Toro 22298 Operator's Manual
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Form No. 3418-846 Rev A
21in Heavy-Duty Recycler®/Rear
Bagger Lawn Mower
Model No. 22298—Serial No. 402100000 and Up
Register at www.Toro.com.
Original Instructions (EN)
*3418-846*
A
This rotary-blade, walk-behind lawn mower is intended
to be used by residential homeowners or professional,
hired operators. It is designed primarily for cutting
grass on well-maintained lawns on residential or
commercial properties. It is not designed for cutting
brush or for agricultural uses.
Read this information carefully to learn how to operate
and maintain your product properly and to avoid
injury and product damage. You are responsible for
operating the product properly and safely.
You may contact Toro directly at www.Toro.com for
product and accessory information, help finding a
dealer, or to register your product.
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.Figure 1
identifies the location of the model and serial numbers
on the product. Write the numbers in the space
provided.
Important: With your mobile device, you can
scan the QR code on the serial number decal (if
equipped) to access warranty, parts, and other
product information.
g226623
Figure 1
1.
Model and serial number location
This manual identifies potential hazards and has
safety messages identified by the safety-alert symbol
(Figure 2), which signals a hazard that may cause
serious injury or death if you do not follow the
recommended precautions.
g000502
Figure 2
Safety-alert symbol
This manual uses 2 words to highlight information.
Important calls attention to special mechanical
information and Note emphasizes general information
worthy of special attention.
WARNING
CALIFORNIA
Proposition 65 Warning
This product contains a chemical
or chemicals known to the State of
California to cause cancer, birth defects,
or reproductive harm.
The engine exhaust from this product
contains chemicals known to the State of
California to cause cancer, birth defects,
or other reproductive harm.
It is a violation of California Public Resource Code
Section 4442 or 4443 to use or operate the engine on
any forest-covered, brush-covered, or grass-covered
land unless the engine is equipped with a spark
arrester, as defined in Section 4442, maintained in
effective working order or the engine is constructed,
equipped, and maintained for the prevention of fire.
Gross or Net Torque: The gross or net torque
of this engine was laboratory rated by the engine
manufacturer in accordance with the Society of
Automotive Engineers (SAE) J1940 or J2723. As
configured to meet safety, emission, and operating
requirements, the actual engine torque on this class
of mower will be significantly lower. Please refer to
the engine manufacturer’s information included with
the machine.
Contents
Safety ....................................................................... 3
General Safety ................................................... 3
Safety and Instructional Decals .......................... 4
Setup ........................................................................ 6
1 Removing the Cable Guard.............................. 6
2 Installing the Handle ........................................ 6
3 Installing the Cable Guard................................ 7
4 Installing the Recoil-Starter Rope in the
Rope Guide..................................................... 8
5 Filling the Engine with Oil ................................. 8
6 Assembling the Grass Bag............................... 9
7 Adjusting the Self-Propel Drive ...................... 10
Product Overview ....................................................11
Before Operation ................................................. 12
Before Operation Safety ................................... 12
Filling the Fuel Tank.......................................... 12
Checking the Engine-Oil Level.......................... 13
Adjusting the Cutting Height ............................. 14
During Operation ................................................. 14
During Operation Safety ................................... 14
© 2017—The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420
2
Contact us at www.Toro.com.
Printed in Mexico
All Rights Reserved
Starting the Engine ........................................... 15
Shutting Off the Engine..................................... 16
Operating the Self-Propel Drive and
Engaging the Blades..................................... 16
Checking the Blade-Brake Clutch ..................... 17
Recycling the Clippings .................................... 18
Bagging the Clippings....................................... 18
Operating Tips ................................................. 20
After Operation .................................................... 20
After Operation Safety ...................................... 20
Cleaning under the Machine ............................. 21
Maintenance ........................................................... 22
Recommended Maintenance Schedule(s) ........... 22
Maintenance Safety.......................................... 22
Servicing the Air Cleaner .................................. 23
Changing the Engine Oil................................... 23
Changing the Engine-Oil Filter.......................... 23
Servicing the Spark Plug................................... 24
Adjusting the Self-Propel Drive ......................... 25
Maintaining the Blade ....................................... 25
Adjusting the Blade-Brake Cable ...................... 27
Cleaning under the Belt Cover .......................... 28
Cleaning the Blade-Brake-Clutch Shield........... 28
Cleaning the Wheels......................................... 29
Storage ................................................................... 30
Preparing the Fuel System ............................... 30
Preparing the Engine........................................ 30
General Information.......................................... 30
Removing the Machine from Storage................ 30
Troubleshooting ...................................................... 31
Safety
This machine has been designed in accordance with
ANSI B71.1-2012.
General Safety
This product is capable of amputating hands and
feet and of throwing objects. Always follow all safety
instructions to avoid serious personal injury.
Using this product for purposes other than its intended
use could prove dangerous to you and bystanders.
•
Read, understand, and follow the instructions
and warnings in this Operator’s Manual and on
the machine and attachments before starting the
engine.
•
Do not put your hands or feet near moving parts of
or under the machine. Keep clear of any discharge
opening.
•
Do not operate the machine without all guards
and other safety protective devices in place and
working on the machine.
•
Keep bystanders and children a safe distance
away from the machine. Do not allow children to
operate the machine. Allow only people who are
responsible, trained, familiar with the instructions,
and physically capable to operate the machine.
•
Stop the machine, shut off the engine, and wait for
all moving parts to stop before servicing, fueling,
or unclogging the machine.
Improperly using or maintaining this machine can
result in injury. To reduce the potential for injury,
comply with these safety instructions and always pay
attention to the safety-alert symbol, which means
Caution, Warning, or Danger—personal safety
instruction. Failure to comply with these instructions
may result in personal injury or death.
You can find additional safety information where
needed throughout this manual.
3
Safety and Instructional 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 missing.
decaloemmarkt
Manufacturer's Mark
1.
This mark indicates that the blade is identified as a part
from the original machine manufacturer.
decal94-8072
94-8072
decal116-7583
116-7583
1.
Warning—read the Operator’s Manual. Do not operate this
machine unless you are trained.
4.
Cutting/dismemberment hazard of hand or foot, mower
blade—stay away from moving parts; keep all guards in place.
2.
Thrown object hazard—keep bystanders a safe distance
away from the machine.
5.
Warning—wear hearing protection.
3.
Thrown object hazard—do not operate the machine without
the rear-discharge plug or bag in place.
6.
Cutting/dismemberment hazard of hand or foot, mower
blade—do not operate up and down slopes; operate side
to side on slopes; shut off the engine before leaving the
operating position—pick up objects that the blades could
throw; and look behind you when backing up.
decal117-2718
117-2718
decal130-6722
130-6722
1.
Attention—read the Operator's Manual.
4
Engine—stop (shut off)
decal130-9670
130-9670
1.
Severing hazard of hand or foot; mower blade—keep away
from moving parts.
5
Important: Remove and discard the protective plastic sheet that covers the engine and any other
plastic or wrapping on the machine.
1
Removing the Cable Guard
No Parts Required
Procedure
g234471
Figure 3
6
Installing the Cable Guard
No Parts Required
Procedure
g234486
Figure 5
4
Installing the Recoil-Starter Rope in the Rope Guide
No Parts Required
Procedure
g230180
Figure 6
8
Filling the Engine with Oil
No Parts Required
Procedure
Important: Your machine does not come with oil in the engine. Before starting the engine, fill the
engine with oil.
g235721
Figure 7
9
Assembling the Grass Bag
No Parts Required
Procedure
g238450
Figure 8
7
Adjusting the Self-Propel Drive
No Parts Required
Procedure
Important: You must adjust the self-propel-drive cable before you operate the machine for the first
time. Refer to Adjusting the Self-Propel Drive (page 25).
10
Rear deflector (not shown)
9.
Cutting-height lever (4)
5.
Fuel-tank cap
10.
Oil fill/dipstick
g231061
Figure 10
1.
Grass bag
2.
Rear-discharge plug
g231779
Figure 11
1.
Blade-control lock-lever
3.
Handle
2.
Blade-control bar
4.
Drive bail
11
Note: Determine the left and right sides of the
machine from the normal operating position.
Before Operation
Before Operation Safety
General Safety
•
Become familiar with the safe operation of the
equipment, operator controls, and safety signs.
•
Check that all guards and safety devices, such as
deflectors and/or grass catcher, are in place and
working properly.
•
Always inspect the machine to ensure that the
blades, blade bolts, and cutting assembly are not
worn or damaged.
•
Inspect the area where you will use the machine,
and remove all objects that could interfere with
the operation of the machine or that the machine
could throw.
•
Adjusting the cutting height may bring you into
contact with the moving blade, causing serious
injury.
–
Shut off the engine, remove the ignition key
(electric-start model only), and wait for all
moving parts to stop.
–
Do not put your fingers under the housing
when adjusting the cutting height.
Fuel Safety
•
Fuel is extremely flammable and highly explosive.
A fire or explosion from fuel can burn you and
others and can damage property.
–
To prevent a static charge from igniting the fuel,
place the container and/or machine directly on
the ground before filling, not in a vehicle or on
an object.
–
Fill the fuel tank outdoors, in an open area,
when the engine is cold. Wipe up any fuel that
spills.
–
Do not handle fuel when smoking or around an
open flame or sparks.
–
Do not remove the fuel cap or add fuel to the
tank while the engine is running or hot.
–
If you spill fuel, do not attempt to start the
engine. Avoid creating a source of ignition until
the fuel vapors have dissipated.
–
Store fuel in an approved container and keep
it out of the reach of children.
•
Fuel is harmful or fatal if swallowed. Long-term
exposure to vapors can cause serious injury and
illness.
–
Avoid prolonged breathing of vapors.
–
Keep your hands and face away from the
nozzle and the fuel-tank opening.
–
Keep fuel away from your eyes and skin.
Filling the Fuel Tank
DANGER
Gasoline is extremely flammable and
explosive. A fire or explosion from gasoline
can burn you and others.
•
To prevent a static charge from igniting
the gasoline, place the container and/or
machine directly on the ground before
filling, not in a vehicle or on an object.
•
Fill the tank outdoors when the engine is
cold. Wipe up spills.
•
Do not handle gasoline when smoking or
around an open flame or sparks.
•
Store gasoline in an approved fuel
container, out of the reach of children.
•
For best results, use only clean, fresh (less than
30 days old), unleaded gasoline with an octane
rating of 87 or higher ((R+M)/2 rating method).
•
Oxygenated fuel with up to 10% ethanol or 15%
MTBE by volume is acceptable.
•
Ethanol: Gasoline with up to 10% ethanol
(gasohol) or 15% MTBE (methyl tertiary butyl
ether) by volume is acceptable. Ethanol and
MTBE are not the same. Gasoline with 15%
ethanol (E15) by volume is not approved for use.
Never use gasoline that contains more than
10% ethanol by volume, such as E15 (contains
15% ethanol), E20 (contains 20% ethanol), or E85
(contains up to 85% ethanol). Using unapproved
gasoline may cause performance problems and/or
engine damage which may not be covered under
warranty.
•
Do not use gasoline containing methanol.
•
Do not store fuel either in the fuel tank or in fuel
containers over the winter unless you use a fuel
stabilizer.
•
Do not add oil to gasoline.
12
Important: To reduce starting problems, add fuel
stabilizer to the fuel all gasoline. Mix the stabilizer
with gasoline less than 30 days old.
Note: The capacity of the fuel tank is 3.8 L (1.0 US
gallon).
Checking the Engine-Oil Level
Service Interval: Before each use or daily
Important: If the oil level in the engine is too low or too high and you run the engine, you may damage
the engine.
g235721
Figure 12
13
Adjusting the Cutting Height
DANGER
Adjusting the cutting-height levers could bring your hands into contact with a moving blade
and result in serious injury.
•
Shut off the engine and wait for all movement to stop before adjusting the cutting height.
•
Do not put your fingers under the housing when adjusting the cutting height.
g234297
Figure 13
During Operation
During Operation Safety
General Safety
•
Wear appropriate clothing, including eye
protection; long pants; slip-resistant, substantial
footwear; and hearing protection. Tie back long
hair, secure loose clothing, and do not wear loose
jewelry.
•
Do not operate the machine while ill, tired, or
under the influence of alcohol or drugs.
•
The blade is sharp; contacting the blade can result
in serious personal injury. Shut off the engine,
remove the ignition key (electric-start model only),
and wait for all moving parts to stop before leaving
the operating position.
•
When you release the blade-control bar, the
engine should shut off and the blade should stop
within 3 seconds. If not, stop using your machine
immediately and contact an Authorized Service
Dealer.
•
Keep bystanders, especially small children, out of
the operating area. Stop the machine if anyone
enters the area.
•
Always look down and behind you before moving
the machine in reverse.
•
Operate the machine only in good visibility and
appropriate weather conditions. Do not operate
the machine when there is the risk of lighting.
14
Wet grass or leaves can cause serious injury if
you slip and contact the blade. Avoid mowing in
wet conditions.
•
Use extreme care when approaching blind
corners, shrubs, trees, or other objects that may
block your view.
•
Watch for holes, ruts, bumps, rocks, or other
hidden objects. Uneven terrain could cause the
machine to overturn or cause you to lose your
balance or footing.
•
If the machine strikes an object or starts to vibrate,
immediately shut off the engine, remove the key
(if equipped), wait for all moving parts to stop, and
disconnect the wire from the spark plug before
examining the machine for damage. Make all
necessary repairs before resuming operation.
•
Before leaving the operating position, shut off
the engine, remove the ignition key (electric-start
model only), and wait for all moving parts to stop.
•
If the engine has been running the muffler will be
hot and can severely burn you. Keep away from
the hot muffler.
•
Check the grass catcher components and
the discharge chute frequently for any wear
or deterioration and replace them with the
manufacturer's recommended parts when
necessary.
•
Use accessories and attachments approved by
The Toro® Company only.
Slope Safety
•
Mow across the face of slopes; never up and
down. Use extreme caution when changing
direction on slopes.
•
Do not mow on excessively steep slopes. Poor
footing could cause a slip-and-fall accident.
•
Mow with caution near drop-offs, ditches, or
embankments.
Starting the Engine
1.
Connect the spark-plug wire to the spark plug.
2.
Open the fuel valve by moving the fuel-valve lever to the right (Figure 14).
g024165
Figure 14
1.
Fuel-valve lever
3.
Move the throttle-control lever to the CHOKE position (A of Figure 15).
Note: Do not use the choke when the engine is warm.
4.
Pull the starter handle lightly until you feel resistance, then pull it sharply (B of Figure 15).
Note: Allow the rope to return slowly to the rope guide on the handle.
5.
When the engine starts, move the throttle-control lever to the FAST position (C of Figure 15).
15
Shutting Off the Engine
Release the blade-control bar and move the
throttle-control lever to the STOP position.
Note: Close the fuel valve by moving the fuel-valve
lever (Figure 14) to the left if you will not be starting
the engine soon afterward.
Operating the Self-Propel
Drive and Engaging the
Blades
This machine has 3 ground speeds: 1 (slow), 2
(medium), and 3 (fast); it also has a Neutral (N)
position. The self-propel-drive lever is located below
and behind the fuel tank (Figure 16).
g024167
Figure 16
1.
Self-propel-drive lever
1.
Move the self-propel-drive lever to the desired
ground speed.
2.
Start the engine.
3.
To operate the self-propel drive, squeeze the
drive bail (Figure 17).
g238895
Figure 17
Note: You can vary the ground speed by
increasing or decreasing the distance between
the blade-control bar and the handle.
16
To engage the blades, do the following:
1.
Push and hold the blade-control lock lever
forward to release the blade-control bail (A of
Figure 18).
2.
Pull the blade-control bail to the handle and
release the blade-control-lock lever; the blade
should engage (A of Figure 18).
3.
Release the blade-control bail to disengage the
blade (B of Figure 18). The blade-control-lock
lever resets to lock the blade-control bail.
g237185
Figure 18
Checking the Blade-Brake
Clutch
Check the blade-control bar before each use to ensure
that the blade-brake clutch is operating properly.
Checking with the Grass Bag
1.
Install the empty grass bag on the machine.
2.
Start the engine.
3.
Engage the blade.
Note: The bag should begin to inflate, indicating
that the blade is engaged and rotating.
4.
Release the blade-control bar.
Note: If the bag does not immediately deflate,
the blade is still rotating. The blade-brake clutch
may be deteriorating and, if ignored, could
result in an unsafe operating condition. Have
the machine inspected and serviced by an
Authorized Service Dealer.
5.
Shut off the engine and wait for all moving parts
to stop.
Checking without the Grass Bag
1.
Move the machine onto a paved surface in a
non-windy area.
2.
Set all 4 wheels to the 76 mm (3 inch)
cutting-height setting; refer to Adjusting the
Cutting Height (page 14).
3.
Take a half sheet of newspaper and crumple it
into a ball small enough to go under the machine
housing (about 76 mm or 3 inches in diameter).
4.
Place the newspaper ball about 13 cm (5 inches)
in front of the machine.
5.
Start the engine.
6.
Engage the blade.
7.
Release the blade-control bar.
8.
Immediately push the machine over the
newspaper ball.
9.
Shut off the engine and wait for all moving parts
to stop.
10.
Go to the front of the machine and check the
newspaper ball.
Note: If the newspaper ball did not go under
the machine, repeat steps 4 through 10.
Note: If the newspaper is unravelled or
shredded, the blade did not stop properly, which
could result in an unsafe operating condition.
Contact an Authorized Service Dealer.
17
Recycling the Clippings
This machine comes from the factory ready to recycle grass and leaf clippings back into the lawn. To prepare
the machine to recycle:
•
If the grass bag is on the machine, remove it (A of Figure 19).
•
If the rear-discharge plug is not installed, grip it by the handle, raise the rear deflector, and insert it into the
rear-discharge chute until the latch locks into place (B of Figure 19).
g236734
Figure 19
WARNING
Operating the machine to recycle lawn clippings without the plug in place allows objects to be
thrown toward you or bystanders. Also, contact with the blades could occur. Thrown objects
or blade contact can cause serious injury or death.
Ensure that the rear-discharge plug is in place before you recycle the clippings. Never engage
the blades without either the rear-discharge plug or the grass bag installed on the machine.
Bagging the Clippings
Use the grass bag when you want to collect grass and leaf clippings from the lawn.
WARNING
A worn grass bag could allow small stones and other similar debris to be thrown toward you
or bystanders, resulting in serious personal injury or death.
Check the grass bag frequently. If it is damaged, install a new Toro replacement bag.
WARNING
The blades are sharp; contacting the blades can result in serious personal injury.
Shut off the engine and wait for all moving parts to stop before leaving the operating position.
Installing the Grass Bag
1.
Shut off the engine and wait for all moving parts to stop.
2.
Raise and hold up the rear deflector (A of Figure 20).
3.
Remove the rear-discharge plug by pushing in the latch with your thumb and pulling the plug out from
the machine (B and C of Figure 20).
4.
Install the bag-rod ends into the notches at the base of the handle, and rock the bag back and forth to
ensure that the bag-rod ends are seated at the bottom of both notches (D of Figure 20).
5.
Lower the rear deflector until it rests on the grass bag.
18
Removing the Grass Bag
DANGER
The machine can throw grass clippings and other objects through an opening in the machine
housing. Objects thrown with enough force could cause serious personal injury or death to
you or to bystanders.
•
Never remove the grass bag and then start the engine without the discharge plug installed
on the machine.
•
Never open the rear deflector on the machine when the engine is running.
1.
Shut off the engine and wait for all moving parts to stop.
2.
Raise the rear deflector.
3.
Remove the bag rod on the grass bag from the notches at the base of the handle (A of Figure 19).
4.
Install the discharge plug (B of Figure 19).
5.
Lower the rear deflector (C of Figure 19).
19
Review the safety instructions and read this
manual carefully before operating the machine.
•
Clear the area of sticks, stones, wire, branches,
and other debris that the blade could hit and throw.
•
Keep everyone, especially children and pets, away
from the area of operation.
•
Avoid striking trees, walls, curbs, or other solid
objects. Never deliberately mow over any object.
•
If the machine strikes an object or starts to vibrate,
immediately shut off the engine, disconnect
the wire from the spark plug, and examine the
machine for damage.
•
Maintain a sharp blade throughout the cutting
season. Periodically file down nicks on the blade.
•
Replace the blade when necessary with an original
Toro replacement blade.
•
Avoid mowing wet grass and leaves. They tend to
clump on the yard and can cause the machine to
plug or the engine to stall.
WARNING
Wet grass or leaves can cause serious
injury if you slip and contact the blade.
Mow only in dry conditions.
•
Clean under the machine after each mowing; refer
to Cleaning under the Machine (page 21).
•
Keep the engine in good running condition.
•
Clean the air filter frequently. Mulching stirs up
more clippings and dust which clogs the air filter
and reduces engine performance.
•
Set the engine speed to the fastest position for the
best cutting results.
WARNING
Operating a machine with its engine
running at a speed greater than the factory
setting can cause the machine to throw a
part of the blade or engine toward you or
bystanders, resulting in serious personal
injury or death.
– Do not change the engine speed setting.
– If you suspect the engine speed is faster
than normal, contact an Authorized
Service Dealer.
Cutting Grass
•
Grass grows at different rates at different times
of the year. In the summer heat, it is best to cut
grass at the 64 mm (2-1/2 inch), 76 mm (3 inch),
or 89 mm (3-1/2 inch) cutting-height settings. Cut
only about a third of the grass blade at a time.
Do not cut below the 64 mm (2-1/2 inch) setting
unless the grass is sparse or it is late fall when
grass growth begins to slow down.
•
When cutting grass over 15 cm (6 inches) tall, first
mow at the highest cutting-height setting and walk
slower; then mow again at a lower setting for the
best lawn appearance. If the grass is too long and
the leaves clump on top of the lawn, the machine
may plug and cause the engine to stall.
•
Alternate the mowing direction. This helps
disperse the clippings over the lawn for even
fertilization.
If the finished lawn appearance is unsatisfactory, try 1
or more of the following:
•
Sharpen the blade.
•
Walk at a slower pace while mowing.
•
Raise the cutting height on your machine.
•
Cut the grass more frequently.
•
Overlap cutting swaths instead of cutting a full
swath with each pass.
Cutting Leaves
•
After cutting the lawn, ensure that half of the lawn
shows through the cut leaf cover. You may need
to make more than a single pass over the leaves.
•
For light leaf coverage, set all the wheels at the
same cutting-height setting.
•
Slow down your mowing speed if the machine
does not cut the leaves finely enough.
After Operation
After Operation Safety
General Safety
•
Clean grass and debris from the machine to help
prevent fires. Clean up oil or fuel spills.
•
Allow the engine to cool before storing the machine
in any enclosure.
•
Never store the machine or fuel container where
there is an open flame, spark, or pilot light, such
as on a water heater or on other appliances.
Hauling Safety
•
Remove the ignition key (if equipped) before
loading the machine for hauling.
•
Use care when loading or unloading the machine.
•
Secure the machine from rolling.
20
Cleaning under the Machine
To ensure the best performance, keep the underside
of the machine clean. Be especially careful to keep
the kickers free of debris (Figure 21).
g024281
Figure 21
1.
Kickers
Washing Method
Service Interval: Before each use or daily
WARNING
The machine may dislodge material from
under the machine.
•
Wear eye protection.
•
Stay in the operating position (behind the
handle) while the engine is running.
•
Do not allow bystanders in the area.
1.
Move the machine to a paved level surface near
a garden hose.
2.
Start the engine.
3.
Hold the running garden hose at handle level
and direct the water to flow on the ground just in
front of the right, rear wheel (Figure 22).
g002275
Figure 22
1.
Right, rear wheel
Note: The blade will draw in water and wash
out the clippings. Let the water run until you
no longer see clippings being washed out from
under the machine.
4.
Shut off the engine and wait for all moving parts
to stop.
5.
Turn off the water.
6.
Start the machine and let it run for a few minutes
to dry out the underside of the machine.
Scraping Method
If washing does not remove all debris from under the
machine, scrape it clean.
1.
Disconnect the wire from the spark plug (Figure
9).
2.
Drain the fuel from the fuel tank.
WARNING
Tipping the machine may cause the fuel
to leak from the carburetor or the fuel
tank. Fuel is extremely flammable, highly
explosive, and, under certain conditions,
can cause personal injury or property
damage.
Avoid fuel spills by running the engine
dry or by removing the fuel with a hand
pump; never siphon.
3.
Tip the machine onto its right side (air cleaner
up).
4.
Remove the dirt and grass clippings with a
hardwood scraper. Avoid burrs and sharp
edges.
5.
Return the machine to the operating position.
6.
Connect the wire to the spark plug.
21
Recommended Maintenance Schedule(s)
Maintenance Service
Interval
Maintenance Procedure
After the first 8 hours
• Change the engine oil.
After the first 25 hours
• Tighten any loose fasteners.
Before each use or daily
• Check the engine-oil level.
• Remove grass clippings and dirt from under the housing.
• Inspect the mower blades for wear or damage.
• Inspect the accelerator for wear or damage.
• Check the stopping time of the blade brake. The blade must stop within 3 seconds
of releasing the blade-control bar; if it does not, contact an Authorized Service
Dealer for repair.
• Check for loose or missing fasteners on the engine.
• Check for fuel or oil leaks.
• Check or clean the recoil starter and the air-intake screen.
Every 25 hours
• Clean the foam pre-cleaner (more frequently in dusty conditions).
Every 40 hours
• Clean the wheels and gears.
Every 50 hours
• Change the engine oil (more frequently in dusty conditions).
• Sharpen or replace the blade. Maintain it more frequently if the edge dulls quickly in
rough or in sandy conditions.
• Remove grass clippings and debris from under the belt cover.
• Clean the blade-brake-clutch shield.
Every 100 hours
• Inspect, clean, and adjust the spark plug gap; replace the spark plug if necessary.
• Tighten any loose fasteners.
• Check or clean the recoil starter and the air-intake screen.
Every 200 hours
• Change the engine-oil filter.
• Have an authorized engine servicing dealer check for leaks in the fuel system and/or
a deteriorating fuel hose. Replace parts if necessary.
Every 300 hours
• Replace the paper air filter (more frequently in dusty conditions).
• Clean the cylinder and the cylinder-head fins.
• Have an authorized engine servicing dealer check and adjust the engine idle speed.
• Have an authorized engine servicing dealer clean the combustion chamber.
• Have an authorized engine servicing dealer check and adjust the valve clearance.
• Have an authorized engine servicing dealer clean and lap the valve seating surface.
Important: Refer to your engine owner's manual for additional maintenance procedures.
Maintenance Safety
•
Disconnect the spark-plug wire from the spark plug
before performing any maintenance procedure.
•
Wear gloves and eye protection when servicing
the machine.
•
The blade is sharp; contacting the blade can result
in serious personal injury. Wear gloves when
servicing the blade. Do not repair or alter the
blade(s).
•
Never tamper with safety devices. Check their
proper operation regularly.
•
Tipping the machine may cause the fuel to leak.
Fuel is flammable and explosive, and can cause
personal injury. Run the engine dry or remove the
fuel with a hand pump; never siphon the fuel.
•
To ensure optimum performance and continued
safety certification of the machine, use only
genuine Toro replacement parts and accessories.
Replacement parts and accessories made by
other manufacturers could be dangerous, and
such use could void the product warranty.
22
Servicing the Air Cleaner
Service Interval: Every 25 hours—Clean the foam
pre-cleaner (more frequently in
dusty conditions).
Every 300 hours—Replace the paper air filter
(more frequently in dusty conditions).
Important: Do not operate the engine without the
air filter assembly in place; otherwise, extreme
engine damage will occur.
1.
Shut off the engine and wait for all moving parts
to stop.
2.
Disconnect the wire from the spark plug.
3.
Remove the cover and clean it thoroughly
(Figure 23).
g005347
Figure 23
1.
Cover
3.
Air-cleaner base
2.
Foam pre-cleaner and
paper air filter
4.
Remove and the foam pre-cleaner and the
paper-air filter from the air-cleaner base (Figure
23)
5.
Remove the foam pre-cleaner from the paper air
filter, and wash the foam pre-cleaner with a mild
detergent and water, then blot it dry.
6.
Inspect the paper air filter, and replace it if it is
excessively dirty.
Important: Do not try to clean a paper filter.
7.
Install the foam pre-cleaner onto the paper air
filter.
8.
Install the foam pre-cleaner and paper air filter
onto the air-cleaner base.
9.
Install the cover.
Changing the Engine Oil
Service Interval: After the first 8 hours
Every 50 hours
Run the engine a few minutes before changing the oil
to warm it. Warm oil flows better and carries more
contaminants.
Engine Oil Specifications
Engine oil capacity
0.65 L (22 fl oz) without oil
filter; 0.85 L (29 fl oz) with oil
filter
Oil viscosity
SAE 30 or SAE 10W-30
detergent oil
API service classification
SJ or higher
1.
Shut off the engine and wait for all moving parts
to stop.
2.
Disconnect the wire from the spark plug.
3.
Drain the fuel from the fuel tank.
4.
Place a suitable drain pan under the dipstick/oil
drain.
5.
Clean around the dipstick.
6.
Remove the dipstick by rotating the cap
counterclockwise and pulling it out.
7.
Tip the machine onto its right side (air filter up)
to drain the oil into the drain pan.
8.
After draining the oil, return the machine to the
operating position.
9.
Fill the crankcase to the correct level on the
dipstick with fresh oil; refer to 5 Filling the Engine
with Oil (page 8).
10.
Insert the dipstick into the filler neck and rotate
the cap clockwise until it is tight.
11.
Wipe up any spilled oil.
12.
Recycle the used oil according to local codes.
Changing the Engine-Oil
Filter
Service Interval: Every 200 hours
1.
Run the engine to warm the oil.
WARNING
Oil may be hot after the engine has been
run, and contact with hot oil can cause
severe personal injury.
Avoid contacting the hot engine oil when
you drain it.
23
Shut off the engine and wait for all moving parts
to stop.
3.
Disconnect the wire from the spark plug.
4.
Drain the gasoline from the fuel tank.
5.
Drain the engine oil; refer to Changing the
Engine Oil (page 23).
6.
Place a rag under the oil filter (Figure 24) to
catch any oil that may leak out as you remove
the oil filter.
g024331
Figure 24
1.
Oil filter
7.
Remove the oil filter.
8.
Use your finger to coat the gasket on the new oil
filter with oil (Figure 26).
g002805
Figure 25
1.
Gasket
9.
Install the new filter by rotating it clockwise until
the seal contacts the filter housing, then rotate
the filter an additional 3/4 turn by hand.
10.
Fill the crankcase to the Full line on the dipstick
with fresh oil; refer to 5 Filling the Engine with
Oil (page 8).
11.
Connect the wire to the spark plug.
12.
Run the engine for about 3 minutes.
13.
Stop the engine, wait for all moving parts to stop,
and check for oil leakage around the filter.
14.
Add oil to compensate for the oil in the oil filter.
Refer to 5 Filling the Engine with Oil (page 8).
15.
Recycle the used oil filter properly.
Servicing the Spark Plug
Service Interval: Every 100 hours—Inspect, clean,
and adjust the spark plug gap;
replace the spark plug if necessary.
Use an NGK BPR5ES spark plug or equivalent.
1.
Shut off the engine and wait for all moving parts
to stop.
2.
Disconnect the wire from the spark plug.
3.
Clean around the spark plug.
4.
Remove the spark plug from the cylinder head.
Important: Replace a cracked, fouled, or
dirty spark plug. Do not clean the electrodes
because grit entering the cylinder can
damage the engine.
5.
Set the gap on the plug to 0.76 mm (0.030 inch);
refer to Figure 26.
g000533
Figure 26
1.
Center-electrode insulator
2.
Side electrode
3.
Air gap (not to scale)
6.
Carefully install the spark plug by hand (to avoid
cross threading) until it is hand tight.
7.
Tighten the spark plug to 23 N∙m (2.3 kgf-m, 17
ft-lb).
Important: A loose spark plug can become
very hot and can damage the engine;
overtightening a spark plug may damage the
threads in the cylinder head.
8.
Connect the wire to the spark plug.
24
Adjusting the Self-Propel
Drive
If the machine is new, does not self-propel, or it tends
to creep forward, adjust the drive cable.
1.
Move the machine outside and onto a paved
surface near a solid wall to safely prevent the
machine from moving forward while the engine
is running.
2.
Position the machine with the front tires against
the wall.
Note: Ensure that the area is well ventilated
and clear of debris that could be thrown by the
machine.
3.
Shift the transmission to third gear.
4.
Start the engine; refer to Starting the Engine
(page 15).
5.
Pull the self-propel-drive bar to the handle.
Note: The wheels should start to turn as the
self-propel-drive bar just touches the handle.
6.
Shut off the engine.
7.
If you must adjust the machine, do the following:
•
If the wheels do not spin when you engage
the self-propel-drive bar, the traction belt is
too loose. Rotate the wheel-drive-control
knob (Figure 27) clockwise 1 turn and repeat
steps 4 through 6.
g024468
Figure 27
1.
Wheel-drive-control knob
•
If the wheels spin before you fully engage
the self-propel-drive bar, the traction belt
is too tight. Rotate the wheel-drive-control
knob (Figure 27) counterclockwise 1 turn
and repeat steps 4 through 6.
8.
For a new traction belt, rotate the
drive-cable-adjustment knob clockwise 1
additional turn to allow for the normal stretching
of the belt during the break-in period.
Note: You can skip this step if you are adjusting
a used belt.
Maintaining the Blade
Always mow with a sharp blade. A sharp blade cuts
cleanly and without tearing or shredding the grass
blades.
1.
Shut off the engine and wait for all moving parts
to stop.
2.
Disconnect the wire from the spark plug.
3.
Close the fuel valve by moving the fuel-valve
lever to the left (Figure 14).
4.
Drain the fuel from the fuel tank.
5.
Tip the machine onto its right side (air cleaner
up) as shown in Figure 28.
g024280
Figure 28
1.
Blade
3.
Accelerator
2.
Blade nuts
Inspecting the Blade
Service Interval: Before each use or daily—Inspect
the mower blades for wear or
damage.
Carefully examine the blade for sharpness and wear,
especially where the flat and the curved parts meet
(Figure 29A). Because sand and abrasive material
can wear away the metal that connects the flat and
curved parts of the blade, check the blade before
using the machine. If you notice a slot or wear (Figure
29B and Figure 29C), replace the blade; refer to
Removing the Blade (page 26).
25
Flat part of the blade
4.
Slot formed
Note: For the best performance, install a new blade
before the mowing season begins. During the year,
file down any small nicks to maintain the cutting edge.
DANGER
A worn or damaged blade can break, and a
piece of the blade could be thrown toward you
or bystanders, resulting in serious personal
injury or death.
•
Inspect the blade periodically for wear or
damage.
•
Replace a worn or damaged blade.
Inspecting the Accelerator
Service Interval: Before each use or daily—Inspect
the accelerator for wear or damage.
Carefully examine the accelerator for excessive wear
(Figure 30). Because sand and abrasive material can
wear away the metal (especially in the area shown
as item 2 in Figure 30), check the accelerator before
using the machine. If you notice that a tab on the
accelerator has been worn down to a sharp edge
or there is a crack, replace the accelerator; refer to
Removing the Blade (page 26).
g027496
Figure 30
1.
Accelerator
3.
Tab
2.
Wear area
4.
Crack formed
WARNING
A worn or damaged accelerator can break,
and a piece of the accelerator could be thrown
toward you or bystanders, resulting in serious
personal injury or death.
•
Inspect the accelerator periodically for
wear or damage.
•
Replace a worn or damaged accelerator.
Removing the Blade
1.
Grasp the end of the blade using a rag or a
thickly padded glove.
2.
Remove the blade nuts, the accelerator, and the
blade (Figure 29).
Sharpening the Blade
Service Interval: Every 50 hours—Sharpen or
replace the blade. Maintain it more
frequently if the edge dulls quickly in
rough or in sandy conditions.
File the top side of the blade to maintain its original
cutting angle (Figure 31A) and inner cutting edge
radius (Figure 31B). The blade will remain balanced if
you remove the same amount of material from both
cutting edges.
g002279
Figure 31
1.
Sharpen the blade at this
angle only.
2.
Maintain the original radius
here.
Balancing the Blade
1.
Check the balance of the blade by placing
the center hole of the blade over a nail or
screwdriver shank clamped horizontally in a vise
(Figure 32).
g002280
Figure 32
Note: You can also check the balance using a
commercially manufactured blade balancer.
26
If either end of the blade rotates downward, file
that end (not the cutting edge or the end near
the cutting edge) until neither end of the blade
drops.
Installing the Blade
1.
Install a sharp, balanced Toro blade, the
accelerator, and the blade nuts. The sail of the
blade must point toward the top of the mower
housing for proper installation.
Note: Torque the blade nuts to 20 to 37 N∙m
(15 to 27 ft-lb).
WARNING
Operating the machine without the
accelerator in place can cause the
blade to flex, bend, or break, resulting
in serious injury or death to you or to
bystanders.
Do not operate the machine without the
accelerator in place.
2.
Return the machine to the operating position.
Adjusting the Blade-Brake
Cable
The blade-brake cable is adjusted at the factory; you
do not need to adjust it unless you are replacing the
cable or the blade-brake belt. If you need to replace
the cable, replace both the cable and the belt at
the same time.
1.
Shut off the engine and wait for all moving parts
to stop.
2.
Disconnect the wire from the spark plug.
3.
Install a new blade-brake belt and assemble the
machine except for the 2 belt covers on the top
of the mower housing.
4.
Install the new blade-brake cable, but do not
tighten the cable clamp on the top of the mower
housing (Figure 33).
g024466
Figure 33
1.
Spring
2.
Cable clamp and screw
5.
Loosen the cable-clamp screw (Figure 33).
6.
Pull the cable jacket to remove slack (Figure 34).
Note: Do not put tension on the spring.
g239131
Figure 34
7.
Mark the brake cable (Figure 35), then adjust
the jacket until there is approximately 8 mm
(5/16 inch) of slack (Figure 35).
g239133
Figure 35
1.
Mark the cable here
27
Slack— 8 mm (5/16 inch)
8.
Torque the cable-clamp screw to 11 to 14 N∙m
(99 to 121 in-lb) to lock the adjustment in place.
9.
Install the belt cover with the bolts that you
removed to take off the 2 belt covers.
10.
Connect the wire to the spark plug.
Cleaning under the Belt
Cover
Service Interval: Every 50 hours—Remove grass
clippings and debris from under the
belt cover.
1.
Shut off the engine and wait for all moving parts
to stop.
2.
Disconnect the wire from the spark plug.
3.
Remove the belt cover (Figure 37) from the
mower housing.
g024255
Figure 37
1.
Belt cover
4.
Lift off the cover and brush out all the debris
around the belt area.
5.
Install the belt cover.
6.
Connect the wire to the spark plug.
Cleaning the
Blade-Brake-Clutch Shield
Service Interval: Every 50 hours
Clean the blade-brake-clutch shield to ensure the best
performance and to prevent parts from degrading.
Clean the blade-brake-clutch shield when you sharpen
the blade, because you need to remove the blade in
order to remove the blade-brake-clutch shield.
1.
Shut off the engine and wait for all moving parts
to stop.
2.
Disconnect the wire from the spark plug.
3.
Close the fuel valve by moving the fuel-valve
lever to the left (Figure 14).
4.
Drain the fuel from the fuel tank.
5.
Tip the machine onto its right side (air filter up).
WARNING
Tipping the machine may cause the fuel
to leak from the carburetor or the fuel
tank. Fuel is extremely flammable, highly
explosive, and, under certain conditions,
can cause personal injury or property
damage.
Avoid fuel spills by emptying the fuel
tank as directed; never siphon.
6.
Remove the 2 blade nuts, the accelerator, and
the blade (Figure 38).
g024282
Figure 38
1.
Blade
4.
Screw
2.
Blade nuts
5.
Blade-brake-clutch shield
3.
Accelerator
28
Remove the screws that secure the
blade-brake-clutch shield to the mower housing
(Figure 38).
8.
Remove the blade-brake-clutch shield and brush
or blow all the debris from under the shield and
around the blade-brake-clutch.
9.
Tighten the screws to secure the
blade-brake-clutch shield to the housing.
10.
Install the blade, the accelerator, and the 2 blade
nuts.
11.
Return the machine to the operating position.
Cleaning the Wheels
Service Interval: Every 40 hours
1.
Remove the rear wheels and clean any debris
from the wheel-gear area.
g033535
Figure 39
1.
Gears
2.
After cleaning, apply a small amount of
anti-seize compound to the gears.
Note: If you operate the machine in extreme
conditions, cleaning the wheels more frequently than
recommended will increase gear life.
Note: To prevent damage to the bearing seals, do
not use a high-pressure water spray on the bearings.
29
To prepare the machine for off-season storage,
perform the recommended maintenance procedures;
refer to Maintenance (page 22).
Store the machine in a cool, clean, dry place. Cover
the machine to keep it clean and protected.
Preparing the Fuel System
Empty the fuel from the fuel tank when mowing for the
last time before storing the machine.
1.
Run the engine until it shuts off from running
out of fuel.
2.
Choke the engine and start it again.
3.
Allow the engine to run until it shuts off.
When you can no longer start the engine, it is
sufficiently dry.
Preparing the Engine
1.
While the engine is still warm, change the oil in
the crankcase; refer to Changing the Engine Oil
(page 23).
2.
Remove the spark plug.
3.
Using an oil can, add about 30 ml (1 fl oz) of
engine oil to the engine crankcase through the
spark-plug hole.
4.
Slowly rotate the engine several times by
pulling the recoil-start handle to distribute the oil
throughout the engine crankcase.
5.
Install the spark plug but do not connect the
wire to the spark plug.
General Information
1.
Clean under the machine; refer to Cleaning
under the Machine (page 21).
2.
Clean any dirt and chaff from the cylinder,
cylinder head fins, and blower housing.
3.
Remove grass clippings, dirt, and grime from
the external parts of the engine, the shrouding,
and the top of the mower housing.
4.
Check the condition of the blade; refer to
Inspecting the Blade (page 25).
5.
Check the condition of the accelerator; refer to
Inspecting the Accelerator (page 26).
6.
Service the air filter; refer to Servicing the Air
Cleaner (page 23).
7.
Tighten all nuts, bolts, and screws.
8.
Touch up all rusted or chipped paint surfaces
with paint available from an Authorized Service
Dealer.
Removing the Machine
from Storage
1.
Check and tighten all fasteners.
2.
Remove the spark plug and spin the engine
rapidly using the starter to blow out the excess
oil from the cylinder.
3.
Clean the spark plug or replace it if it is cracked,
broken, or if the electrodes are worn.
4.
Install the spark plug; refer to Servicing the
Spark Plug (page 24).
5.
Perform any needed maintenance procedures;
refer to Maintenance (page 22).
6.
Fill the fuel in the fuel tank with fresh fuel.
7.
Check the engine-oil level.
8.
Connect the wire to the spark plug.
30
1. The fuel tank is empty or the fuel
system contains stale fuel.
1. Drain and/or fill the fuel tank with fresh
fuel. If the problem persists, contact an
Authorized Service Dealer.
2. The throttle lever is not in the CHOKE
position.
2. Move the throttle lever to the CHOKE
position.
3. The wire is not connected to the spark
plug.
3. Connect the wire to the spark plug.
The engine does not start.
4. The spark plug is pitted, fouled, or the
gap is incorrect.
4. Check the spark plug and adjust the
gap if necessary. Replace the spark
plug if it is pitted, fouled, or cracked.
1. The fuel tank contains stale fuel.
1. Drain and fill the fuel tank with fresh
fuel.
2. The air-filter element is dirty and is
restricting the air flow.
2. Clean the air-filter pre-cleaner and/or
replace the paper air filter.
3. The underside of the machine contains
clippings and debris.
3. Clean the underside of the machine.
4. The spark plug is pitted, fouled, or the
gap is incorrect.
4. Check the spark plug and adjust the
gap if necessary. Replace the spark
plug if it is pitted, fouled, or cracked.
The engine starts hard or loses power.
5. The engine-oil level is low or the oil is
dirty.
5. Check the engine oil. Change the oil if
it is dirty or add oil if it is low.
1. The wire is not connected to the spark
plug.
1. Connect the wire to the spark plug.
2. The spark plug is pitted, fouled, or the
gap is incorrect.
2. Check the spark plug and adjust the
gap if necessary. Replace the spark
plug if it is pitted, fouled, or cracked.
3. The throttle lever is not in the FAST
position.
3. Move the throttle lever to the FAST
position.
The engine runs rough.
4. The air-filter element is dirty and is
restricting the air flow.
4. Clean the air-filter pre-cleaner and/or
replace the paper air filter.
1. The blade is bent or is out of balance.
1. Balance the blade. If the blade is bent,
replace it.
2. The blade mounting nuts are loose.
2. Tighten the blade mounting nuts.
3. The underside of the machine contains
clippings and debris.
3. Clean the underside of the machine.
The machine or engine vibrates
excessively.
4. The engine mounting bolts are loose.
4. Tighten the engine mounting bolts.
1. All 4 wheels are not at the same height.
1. Place all 4 wheels at the same height.
2. The blade is dull.
2. Sharpen and balance the blade.
3. You are mowing in the same pattern
repeatedly.
3. Change the mowing pattern.
The is an uneven cutting pattern.
4. The underside of the machine contains
clippings and debris.
4. Clean the underside of the machine.
1. The throttle lever is not in the FAST
position.
1. Move the throttle lever to the FAST
position.
2. The cutting height is too low.
2. Raise the cutting height.
3. You are mowing too fast.
3. Slow down.
4. The grass is wet.
4. Allow the grass to dry before mowing.
The discharge chute plugs up.
5. The underside of the machine contains
clippings and debris.
5. Clean the underside of the machine.
1. The self-propel drive cable is out of
adjustment or is damaged.
1. Adjust the self-propel drive cable.
Replace the cable if necessary.
The machine does not self-propel.
2. There is debris under the belt cover.
2. Clean the debris from under the belt
cover.
31