Lift arm pivot pin
5. Tipper chain
6. Lift chain
7. Cylinder pin
8. Lift arm tab
4. Remove the bottom capscrew and nut securing the left
counterbalance arm to the frame (Fig. 7).
5. Rotate the counterbalance arm outward, allowing
removal of the lift arm pivot pin and tipper chain
(Fig. 7).
6. Position the lift arm between the frame members, align
the mounting holes, and install the pivot pin (Fig. 7).
Insert the pivot pin so that the counterbalance arm fits
into the slot in the pin. Do not secure the counterbalance
arm at this time.
7. Secure one end of the lift chain to the lift cylinder pin
with a clevis pin and cotter pin.
8. Secure the other end of the lift chain to the hole in the
lift arm mounting tab with clevis pins and cotter pins.
Use the appropriate hole in the lift arm as designated in
Figure 8.
9. Repeat the procedure on the right-hand lift arm.
Figure 6
1. Lift arm2. Pivot rod
3. Loosen the top capscrew securing the left
counterbalance arm to the frame (Fig. 7).
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Page 17
Figure 8
27” Cutting Unit
(Inner Hole)
32” Cutting Unit
(Outer Hole)
Mounting the Cutting Units
1. Slide a thrust washer onto the lift arm pivot rod
(Fig. 10).
2. Slide the cutting unit carrier frame onto the pivot rod
and secure it with a flat washer and flange head
capscrew (Fig. 10).
Note: On the rear cutting unit, position the thrust washer
between the rear of the carrier frame and the flat washer.
Mounting the Cutting Unit
Drive Motors
1. Position the cutting units in front of the pivot rods.
2. Remove the bearing housing cover (Fig. 5) from the
inside end of the right-hand cutting unit. Install the
cover and gasket (supplied with the cutting unit) on the
outside end. Locate the spider coupling (Fig. 9) shipped
in the bearing housing.
3. Insert the O-ring (supplied with the cutting unit) on the
flange of the drive motor (Fig. 9).
4. Mount the motor and the spider coupling to the drive
end of the cutting unit and secure them with 2
capscrews provided with the cutting unit (Fig. 9).
5. On the center and left-hand cutting units, remove the
bearing housing cover and install the gasket (supplied
with the cutting units).
3
2
2
3
1
Figure 10
1. Thrust washer
2. Carrier frame
3. Flat washer and flange
head capscrew
3. Secure a tipper chain to the top of each 27” cutting unit
carrier frame and to the bottom of each 32” cutting unit
carrier frame with a capscrew, washer, and locknut
(Fig. 11).
1
1. Spider coupling
2. Reel motor
1
Figure 9
3. O-ring
2
1. Tipper chain (27” Cutting
Units)
2. Tipper chain (32” Cutting
Units)
17
3
Figure 11
3. Carrier frame
Page 18
4. Grease all lift arm and carrier frame pivot points.
Installing the Counterbalance
Springs
Warning
Use caution when tensioning the springs as they
are under heavy load.
The counterbalance springs help balance the cutting units to
allow equal amounts of weight (down pressure) to be
distributed to each end of the cutting unit. The springs also
transfer weight from the cutting units to the traction unit
therefore, increasing traction.
The following are recommended settings for the
counterbalance springs. Minor changes may be required to
achieve optimum performance for your turf conditions. The
weight, at each end of the cutting unit, can be checked
easily with a spring scale.
• Increasing the spring tension reduces the weight on
inboard end of the cutting unit and increases theweight on the outboard end.
• Decreasing the spring tension increases the weight on
the inboard end of the cutting unit and reduces the
weight on outboard end.
27” Cutting Units
1. Hook the spring into the third hole from the top on the
inboard side of both front cutting unit lift tabs and on
the rear cutting unit lift tab (Fig. 12).
Note: Selecting the #4 hole position (increasing the spring
tension) will reduce the weight on the inboard end of the
cutting unit, increase the weight on the outboard end of the
cutting unit, and increase traction. Selecting the #2 hole
position has the opposite affect.
1
Figure 12
1. Cutting unit lift tab
2. Secure the other end of the spring to the appropriate
hole (see below) on the front and rear counterbalance
arms (Fig. 13 & 14) with the spring shackle, clevis pin,
and cotter pin.
• Fourth hole from the top for 5 blade reels
• Third hole from the top for 8 blade reels
• Top hole for reels with baskets
Note: On the rear counterbalance spring, install the vinyl
cover over the spring before installing.
Note: Increasing the spring tension will reduce the weight
on the inboard end of the cutting unit, increase the weight
on the outboard end of the cutting unit, and increase
traction. Decreasing the spring tension has the opposite
affect.
4
1
2
3
1. Counterbalance arm
2. Top capscrew
3. Bottom capscrew
18
5
Figure 13
4. Spring shackle
5. Clevis pin and cotter pin
Page 19
2
1
123
Figure 14
1. Rear counterbalance
spring
2. Vinyl cover
3. Spring shackle
3. Insert the breaker bar into the square hole in the
counterbalance arm and pivot the arm back to its
original position, aligning the mounting holes.
4. Secure the bottom of the counterbalance arm to the
frame with the capscrew and nut previously removed.
Tighten the top capscrew (Fig. 13).
5. To tension the counterbalance springs, proceed as
follows:
A. Remove the cotter pin and clevis pin securing the
spring shackle to the counterbalance arm. Do not
remove the other clevis pin.
B. Move the shackle up or down on the counterbalance
arm until it is aligned with the desired hole on the
arm. Install the clevis pin and cotter pin.
32” Cutting Units
1. Mount a spring anchor to the rear inboard side of each
front cutting unit lift tab with 2 capscrews (1/4 x 3/4 in.)
and locknuts, as shown in Figure 15.
Figure 15
1. Cutting unit lift tab2. Spring anchor
2. On the front cutting units, hook the spring into the
second hole from the bottom (#3 position) in the spring
anchor (Fig. 15).
Note: Selecting the #4 hole position (increasing the spring
tension) will reduce the weight on the inboard end of the
cutting unit, increase the weight on the outboard end of the
cutting unit, and increase traction. Selecting the #2 hole
position has the opposite affect.
3. On the rear cutting unit, hook the spring into the top
hole on the rear cutting unit lift tab.
Note: Increasing the spring tension will reduce the weight
on the inboard end of the cutting unit, increase the weight
on the outboard end of the cutting unit, and increase
traction. Decreasing the spring tension has the opposite
affect.
4. Secure the other end of the spring to the appropriate
hole (see below) on the front and rear counterbalance
arms (Fig. 16 & 17) with the spring shackle with the
chain, clevis, clevis pin, and cotter pin.
• Third hole from the top for 5 blade reels
• Second hole from the top for 8 blade reels
• Top hole for reels with baskets
Note: On rear counterbalance spring, install vinyl cover
over spring before installing.
5. Secure the other end of the spring to the second hole
from the top with the spring shackle with the chain,
clevis, clevis pin, and cotter pin (Fig. 16).
19
Page 20
1
2
4
5
3
Figure 16
1. Counterbalance arm
2. Top capscrew
3. Bottom capscrew
4. Spring shackle
5. Clevis pin and cotter pin
6. Chain, clevis, and clevis
pin
6. On the rear counterbalance arms, install the vinyl cover
over the spring before hooking the other end of the
spring into the spring shackle in the second hole from
the top (Fig. 17).
B. Move the shackle up or down on the counterbalance
arm until it is aligned with the desired hole on the
arm. Install the clevis pin and cotter pin.
Adding Rear Ballast
This unit complies with ANSl B71.4–1999 Standard and all
applicable European requirements when equipped with rear
ballast. Use the following chart to determine the weight or
combinations of weights needed.
Cutting Unit
Configuration
Standard machine with
27” cutting units
Standard machine with
27” cutting units &
baskets
Standard machine with
three wheel drive kit &
27” cutting units
Weight Kits Required
(1) 83-9370
(2) 83-9390
(1) 83-9370
(3) 83-9390
(2) 94-3698
(1) 83-9390,
(1) 83–9370
123
Figure 17
1. Rear counterbalance
spring
2. Vinyl cover
3. Spring shackle
7. Insert the breaker bar into the square hole in the
counterbalance arm and pivot the arm back to its
original position, aligning the mounting holes.
8. Secure the bottom of the counterbalance arm to the
frame with the capscrew and nut previously removed.
Tighten the top capscrew (Fig. 16).
9. To tension the counterbalance springs proceed as
follows:
A. Remove the cotter pin and clevis pin securing the
spring shackle to the counterbalance arm. Do not
remove the other clevis pin.
Standard machine with
three wheel drive kit, 27”
cutting units & baskets
Standard machine with
32” cutting units
(2) 83-9390
(2) 94-3698
(1) 83–9370
(3) 83-9390
(2) 94-3698
(1) 83–9370
Standard machine with
32” cutting units & three
wheel drive kit
(1) 83-9370
(2) 83-9390
(1) 94–3698
Note: All configurations require calcium chloride in the
rear tire. Tires should be filled to approximately 75%
capacity (valve level with valve at the top) (60 lb. fluid or
74 lb. tire and fluid).
Important If a puncture occurs in a tire with calcium
chloride, remove the unit from the turf area as quickly as
possible. To prevent possible damage to the turf,
immediately soak the affected area with water.
Either Type 1 (77%) or Type 2 (94%) commercial calcium
chloride flake may be used.
Plain water freezes solid at 32°F (0°C). The 3-1/2 lb.
(1.6 kg) calcium chloride to 1 gallon (3.8 l) of water
solution is slush free to –12°F (–24°C) and will freeze solid
at –52°F (–46°C). The 5 lb. (2.3 kg) per gallon (liter)
solution is slush free to –50° F (–45°C) and will freeze
solid at –62°F (–52°C).
20
Page 21
Activating and Charging the
Battery
Warning
5. Install the positive cable (red) to the positive (+)
terminal and the negative cable (black) to the negative
(—) terminal of the battery (Fig. 18) and secure them
with capscrews and nuts. Slide the rubber boot over the
positive terminal to prevent a possible short from
occurring.
Battery posts, terminals, and related accessories
contain lead and lead compounds, chemicals
known to the State of California to cause cancer
and reproductive harm. Wash hands after
handling.
If the battery is not filled with electrolyte or activated, bulk
electrolyte with 1.260 specific gravity must be purchased
from a local battery supply outlet and added to the battery.
1. Remove the filler caps from the battery and slowly fill
each cell until the electrolyte is just above the plates.
Danger
Battery electrolyte contains sulfuric acid which is a
deadly poison and causes severe burns.
• Do not drink electrolyte and avoid contact with
skin, eyes or clothing. Wear safety glasses to
shield your eyes and rubber gloves to protect
your hands.
• Fill the battery where clean water is always
available for flushing the skin.
Warning
Incorrect battery cable routing could damage the
machine and cables causing sparks. Sparks can
cause the battery gasses to explode, resulting in
personal injury.
• Always disconnect the negative (black) battery
cable before disconnecting the positive (red)
cable.
• Always connect the positive (red) battery cable
before connecting the negative (black) cable.
2
3
1
2. Replace the filler caps with the vents pointing to the
rear (toward the fuel tank) and connect a 3 to 4 amp
battery charger to the battery posts. Charge the battery
at a rate of 3 to 4 amperes for 4 to 8 hours.
Warning
Charging the battery produces gasses that can
explode.
Never smoke near the battery and keep sparks and
flames away from battery.
3. When the battery is charged, disconnect the charger
from the electrical outlet and battery posts.
4. Remove the filler caps. Slowly add electrolyte to each
cell until the level is up to the fill ring. Install the filler
caps.
Important Do not overfill the battery. Electrolyte will
overflow onto other parts of the machine and severe
corrosion and deterioration will result.
1. Battery
2. Positive (+) batter cable
Figure 18
3. Negative (–) battery cable
21
Page 22
Before Operating
Caution
If you leave the key in the ignition switch, someone
could accidently start the engine and seriously
injure you or other bystanders.
Before servicing or making adjustments to the
machine, stop the engine and remove the key from
the ignition switch.
Checking the Crankcase Oil
The engine is shipped with approximately 3.5 quarts
(w/ filter) of oil in the crankcase; however, level of oil must
be checked before and after the engine is first started.
1. Position machine on a level surface.
1
Figure 20
1. Filler cap
2. Remove dipstick and wipe it with a clean rag. Insert
dipstick into tube and make sure it is seated fully.
Remove dipstick and check level of oil.
1
Figure 19
1. Dipstick
3. The engine uses any high-quality 10W30 detergent oil
having the American Petroleum Institute -API- “service
classification” CF or better.
4. If oil level is low, remove filler cap and add enough oil
to raise level to FULL mark on dipstick.
Note: When adding oil, remove dipstick to allow proper
venting, pour oil slowly and check the level often during
this process. DO NOT OVERFILL.
Important When adding engine oil or filling oil, there
must be clearance between the oil fill device and the oil fill
hole in the valve cover as shown in figure 21. This
clearance is necessary to permit venting when filling, which
prevents oil from overrunning into breather.
Figure 21
5. Install the dipstick firmly in place.
Important Check level of oil every 8 operating hours
or daily. Change oil and filter initially after the first 50
hours of operation, thereafter, change oil and filter
every 100 hours. However, change oil more frequently
when engine is operated in extremely dusty or dirty
conditions.
22
Page 23
Note: After filling or changing oil, start and run the engine
at idle for 30 seconds. Shut engine off. Wait 30 seconds and
check oil level. Add enough oil to raise level to FULL mark
on dipstick.
4. Wipe up any fuel that may have spilled to prevent a fire
hazard.
Checking the Cooling System
Filling the Fuel Tank
The engine runs on No. 2 diesel fuel.
The fuel tank capacity is approximately 6.5 gallons.
Danger
Under certain conditions, diesel fuel and fuel
vapors are highly flammable and explosive. A fire
or explosion from fuel can burn you and others
and can cause property damage.
• Use a funnel and fill the fuel tank outdoors, in
an open area, when the engine is off and is cold.
Wipe up any fuel that spills.
• Do not fill the fuel tank completely full. Add fuel
to the fuel tank until the level is 1 in. (25 mm)
below the bottom of the filler neck. This empty
space in the tank allows the fuel to expand.
• Never smoke when handling fuel, and stay away
from an open flame or where fuel fumes may be
ignited by a spark.
• Store fuel in a clean, safety-approved container
and keep the cap in place.
The cooling system is filled with a 50/50 solution of water
and permanent ethylene glycol anti-freeze. Check the
coolant level at the beginning of each day before starting
the engine. The cooling system capacity is approximately
5-1/4 quarts.
1. Clean debris off of the radiator screen (Fig. 23), radiator
(Fig. 24) and oil cooler (Fig. 24) daily or hourly if
conditions are extremely dusty and dirty; refer to
Cleaning the Radiator and Screen, page 40.
1
1. Clean the area around the fuel tank cap (Fig. 22).
1
Figure 22
1. Fuel tank cap
2. Remove the fuel tank cap.
3. Fill the tank to about 1 in. (25 mm) below the top of the
tank, (bottom of the filler neck). Do not overfill. Install
the cap.
Figure 23
1. Radiator screen
1
2
Figure 24
1. Radiator2. Oil cooler
23
Page 24
Caution
3. If the coolant level is low, replenish the system. Do not
overfill.
If the engine has been running, the pressurized,
hot coolant can escape and cause burns.
• Do not open the radiator cap when the engine is
running.
• Use a rag when opening the radiator cap, and
open the cap slowly to allow steam to escape.
1. Carefully remove the radiator cap (Fig. 25).
1
Figure 25
1. Radiator cap
2. Check the coolant level in the radiator. The radiator
should be filled to the middle of the horizontal filler
neck and the surge tank (Fig. 26) should be half way
between Full and Low.
4. Install the radiator cap.
Checking the Hydraulic System
Fluid
The machines reservoir is filled at the factory with
approximately 3.3 gallons (12.5 l) of high quality hydraulic
fluid. Check the level of hydraulic fluid before the
engine is first started and daily thereafter. Appropriate
hydraulic oils are listed below.
The following list is not assumed to be all–inclusive.
Hydraulic fluids produced by other manufacturers may be
used if they can cross reference to find an equivalent to the
products listed. Toro will not assume responsibility for
damage caused by improper substitutions, so use only
products from reputable manufacturers who will stand
behind their recommendation.
Multigrade Hydraulic Fluid – ISO VG 46
Normal Climate: 0 (–18C) to 110F (43C)
MobilDTE 15M
AmocoRykon Premium ISO 46
ChevronRykon Premium Oil ISO 46
ConocoHydroclear AW MV46
ExxonUnivis N46
PennzoilAWX MV46
ShellTellus T 46
TexacoRando HDZ 46
1. Surge tank
Figure 26
Important The ISO VG 46 Multigrade fluid has been
found to offer optimal performance in a wide range of
1
temperature conditions. For operation in consistently high
ambient temperatures, 65F (18C) to 120F (49C), ISO
VG 68 hydraulic fluid may offer improved performance.
Note: Many hydraulic fluids are almost colorless, making it
difficult to spot leaks. A red dye additive for the hydraulic
system oil is available in 2/3 oz. (20 ml) bottles. One bottle
is sufficient for 4–6 gal (15–22 l) of hydraulic oil. Order
part no. 44–2500 from your authorized Toro distributor.
Not recommended for biodegradable fluid (use food
coloring).
1. Position the machine on a level surface.
24
Page 25
2. Check the fluid level by viewing it in the sight gauge
(Fig. 27). If the fluid is cold, the level should be at the
bottom of the gauge. If the fluid is hot, the level should
be at the center of the gauge.
Checking the Tire Pressure
The tires are over-inflated for shipping. Therefore, release
some of the air to reduce the pressure. The correct air
pressure in the tires is 16–20 psi (110–138 kPa).
1
2
Figure 27
1. Hydraulic reservoir cap2. Sight gauge
3. If the fluid level is not at least at the bottom of the
gauge when it is cold, remove the cap from the
hydraulic fluid reservoir (Fig. 27) and slowly fill the
reservoir with high quality hydraulic fluid until the level
in it reaches the bottom of the sight gauge. Do not
overfill.
Important To prevent system contamination, clean the
top of the hydraulic fluid containers before puncturing.
Ensure that the pour spout and funnel are clean.
4. Install the reservoir cap. Wipe up any fluid that may
have spilled.
Important Maintain the recommended pressure in all
tires to ensure a good quality-of-cut and proper machine
performance. Do not under-inflate.
Checking the Reel to Bedknife
Contact
Each day before operating, check the reel to bedknife
contact, regardless if the quality of cut had previously been
acceptable. There must be light contact across the full
length of the reel and bedknife; refer to Adjusting the Reel
to the Bedknife in the Cutting Unit Operator’s Manual.
Checking the Torque of the
Wheel Nuts
Warning
Failure to maintain proper torque of the wheel
nuts could result in personal injury.
Torque the wheel nuts to 45–65 ft.-lb. (61–88 Nm)
after 1–4 hours of operation and again after 10
hours of operation. Torque every 200 hours
thereafter.
25
Page 26
Operation
The reverse pedal stop (under the pedal) (Fig. 28) is set at
the factory to provide 3 MPH maximum speed in reverse.
Note: Determine the left and right sides of the machine
from the normal operating position.
Controls
Traction and Stopping Pedal
The traction pedal (Fig. 28) has three functions: to make
the machine move forward, to move it backward, and to
stop the machine. Using the heel and toe of the right foot,
depress the top of the pedal to move forward and the
bottom of the pedal to move backward or to assist in
stopping when moving forward (Fig. 29). Also, allow the
pedal to move or move it to the neutral position to stop the
machine. For operator comfort, do not the rest heel of your
foot on reverse when operating forward.
2
1
Starter Switch
The starter switch (Fig. 30), used to start, stop, and preheat
the engine, has three positions: OFF, ON, and START.
Rotate the key clockwise to ON position and hold until
glow plug light goes out. Then rotate the key clockwise
(START position) to engage the starter motor. Release the
key when the engine starts. The key will move
automatically to the ON/RUN position. To shut the engine
off, rotate the key counterclockwise to the OFF position.
Remove the key from the switch to prevent accidental
starting.
4
5
2
3
3
Figure 28
1. Traction pedal
2. Speed selector
Figure 29
3. Pedal stop
Speed Selector
The speed selector is a cam lever at the side of the traction
pedal (Fig. 28) that can be rotated to maintain desired
speed.
1
Figure 30
1. Starter switch
2. Throttle
3. Cutting unit drive switch
4. Cutting unit lift lever
5. Cutting unit lift lever lock
Throttle
Moving the throttle (Fig. 30) upward increases the engine
speed and downward decreases the engine speed.
Cutting Unit Lift Lever
The lift lever (Fig. 30) has three positions: LOWER,
RAISE, and NEUTRAL. To lower the cutting units to the
ground, move the lift lever forward. When lowering the
cutting units, make sure that the front hydraulic cylinder is
completely retracted before releasing the lift lever. The
cutting units will not operate unless the cylinder is
retracted. To raise the cutting units, pull the lift lever
rearward to the RAISE position.
Cutting Unit Lift Lever Lock
The cutting unit lift lever lock (Fig. 30) locks cutting units
in the raised position for transporting.
26
Page 27
Cutting Unit Drive Switch
Reel Engage Indicator
The switch (Fig. 30) has two positions: ENGAGE and
DlSENGAGE. The push-pull switch operates a solenoid
valve on the valve bank, to drive the cutting units.
Hour Meter
The hour meter (Fig. 31) indicates the total hours of
machine operation. The Hour Meter starts to function
whenever the key switch is rotated to “ON” position.
Oil Pressure Light
The oil pressure light (Fig. 31) glows if the engine oil
pressure drops below a safe level.
Water Temperature Light
The water temperature light (Fig. 31) glows and the engine
automatically shuts down when the engine coolant
temperature gets too high.
6
The reel engage indicator light (Fig. 31) will glow when
reels are lowered to cutting position.
Parking Brake
Whenever the engine is shut off, the parking brake must be
engaged to prevent accidental movement of the machine.
To engage the parking brake, pull back on the lever.
Reel Speed Control
To obtain the desired clip rate (reel speed), rotate the reel
speed control knob (Fig. 32) to the appropriate setting for
the height-of-cut setting and mower speed; refer to
Selecting the Clip Rate, page 30.
Backlap Control
Rotate the knob (Fig. 32) clockwise for backlapping and
counterclockwise for mowing. Do not change the knob
position when the reels are rotating.
1
1
2
2
Figure 31
1. Oil pressure light
2. Alternator light
3. High water temperature
shut-down light
5
4. Glow plug indicator light
5. Hour meter
6. Reel operating light
3
1
4
Alternator Light
The amp light (Fig. 31) should be off when the engine is
running. If it is on, the charging system should be checked
and repaired as necessary.
Glow Plug Indicator
The indicator light (Fig. 31) will glow when glow plugs are
operating.
2
Figure 32
1. Reel speed control2. Backlap control
Seat Adjustments
Fore and Aft Adjustment (Fig. 33)—Move the lever on the
side of the seat outward, slide the seat to the desired
position, and release the lever to lock the seat into position.
Suspension Seat Adjustments
Weight Adjustment (Fig. 33)—Push the lever up or down
to adjust to the operator’s weight. Lever up for a light
operator, lever in middle position for a medium weight
operator, or lever down for a heavy operator.
27
Page 28
Inclining Backrest (Fig. 33)—Turn the handle to adjust the
angle of the backrest (Deluxe Seat only).
2
3
1
Figure 33
1. Fore and aft lever
2. Weight adjustment lever
3. Inclining backrest
Fuel Shut-Off Valves
Close the fuel shut-off valve, under the fuel tank (Fig. 34),
when storing the machine.
Starting and Stopping the
Engine
Important The fuel system may have to be bled if any
of the following situations have occurred:
• Initial start up of a new engine.
• Engine has ceased running due to lack of fuel.
• Maintenance has been performed upon fuel system
components; i.e. filter replaced, etc.
Refer to Bleeding the Fuel System.
1. Be sure that the parking brake is set and the reel drive
switch is in the DISENGAGE position.
2. Remove your foot from the traction pedal and make
sure that the pedal is in the neutral position.
3. Move the throttle lever to the full throttle position.
4. Insert the key into the switch and rotate it clockwise to
ON position. Hold it until glow plug light goes out, then
rotate the key clockwise to START position to engage
the starter motor. Release the key when the engine
starts. The key will move automatically to the ON/RUN
position.
1
Figure 34
1. Fuel shut-off (under the fuel tank)
Important To prevent overheating of the starter motor,
do not engage the starter longer than 10 seconds. After 10
seconds of continuous cranking, wait 60 seconds before
engaging the starter motor again.
5. When the engine is started for the first time, or after
overhauling the engine, operate the machine in forward
and reverse for one to two minutes. Also operate the lift
lever and reel drive switch to be sure of proper
operation of all parts.
Turn the steering wheel to the left and right to check the
steering response. Then shut the engine off and check
for oil leaks, loose parts, and any other noticeable
malfunctions.
Caution
Shut the engine off and wait for all moving parts to
stop before checking for oil leaks, loose parts, and
other malfunctions.
6. To stop the engine, move the throttle control downward
to the IDLE position, move the reel drive switch to
DISENGAGE, and rotate the ignition key to OFF.
Remove the key from the switch.
7. Close the fuel shut-off valve before storing the machine.
28
Page 29
Bleeding the Fuel System
Checking the Operation of the
1. Unlatch and raise the hood.
2. Loosen air bleed screw on top of fuel filter/water
separator (Fig. 35).
2
1
Figure 35
1. Fuel filter/water separator2. Air bleed screw
Danger
Under certain conditions, diesel fuel and fuel
vapors are highly flammable and explosive. A fire
or explosion from fuel can burn you and others
and can cause property damage.
• Use a funnel and fill the fuel tank outdoors, in
an open area, when the engine is off and is cold.
Wipe up any fuel that spills.
• Do not fill the fuel tank completely full. Add fuel
to the fuel tank until the level is 1 in. (25 mm)
below the bottom of the filler neck. This empty
space in the tank allows the fuel to expand.
• Never smoke when handling fuel, and stay away
from an open flame or where fuel fumes may be
ignited by a spark.
• Store fuel in a clean, safety-approved container
and keep the cap in place.
3. Follow starting instructions.
4. Tighten air bleed screw on top of fuel filter.
Note: Normally, engine should start after above
bleeding procedures are followed. However, if engine
does not start, air may be trapped between injection
pump and injectors; refer to Bleeding Air From
Injectors.
Interlock Switches
Caution
If safety interlock switches are disconnected or
damaged the machine could operate unexpectedly
causing personal injury.
• Do not tamper with the interlock switches.
• Check the operation of the interlock switches
daily and replace any damaged switches before
operating the machine.
• Replace switches every two years regardless of
whether they are operating properly or not.
1. Be sure that the parking brake is set and all bystanders
are away from the area of operation. Keep hands and
feet away from the cutting units.
2. With the operator off of the seat, the backlap knob
rotated counterclockwise, the traction pedal in neutral,
parking brake engaged and the reel switch in the OFF
position, the engine should start. If either the traction
pedal is depressed or the reel switch is turned ON, with
the operator off of the seat, the engine should stop.
Correct the problem if it is not operating properly.
3. With the engine running, the operator off of the seat,
and the backlap knob rotated clockwise, the engine
should not stop when the reel switch is turned ON.
Correct the problem if it is not operating properly.
4. With the engine running, the operator off of the seat,
and the backlap knob rotated clockwise, the engine
should stop if the traction pedal is engaged. Correct the
problem if it is not operating properly.
5. With the operator on the seat, the engine running, and
the reel switch in the ON position, the dash indicator
light should be glowing and the reel motors turning
when the lift cylinder is fully retracted. As the lift
cylinder is extended, the light should go out and the reel
motors should stop turning. Correct the problem if it is
not operating properly.
6. With the operator on the seat, the engine must not start
with either the reel switch engaged or the traction
control engaged. Correct the problem if it is not
operating properly.
29
Page 30
Towing the Traction Unit
In case of an emergency, the machine can be towed for a
short distance. However, we do not recommend this as a
standard procedure.
Important Do not tow the machine faster than 2–3
MPH because the drive system may become damaged. If
the machine must be moved a considerable distance,
transport it on a truck or trailer.
1. Locate the bypass valve on the pump (Fig. 36) and
rotate it 90° (the bypass valve lever should be
horizontal when it is open).
1
Figure 36
1. Bypass valve
2. Before starting the engine, close the bypass valve by
rotating it 90° (the bypass valve lever should be
vertical when closed). Do not start the engine when the
valve is open.
Operating Characteristics
Follow the operating guidelines presented in this manual
and know how to operate the machine safely on all types of
terrain. Hills (or slopes) over 15 degrees should be
traversed or mowed up and down, not side to side, and hills
over 20 degrees should generally be avoided unless special
safeguards, skills, and conditions exist. Always plan well
ahead to avoid the need for sudden stops, starts, or turns. To
stop, use the reverse pedal for braking. Before stopping the
engine, disengage all controls, move the throttle to the
IDLE position, and set the parking brake.
Selecting the Clip Rate
(Reel Speed)
To achieve a consistent, high quality of cut, and a uniform
after cut appearance, it is important that the reel speed be
matched to the height of cut.
Adjust the clip rate (reel speed) as follows:
1. Verify the height-of-cut setting on the cutting units.
Using the column of the chart listing either 5 or 8 blade
reels, find the height of cut listing nearest the actual
height-of-cut setting. Look across the chart to find the
number corresponding to that height of cut.
2. Turn the reel speed control knob (Fig. 37) to the number
setting determined in step 1.
Caution
This machine produces sound levels in excess of
85dBA at the operators ear and can cause hearing
loss through extended periods of exposure.
Wear hearing protection when operating this
machine.
Practice operating the machine and become thoroughly
familiar with it. Because of its hydrostatic transmission, its
characteristics differ from many turf maintenance
machines. Points to consider when operating are the
traction drive, engine speed, and load on the cutting units.
Regulate the traction pedal to keep the engine RPM high
and somewhat constant while mowing to maintain adequate
power for the traction and cutting units. Adjust the speed
selector to maintain constant ground speed and quality of
cut. However, when on hilly terrain, do not use the speed
selector.
1
Figure 37
1. Reel speed control
3. Operate the machine for several days, then examine the
cut to ensure satisfaction with the quality of cut. The
reel speed knob may be set one position on either side
of the position indicated on the chart to account for
differences in grass condition, grass length removed,
and personal preference of the superintendent.
* This height-of-cut and/or mowing speed not recommended for
5 blade reels.
5/8 (.63)99*
1/2 (.50)99*
3/8 (.38)99*
* This height-of-cut and/or mowing speed not recommended for
8 blade reels.
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Training Period
Inspection and Clean-Up After
Before mowing with the machine, we suggest that you find
a clear area and practice starting and stopping, raising and
lowering cutting units, turning, etc. This training period
will be beneficial to the operator in gaining confidence in
the performance of the machine.
Before Mowing
Inspect the area for debris and clear area if necessary.
Determine the best direction to mow on the previous
mowing direction. Always mow in an alternate pattern
from the previous mowing, so that the grass blades will be
less apt to lay down and therefore be difficult to gather
between the reel blades and bedknife.
Transport Operation
Be sure that the cutting units are in the fully up position,
move the traction pedal stop from under the pedal to allow
full traction pedal travel, and place the throttle control in
the FAST position. While operating on slopes and uneven
terrain, always reduce your speed and use extreme caution
before turning to reduce the risk of tipping or losing
control. Watch carefully for, and avoid, holes in the terrain,
sudden drop-offs, and other hidden hazards. To prevent
costly damage and down time, familiarize yourself with the
width of the machine. Do not attempt to pass between
immovable objects placed close together.
Mowing
At the completion of the mowing operation, thoroughly
wash the machine with a garden hose—without a
nozzle—so that excessive water pressure will not cause
contamination and damage to the seals and bearings.
Make sure that the radiator screen, radiator, and oil cooler
are kept free of dirt or grass clippings. After cleaning, it is
recommended that the machine be inspected for possible
hydraulic fluid leaks, damage or wear to the hydraulic and
mechanical components, and the cutting units checked for
sharpness and proper reel to bedknife adjustment.
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Standard Control Module
(SCM)
The Standard Control Module is a ”potted” electronic
device produced in a ”one size fits all” configuration. The
module uses solid state and mechanical components to
monitor and control standard electrical features required for
safe product operation.
The module monitors inputs including neutral, parking
brake, PTO, start, backlap, and high temperature. The
module energizes outputs including PTO, Starter, and ETR
(energize to run) solenoid.
The module is divided into inputs and outputs. Inputs and
outputs are identified by green LED indicators mounted on
the printed circuit board.
The start circuit input is energized by 12 VDC. All other
inputs are energized when the circuit is closed to ground.
Each input has a LED that is illuminated when the specific
circuit is energized. Use the input LED’s for switch and
input circuit troubleshooting.
Output circuits are energized by an appropriate set of input
conditions. The three outputs include PTO, ETR, and
START. Output LED’s monitor relay condition indicating
the presence of voltage at one of three specific output
terminals.
Output circuits do not determine output device integrity so
electrical troubleshooting includes output LED inspection
and conventional device and wire harness integrity testing.
Measure disconnected component impedance, impedance
through wire harness (disconnect at SCM), or by
temporarily ”test energizing” the specific component.
The SCM does not connect to an external computer or hand
held device, can not be re–programmed, and does not
record intermittent fault troubleshooting data.
The decal on the SCM only includes symbols. Three LED
output symbols are shown in the output box. All other
LED’s are inputs. The chart below identifies the symbols.
Backlap
Hi Temp
Inputs
Park Brake Off
Here are the logical troubleshooting steps for the SCM
device.
1. Determine the output fault you are trying to resolve
(PTO, START, or ETR).
2. Move key switch to ”ON” and ensure the red ”power”
LED is illuminated.
3. Move all input switches to ensure all LED’s change
state.
In Seat
PTO Switch
Neutral
PTO
Start
ETR
Start
Power
5. If specific output LED is illuminated without
appropriate output function, check output harness,
connections, and component. Repair as required.
6. If specific output LED is not illuminated, check both
fuses.
7. If specific output LED is not illuminated and inputs are
in appropriate condition, install new SCM and
determine if fault disappears.
Outputs
4. Position input devices at appropriate position to achieve
the appropriate output. Use the following logic chart to
determine the appropriate input condition.
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Each row (across) in the logic chart below identifies input and output requirements for each specific product function.
Product functions are listed in the left column. Symbols identify specific circuit condition including: energized to voltage,
closed to ground, and open to ground.
– Indicates a circuit closed to ground. – LED ON
O Indicates a circuit open to ground or de–energized – LED OFF
+ Indicates an energized circuit (clutch coil, solenoid, or start input) LED ON.
” ” A Blank indicates a circuit that is not involved with the logic.
To troubleshoot, turn on the key without starting the engine.
Identify the specific function that does not work and work
across the logic chart. Inspect the condition of each input
LED’s to ensure it matches the logic chart.
If the input LED’s are correct, check the output LED. If the
output LED is illuminated but the device is not energized,
measure available voltage at the output device, continuity
of the disconnected device, and potential voltage on the
ground circuit (floating ground). Repairs will vary
depending on your findings.
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Maintenance
Note: Determine the left and right sides of the machine from the normal operating position.
Recommended Maintenance Schedule
Maintenance Service
Interval
After first 10 hours
After first 50 hours• Check the engine RPM (idle and full throttle).
Every 50 hours
Every 100 hours
Every 200 hours
Maintenance Procedure
• Change the engine oil.
• Check the engine belt tension.
• Change the engine oil filter.
• Check the traction belt tension.
• Replace the hydraulic filter.
• Torque the wheel lug nuts.
• Inspect the air filter, dust cup, and burp valve.
• Lubricate all grease fittings.
• Check the engine belt tension.
• Change the engine oil filter.
• Check the traction belt tension.
• Change the engine oil.
• Service the air filter.
• Replace the fuel filter/water separator.
• Replace the hydraulic filter.
• Torque the wheel lug nuts.
• Replace the hydraulic fluid.
Every 400 hours
Every 1000 hours or 2
years, whichever occurs
first
Important Refer to your engine operator’s manual for additional maintenance procedures.
• Check the battery level and connections.
• Inspect the traction linkage movement.
• Check the engine RPM (idle and full throttle).
• Replace moving hoses.
• Replace the safety switches.
• Flush the cooling system and replace the hoses.
• Replace the thermostat.
• Drain and flush the fuel tank.
• Drain and flush the hydraulic tank.
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Daily Maintenance Checklist
Duplicate this page for routine use.
For the week of:
Maintenance Check Item
Check the safety interlock operation.
Check the brake operation.
Check the engine oil level.
Check the cooling system fluid level.
Drain the water/fuel separator
Check the air filter, dust cup, and burp
valve.
Check the oil cooler, radiator and screen
for debris.
Check for unusual engine noises.
1
Check for unusual operating noises.
Check the hydraulic system oil level.
Check the hydraulic hoses for damage.
Check for fluid leaks.
Check the fuel level.
Check the tire pressure.
Check instrument operation.
Mon.Tues.Wed.Thurs.Fri.Sat.Sun.
Check reel-to-bedknife adjustment.
Check height-of-cut adjustment.
Lubricate all grease fittings.
2
Touch up damaged paint.
1
Check the glow plug and injector nozzles, if hard starting, excess smoke, or rough running is noted.
2
Immediately after every washing, regardless of the interval listed
Notation for Areas of Concern
Inspection performed by:
ItemDateInformation
1
2
3
4
5
6
7
8
9
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Service Interval Chart
Caution
If you leave the key in the ignition switch, someone could accidently start the engine and
seriously injure you or other bystanders.
Remove the key from the ignition and disconnect the wire from the spark plug before you do any
maintenance. Set the wire aside so that it does not accidentally contact the spark plug.
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Greasing the Bearings and
Bushings
The traction unit has grease fittings that must be lubricated
regularly with No. 2 General Purpose Lithium Base Grease.
If the machine is operated under normal conditions,
lubricate bearings and bushings after every 50 hours of
operation. Bearings and bushings must be lubricated daily
when operating conditions are extremely dusty and dirty.
Dusty and dirty operating conditions could cause dirt to get
into the bearings and bushings, resulting in accelerated
wear.
The traction unit bearings and bushings that must be
lubricated are: steering column (Fig. 38), steering gears (2)
(under the skirt below the steering sector), steering shaft (2)
(Fig. 39), lift arms (3) (Fig. 40), rear lift cylinder pivot
(Fig. 40), pivot rods (3) (Fig. 41), traction pedal pivot
(Fig. 42) and neutral centering (Fig. 43)
Also, apply grease to slots in cylinder support (Fig. 44).
Figure 38
Figure 40
Figure 41
Figure 39
Figure 42
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Page 39
Figure 43
4. Reverse the procedure to install the hood.
General Air Cleaner
Maintenance
Check the air cleaner body for damage which could
possibly cause an air leak. Replace a damaged air cleaner
body.
Service the air cleaner filter every 200 hours (more
frequently in extreme dusty or dirty conditions). Do not
over-service the air filter.
Be sure that the cover is sealing around the air cleaner
body.
Servicing the Air Cleaner
1. Release the latches securing the air cleaner cover to the
air cleaner body (Fig. 46). Separate the cover from the
body. Clean the inside of the air cleaner cover.
Figure 44
Removing the Hood
The hood may be easily removed to ease maintenance
procedures in the engine area of the machine.
1. Unlatch and raise the hood.
2. Remove the cotter pin securing the hood pivot to the
mounting brackets (Fig. 45).
1
3
1
Figure 46
1. Air cleaner latches
2. Dust cap
2. Gently slide the filter out of the air cleaner body
(Fig. 46) to reduce the amount of dust dislodged. Avoid
knocking the filter against the air cleaner body.
3. Filter
2
Figure 45
1. Cotter pin
3. Slide the hood to the right side, lift the other side, and
pull it out of the brackets.
3. Inspect the filter and discard it if it is damaged. Do not
wash or reuse a damaged filter.
4. Compressed Air Method
A. Blow the compressed air from the inside to the
outside of a dry filter element. Do not exceed
100 psi to prevent damage to the element.
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B. Keep the air hose nozzle at least 2 in. (51 mm) from
the filter and move the nozzle up and down while
rotating the filter element. Inspect the filter for holes
and tears by looking through the filter toward a
bright light.
5. Inspect the new filter for shipping damage. Check the
sealing end of the filter. Do not install a damaged filter.
6. Insert the new filter properly into the air cleaner body.
Make sure that the filter is sealed properly by applying
pressure to the outer rim of the filter when installing.
Do not press on the flexible center of the filter.
7. Install the cover and secure the latches. Make sure that
the cover is positioned with the TOP side up.
Cleaning the Radiator and
Screen
Changing Engine Oil And Filter
Change oil and filter initially after the first 50 hours of
operation, thereafter, change oil and filter every 100 hours.
1. Park the machine on a level surface, lower the cutting
units, set the parking brake, and turn the engine off.
2. Remove drain plug and let oil flow into drain pan.
When oil stops, install drain plug.
1
To prevent the system from overheating, the radiator
screen, radiator, and oil cooler must be kept clean. Check
the screen, radiator, and oil cooler daily and, if necessary,
clean any debris off of these parts. Clean these components
more frequently in dusty dirty conditions.
1. Remove the radiator screen.
2. Working from the fan side of the radiator, either spray
the radiator with a hose or blow it with compressed air.
1
2
Figure 48
1. Engine oil drain plug
1
Figure 49
1. Engine oil filter
3. Remove oil filter. Apply a light coat of clean oil to the
new filter seal before screwing it on. Screw filter on
until gasket contacts mounting plate, then tighten 1/2 to
2/3 of a turn. DO NOT OVER–TIGHTEN.
4. Add oil to crankcase, refer to Check Engine Oil.
Figure 47
1. Radiator2. Oil cooler
3. Thoroughly clean the oil cooler (Fig. 47) and remove
any other debris that may have collected around the
components.
4. Clean the screen and install it.
Changing the Hydraulic
System Fluid and Filter
The hydraulic system filter must be changed initially, after
the first five hours of operation, and thereafter every 200
hours of operation or yearly, whichever comes first. Use a
genuine Toro oil filter for replacement. The hydraulic fluid
must be changed every 400 hours of operation or yearly,
whichever comes first.
1. Park the machine on a level surface, lower the cutting
units, set the parking brake, and turn the engine off.
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2. If only the filter is to be changed, remove the reservoir
cap and insert the reservoir plug (Fig. 50) to block the
outlet. This will retain most of the fluid in the reservoir
when the filter is removed.
7. Run the engine until the lift cylinders extend and retract
and forward and reverse wheel motion is achieved.
8. Stop the engine and check the oil level in the reservoir.
Add oil if necessary.
1
2
Figure 50
1. Reservoir plug2. Reservoir outlet
3. Clean the area around the hydraulic oil filter (Fig. 51).
Remove the filter from the bottom of the filter housing
and allow the oil to flow into a drain pan. Use a bottom
type filter wrench. Dispose of the oil filter properly.
9. Check all connections for leaks.
Hydraulic System Test Ports
The test ports are used to test pressure in the hydraulic
circuits. Contact your local Toro distributor for assistance.
Test Port #1 (Fig. 52) is used to forward traction pressure.
Test Port #2 (Fig. 52) is used to measure reverse traction
pressure.
1
2
Figure 52
1. Test port #12. Test port #2
1
Figure 51
1. Hydraulic oil filter
4. Apply a film of oil on the filter gasket. Install the filter
by hand until the gasket contacts the mounting head;
then tighten the filter an additional 3/4 turn.
5. Fill the reservoir to the proper level; refer to Checking
the Hydraulic System Fluid, page 24.
6. Place all controls in neutral or in the disengaged
position and start the engine. Run the engine at the
lowest possible RPM to purge the system of air.
Test Port #3 (Fig. 53) is used to measure reel circuit
pressure.
1
Figure 53
1. Test port #3
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Fuel System
1
Fuel Lines and Connections
Check lines and connections every 400 hours or yearly,
whichever comes first. Inspect for deterioration, damage, or
loose connections.
Fuel Filter/Water Separator
Drain water or other contaminants from fuel filter/water
separator daily by loosening drain plug (Fig. 54) on filter
canister. Tighten plug after draining. Replace filter canister
after every 400 hours of operation.
1. Clean area around filter canister mounting surface.
2
1
1
1
Figure 55
1. Fuel injectors (3)
2. Slowly move throttle to full FAST position.
3. Turn key in key switch to START position and watch
fuel flow around connector. Turn key to OFF position
when solid flow is observed.
4. Tighten pipe connector securely.
5. Repeat steps 1-4 on No. 2 and 3 nozzles.
Figure 54
1. Drain plug2. Filter canister
2. Remove filter canister and clean mounting surface.
3. Lubricate gasket on filter canister with clean engine oil.
4. Install filter canister by hand until gasket contacts
mounting surface, then rotate an additional 1/2 turn.
Bleeding Air From Injectors
Note: This procedure should be used only if fuel system
has been purged of air through normal priming procedures
and engine still will not start; refer to Bleeding Fuel
System.
1. Loosen the pipe connection to the No. 1 nozzle and
holder assembly (Fig. 55).
Adjusting the Traction Drive for
Neutral
If the machine moves when the traction pedal is in the
neutral position, the traction cam must be adjusted.
1. Park the machine on a level surface and turn the engine
off.
2. Raise one front wheel off of the floor and place support
blocks under the frame.
Warning
If the machine is not supported adequately, it may
accidentally fall, injuring anyone under the
machine.
3. Loosen the locknut on the traction adjustment cam
(Fig. 56).
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Page 43
1
1. Traction adjustment cam
1
Figure 56
Figure 57
1. Neutral switch
Warning
The engine must be running so a final adjustment
of the traction adjustment cam can be performed.
Contact with hot or moving parts can result in
personal injury.
Keep hands, feet, face, and other body parts away
from the muffler, other hot parts of the engine, and
other rotating parts.
4. Start the engine and rotate the cam hex in both
directions to determine the mid position of the neutral
span.
5. Tighten the locknut securing the adjustment.
6. Stop the engine.
7. Remove the support blocks and lower the machine to
the shop floor. Test drive the machine to make sure it
does not move when the traction pedal is in neutral.
8. After adjusting the pump plate, check the neutral switch
operation and adjust, if necessary.
3. Adjust switch location until circuit is made when in
neutral and broken with 1 inch travel of traction pedal.
4. Tighten the locknut
Adjusting the Belts
Make sure the belts are properly tensioned to ensure proper
operation of the machine and prevent unnecessary wear. On
new belts, check the tension after 8 hours operation.
Hydraulic Pump Belt
A new hydraulic pump belt should be tensioned so that it
deflects 0.12 inch with a 15–17 pound load applied midway
in the span of the belt. A used belt should be tensioned so
that it deflects 0.12 inch with a 11–13 pound load applied
midway in the span of the belt.
Tighten the nut on the adjustment rod (Fig. 58) until the
desired belt tension is attained.
Note: Tighten the belt to eliminate slippage (squealing
under load) but do not overtighten.
Adjusting Neutral Switch
Whenever the pump plate is adjusted, check the neutral
switch (Fig. 57) operation and, if necessary, adjust it as
follows:
1. Park the machine on a level surface and turn the engine
off.
2. Loosen the locknut securing the switch adjusting screw.
Thread it away from the switch until the capscrew head
clears the switch.
1
Figure 58
1. Adjustment rod
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Page 44
Alternator belt
1. Check tension by depressing belt at mid span of
crankshaft and alternator pulleys with 22 lbs. of force.
A new belt should deflect .3–.5 in. A used belt should
deflect .4–.55 in. If deflection is incorrect, proceed to
next step. If correct, continue operation.
2. To adjust belt tension:
A. Loosen alternator mounting bolts.
B. Using a bar, rotate alternator until proper belt
tension is attained, then tighten mounting bolts.
1
2
1
Figure 59
1. Alternator belt2. Alternator brace
Adjusting the Traction Pedal
If the traction pedal contacts the footrest when it is pushed
fully forward or maximum forward traction speed is
unattainable, an adjustment to the traction pedal linkage is
required.
1. To expose the traction rod, remove the right panel.
2. Loosen the jam nuts on each end of the traction rod
barrel (Fig. 60).
3. Rotate the rod barrel until the required pedal clearance
or traction speed is attained.
4. Tighten the jam nuts securing the adjustment.
5. The stop for reverse travel (under the pedal) may be
adjusted for slower travel. Speeds in excess of 3 MPH
are not recommended.
6. Check neutral switch adjustment.
Figure 60
1. Traction rod barrel
Adjusting the Traction Pedal
Damper
1. To expose the traction pedal damper, remove the
right-hand panel.
2. Loosen the locknut securing the damper pivot to the
damper bracket (Fig. 61).
1
3
2
Figure 61
1. Damper
2. Damper pivot
3. Depress the traction pedal fully forward.
4. Fully compress the damper and then release it, allowing
it to extend 0.08 in. Tighten the locknut securing the
adjustment.
5. When the traction pedal is fully depressed in the
rearward direction, the damper must contact the reverse
stop before extending the damper.
6. Check neutral switch adjustment.
3. Damper bracket
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Adjusting the Hand Brake
1. Remove both front wheels.
2. Make sure that the brake is in the OFF position.
3. Loosen the jam nut on the clevis. Remove the cotter pin
securing the top of the clevis to the upper brake lever
(Fig. 62). Rotate the clevis, one turn at a time, to
decrease the distance between the levers.
Danger
Battery electrolyte contains sulfuric acid which is a
deadly poison and causes severe burns.
• Do not drink electrolyte and avoid contact with
skin, eyes or clothing. Wear safety glasses to
shield your eyes and rubber gloves to protect
your hands.
• Fill the battery where clean water is always
available for flushing the skin.
1
2
Figure 62
1. Upper brake lever2. Clevis
4. Install the clevis to the upper brake lever and tighten the
jam nut. Repeat the procedure on the opposite side of
the machine.
5. After any brake adjustment, operate the vehicle at a low
speed (one MPH or less) and check that the brakes
engage equally on both wheels. Readjust as necessary.
Keep the top of the battery clean by washing it periodically
with a brush dipped in ammonia or bicarbonate of soda
solution. Flush the top surface with water after cleaning.
Do not remove the fill caps while cleaning.
Battery cables must be tight on the terminals to provide
good electrical contact.
Warning
Incorrect battery cable routing could damage the
machine and cables causing sparks. Sparks can
cause the battery gasses to explode, resulting in
personal injury.
• Always disconnect the negative (black) battery
cable before disconnecting the positive (red)
cable.
• Always connect the positive (red) battery cable
before connecting the negative (black) cable.
If corrosion occurs at the terminals, disconnect the cables,
negative (—) cable first, and scrape clamps and terminals
separately. Reconnect the cables, positive (+) cable first,
and coat the terminals with petroleum jelly.
Battery Care
The battery electrolyte level must be properly maintained
and the top of the battery kept clean. lf the machine is
stored in a location where temperatures are extremely high,
the battery will run down more rapidly than if the machine
is stored in a location where temperatures are cool.
Check the electrolyte level every 25 operating hours or, if
machine is in storage, every 30 days.
Maintain the cell level with distilled or demineralized
water. Do not fill the cells above the bottom of the split ring
inside each cell. Install the filler caps with the vents
pointing to the rear (toward the fuel tank).
Storing the Battery
If the machine will be stored more than 30 days, remove
the battery and charge it fully. Either store it on the shelf or
on the machine. Leave the cables disconnected if it is stored
on the machine. Store the battery in a cool atmosphere to
avoid quick deterioration of the charge in the battery. To
prevent the battery from freezing, make sure it is fully
charged. The specific gravity of a fully charged battery is
1.265 – 1.299.
Fuses
The fuses in the electrical system are located on the back of
the instrument panel (Fig. 63).
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Page 46
Backlapping
Danger
1. Fuses
1
Figure 63
While backlapping, the reels may stall and then
restart. Placing your hands or feet in the reel area
while backlapping will result in injury or death.
• Never place hands or feet in the reel area while
the engine is running.
• Do not attempt to restart the reels by hand or
foot.
• Do not adjust the reels while the engine is
running.
• If the reel stalls, stop the engine before
attempting to clear the reel.
1. Position the machine on a clean, level surface, lower the
cutting units, stop the engine, engage the parking brake,
and remove the key from the ignition switch.
2. Unlatch and raise the hood to expose the controls.
3. Rotate the backlap knob, on the valve block (Fig. 64),
clockwise to the backlap position. Rotate the reel speed
knob (Fig. 64) to position 1.
Important Do not rotate the backlap knob from the
mow to the backlap position while the engine is running as
damage to the reels may occur.
2
Figure 64
1. Backlap knob2. Reel speed knob
4. Make the initial reel to bedknife adjustments
appropriate for backlapping on all cutting units. Start
the engine and set the engine to low idle speed.
5. Engage the reels by pulling out the knob on the
instrument panel.
6. Apply lapping compound with the long handled brush
supplied with the machine.
1
46
Page 47
Caution
Contact with the reel or other moving parts can
result in personal injury.
7. To make an adjustment to the cutting units while
backlapping, turn the reels OFF by pushing in on the
knob on the instrument panel and turning the engine
OFF. After adjustments have been completed, repeat
steps 4–6.
8. When the backlap operation is completed, stop the
engine, rotate the backlap knob clockwise to the MOW
position, set the reel speed controls to the desired
mowing setting and wash all lapping compound off of
the cutting units.
Note: Additional instructions and procedures on
backlapping are available in the TORO Sharpening Reel &
Rotary Mowers Manual, Form No. 80-300SL.
Note: For a better cutting edge, run a file across the front
face of the bedknife when the lapping operation is
completed. This will remove any burrs or rough edges that
may have built up on the cutting edge.
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Page 48
Electrical Schematic
48
Page 49
Hydraulic Schematic
Optional 3 Wheel Drive Kit
Model 03429
49
Page 50
50
Page 51
51
Page 52
The Toro General Commercial Products Warranty
A Two-Year Limited Warranty
Conditions and Products Covered
The Toro Company and its affiliate, Toro Warranty Company,
pursuant to an a g r eement between them, jointly warrant your 1996
or newer Toro Commercial Product (“Product”) purchased after
January 1, 1997, to be free from defects in materials or
workmanship for tw o years or 1500 operational hours*, whichever
occurs first. Where a warrantable condition exists, we will repair the
Product at no cost to you including diagnosis, labor, parts, and
transportation. This warranty begins on the date the Product is
delivered to the original retail purchaser.
* Product equipped with hour meter
Instructions for Obtaining Warranty Service
You are responsible for notifying the Commercial Products
Distributor or Authorized Commercial Products Dealer from whom
you purchased the Product as soon as you believe a warrantable
condition exists.
If you need help locating a Commercial Products Distributor or
Authorized Dealer, or if you have questions regarding your
warranty rights or responsibilities, you may contact us at:
Toro Commercial Products Service Department
Toro Warranty Company
8111 Lyndale Avenue South
Bloomington, MN 55420-1196
952-888-8801 or 800-982-2740
E-mail: commercial.service@toro.com
Owner Responsibilities
As the Product owner, you are responsible for required maintenance and adjustments stated in your operator’s manual. Failure
to perform required maintenance and adjustments can be grounds
for disallowing a warranty claim.
Items and Conditions Not Covered
Not all product failures or malfunctions that occur during the
warranty period are defects in materials or workmanship. This
express warranty does not cover the following:
• Product failures which result from the use of non-Toro
replacement parts, or from installation and use of add-on,
modified, or unapproved accessories
• Product failures which result from failure to perform required
maintenance and/or adjustments
• Product failures which result from operating the Product in an
abusive, negligent or reckless manner
• Parts subject to consumption through use unless found to be
defective. Examples of parts which are consumed, or used up,
during normal Product operation include, but are not limited to,
blades, reels, bedknives, tines, spark plugs, castor wheels,
tires, filters, belts, etc.
• Failures caused by outside influence. Items considered to be
outside influence include, but are not limited to, weather,
storage practices, contamination, use of unapproved coolants,
lubricants, additives, or chemicals, etc.
• Normal “wear and tear” items. Normal “wear and tear” includes,
but is not limited to, damage to seats due to wear or abrasion,
worn painted surfaces, scratched decals or windows, etc.
Parts
Parts scheduled for replacement as required maintenance are
warranted for the period of time up to the scheduled replacement
time for that part.
Parts replaced under this warranty become the property of Toro.
T oro will make the final decision whether to repair any existing part
or assembly or replace it. Toro may use factory remanufactured
parts rather than new parts for some warranty repairs.
General Conditions
Repair by an Authorized Toro Distributor or Dealer is your sole
remedy under this warranty.
Neither The Toro Company nor Toro Warranty Company is
liable for indirect, incidental or consequential damages in
connection with t h e use of the T oro Products covered by this
warranty, including any cost or expense of providing substitute equipment or service during reasonable periods of
malfunction or non-use pending completion of repairs under
this warranty. Except for the Emissions warranty referenced
below, if applicable, there is no other express warranty. All
implied warranties of merchantability and fitness for use are
limited to the duration of this express warranty.
Some states do not allow exclusions of incidental or consequential
damages, or limitations on how long an implied warranty lasts, so
the above exclusions and limitations may not apply to you.
This warranty gives you specific legal rights, and you may also
have other rights which vary from state to state.
Note regarding engine warranty: The Emissions Control System
on your Product may be covered by a separate warranty meeting
requirements established by the U.S. Environmental Protection
Agency (EPA) and/or the California Air Resources Board (CARB).
The hour limitations set forth above do not apply to the Emissions
Control System Warranty. Refer to the Engine Emission Control
Warranty Statement printed in your operator’s manual or contained in the engine manufacturer’s documentation for details.
Countries Other than the United States or Canada
Customers who have purchased Toro products exported from the United States or Canada should contact their Toro Distributor (Dealer)
to obtain guarantee policies for your country, province, or state. If for any reason you are dissatisfied with your Distributor’s service or
have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty
Company.
Part No. 374-0031 Rev. –
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