OPERATOR'S MANUAL
Model Series
070 Thru 088
20" and 22"
Rotary Mowers
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
Warning: This unit is equipped with an intemal combustion engine and should not be used on or near any unimproved forest-
covered, brush-covered or gress-covered land unless the engine's exhaust system is equipped with a spark errester meeting
applicable local or state laws (if any). If a spark arrester is used, it should be maintained in effective working order by the operator.
In the State of Califomia the above is required by law (Section 4442 ofthe California Public Resources Code). Other states may have
similar laws. Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authodzed
service dealer or contact the service department, P.O, Box 368022 Cleveland, Ohio 44136-9722.
MTD PRODUCTS INC. P.O. BOX 368022 CLEVELAND, OHIO 44136-9722
PRINTED IN U.S.A. FORM NO. 770-8553A
(9/97)
SECTION 1: IMPORTANT SAFE OPERATION PRACTICES
WARNING: THIS SYMBOL POINTS OUT IMPORTANT SAFETY INSTRUCTIONS WHICH, IF
NOT FOLLOWED, COULD ENDANGER THE PERSONAL SAFETY AND/OR PROPERTY OF
YOURSELF AND OTHERS. READ AND FOLLOW ALL INSTRUCTIONS IN THIS MANUAL
BEFORE ATTEMPTING TO OPERATE YOUR LAWN MOWER. FAILURE TO COMPLY WITH
THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY. WHEN YOU SEE THIS
SYMBOL, HEED ITS WARNING.
WARNING: TheEngine Exhaust from this product contains chemicals known to
the State of California to cause cancer, birth defects or other reproductive harm.
DANGER: Your lawn mower was built to be operated according to the rules for safe operation in
this manual. As with any type of power equipment, carelessness or error on the part of the operator
can result in serious injury. This lawn mower is capable of amputating hands and feet and throwing
objects. Failure to observe the following safety instructionscould result in serious injury or death.
1. GENERAL OPERATION
• Read this operator's manual carefully in its entirety
before attempting to assemble this machine. Read,
understand, and follow all instructions on the
machine and in the manual(s) before operation. Be
completely familiar with the controls and the proper •
use of this machine before operating it. Keep this
manual in a safe place for future and regular
reference and for ordering replacement pads.
• Your rotary mower is a precision piece of power
equipment, not a plaything. Therefore, exercise
extreme caution at all times. Your unit has been
designed to perform one job: to mow grass. Do not
use it for any other purpose.
• Never allowchildrenunder14 yearsoldto operate
a power mower. Children 14 years old and over
should only operate mower under close parental
supervision.Only responsibleindividualswho are
familiar with these rules of safe operationshould
beallowedtouse yourmower.
• Keep the area of operation clear of all persons,
particularly small children and pets. Stop engine
when they am in the vicinity of your mower to help
prevent blade contact or thrown object injury.
Although the area of operation should be
completely cleared of foreign objects, an object
may have been overlooked and could be
accidentally thrown by the mower in any direction
and cause serious personal injury to the operator
or any others allowed in the area.
• Wear sturdy, rough-soled work shoes and close-
fitting slacks and shirts. Shirts and pants that cover
the arms and legs and steel-toed shoes are
recommended. Do not wear loose fitting clothes or
jewelry. They can be caught in moving parts.
Never operate a unit in bare feet, sandals, slippery
or light weight (e.g. canvas) shoes.
Always wear safety glasses or safety goggles
duringoperationor while performingan adjustment
or repair,to protecteyes from foreignobjectsthat
maybe thrownfrom themachineinanydirection:
Thoroughlyinspectthe area where the equipment
is to be used. Remove all stones, sticks, wire,
bones, toys and otherforeign objectswhichcould
be picked up and thrownby the mower in any
directionand cause seriouspersonal injuryto the
operatoror any others allowed in the area. Plan
yourmowingpatternto avoiddischargeof material
toward roads,sidewalks,bystandersand the like.
To help avoid a thrown objects injury, keep
children,bystandersand helpersat least 75 feet
fromthe mowerwhile it is inoperation.
• Do not put hands or feet near or under rotating
parts. Keepclear of dischargeopeningat all times
as the rotatingbladecancauseinjury.
Many injuriesoccuras a resultof the mowerbeing
pulledoverthe footduringa fall. Do not hangon to
the mower if you are falling; release the handle
immediately.
Never pull the mower toward you while you are
walking. If you must back the mower away from a
wall or obstruction first look down and behind, and
then follow these steps:
Step backfromthe mowertofullyextendyour
arms.
• Be sure you are well balanced with sure
footing.
• Pull the mower back slowly, no more than half
way toward you.
• Repeat these steps as needed.
• Do not operate the mower while under the
influenceofalcoholor drugs.
2
• Do not engage the self-propelled mechanism on
units so equipped while starting engine.
• The blade control handle is a safety device. Never
attempt to bypass its operation. Doing so makes
the safety device inoperative and may result in
personal injury through contact with the rotating
blade. The blade control handle must operate
easily in both directions and automatically return to
the disengaged position when released.
• Never operate the mower in wet grass. Always be
sure of your footing. A slip and fall can cause
serious personal injury. Keep a firm hold on the
handle and walk, never run. If you feel you are
losing your footing, RELEASE THE BLADE
CONTROL HANDLE IMMEDIATELY and the
blade will stop rotating within three seconds.
• Mow only in daylight or good artificial light.
• Stopthe blade when crossinggravel ddves,walks
or roads.
• If the equipment should start to vibrate abnormally,
stop the engine and check immediately for the
cause. Vibration is generally a warning of trouble.
• Shut the engine off and wait until the blade comes
to a complete stop before removing the grass
catcher or unclogging the chute. The cutting blade
continues to rotate for a few seconds after the
engine is shut off. Never place any part of the
body in the blade area until you are sure the blade
has stopped rotating.
• Never operate mower without proper guards,
grass catcher, plates or other safety protective
devicesinplace.
• Mufflerand engine become hot and can cause a
burn.Do nottouch.
• Only use acoessodes approved for this machine
by the manufacturer. Read, understand, and follow
aU instructions provided with the approved
accessory.
• If situations occur which are not covered in this
manual, use care and good judgment. Contact
your dealer for assistance. Telephone 1-800-800-
7310 for the name of your nearest dealer.
2. SLOPE OPERATION
For your safety, use the slope gauge included as part of
this manual to measure slopes before operating this unit
on a sloped or hilly area. If the slope is greater than 15
degrees as shown on the slope gauge, do not operate
this unit on that area or serious injury could result; - --
DO:
• Mow across the face of slopes; never up and
down. Exercise extreme caution when changing
direction on slopes.
• Watch for holes, ruts, hidden objects, or bumps.
Tall grass can hide obstacles.
• Always be sure of your footing. A slip and fall can
cause serious personal injury. If you feel you are
losing your balance release the blade control
handle immediately and the blade will stop in less
than 3 seconds.
DO NOT:
• Do not mow near drop-offs, ditches or
embankments. The operator could lose footing or
balance.
• Do not mow slopes greater than 15 degrees as
Shown on the slope gauge.
• Do not mow on wet grass. Reduced footing could
cause slipping.
3. CHILDREN
Tragic accidents can occur if the operator is not alert to
the presence of children. Children are often attracted to
the mower and the mowing activity. Never assume that
children will remain where you last saw them.
• Keep childrenout of the mowingarea and under
the watchfulcareof a responsibleadultotherthan
the operator.
• Be alert and tam mower oft if a child enters the
area.
• Before and while moving backwards, look behind
and down for small children or other objects.
• Never allow children under age 14 to operate the
mower. Children 14 years of age and above
should read and understand the operation
instructions and safety rules in this manual.
• Use extreme care when approaching blind
corners, shrubs, trees, or other objects that may
obscure your vision of a child or hazard.
4. SERVICE
• Use extreme care in handling gasoline and other
fuels. They are extremely flammable and the
vapors are explosive.
• Use onlyan approvedgasoline container.
• Never remove gas cap or add fuel while the
engine is running. Allow engine to cool at least two
minutes before refueling.
• Replace gasoline cap securelyand wipe off any
spilled gasoline before startingthe engine as it
maycauseafire orexplosion.
• Extinguish aU cigarettes, cigars, pipes and other
sources of ignition.
• Never refuel machine indoors because flammable
vapors will accumulate in the area.
• Never store the machine or fuel container inside
where there is an open flame or spark such as a
gas water heater, space heater, or furnace.
• Never run an engine inside a closed area.
3
• To reduce firehazard, keep mower free of grass,
leaves, or other debds build-up. Clean up oil or
fuel spillage. Allow mower to cool at least 5
minutesbeforestoring.
• Before cleaning, repairing, or inspecting, make
certain the blade and all moving parts have
stopped. Disconnect the spark plug wire, and keep
the wire away from the spark plug to prevent
accidental starting.
• Check the blade and engine mountingbolts at
frequent intervals for proper tightness. Also,
visually inspect blade for damage (e.g., bent,
crackedorwom). Replacewitflbladewhichmeets
odginal equipment specifications listed in this
manual.
• Keep all nuts, bolts, and screws tight to be sure
theequipmentisinsafeworkingcondition.
• Never tamper with safety devices. Check their
properoperationregularly.
read, understand and follow the warnings and instructions in this manual and on the machine.
WARNING - YOUR RESPONSIBILITY: Restrict the use of this power machine to persons who
After striking a foreign object, stop the engine,
remove the wire from the spark plug, and
thoroughlyinspect the mower for any damage.
Repair the damage before startingand operating
the mower.
Never attempt to make a wheel or cuttingheight
adjustmentwhilethe engineis running.
Grass catcher componentsare subject to wear,
damage and deterioration,which could expose
movingparts or allow objects to be thrown. For
safety protection,frequently check components
and replace with manufacturer's recommended
parts,when necessary.
Mo,_,erblades are sharp and can cut. Wrap the
blade(s) or wear gloves, and use extra caution
whenservicingthem.
Do not change the engine governor setting or
overspeed the engine. Excessive engine speeds
aredangerous.
DANGER
Figure 1 Safety Labels Found On Lawn Mower
NOTE: The use of any accessory on this Rotary Mower other than those manufactured by the
mower manufacturer is not recommended. GRASS CATCHER Model 190-110 is available as optional
equipment for the mowers shown in this manual.
WARNING: To reduce the risk of injury, do not operate mower unless rear trailing shield
and guard orentire grass catcher is in its proper place.
NOTE: Under normal usage bag matedal is subject to wear and should be checked periodically. Be
sure to use only factory authorized replacement bag.
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SECTION 2" FINDING YOUR MODEL NUMBER
This Operator's Manual is an important part of your new walk behind. It will help you assemble, prepare and
maintain your walk behind. Please read and understand what it says.
Before you start to prepare your walk behind for its first use, please locate the model plate and copy the
information from it in this Operator's Manual. The information on the model plate isvery important if you need
help from your dealer or the MTD customer support department.
• Every walk behind has a model plate. You can locate it by standing behind the unit in the operating
position and looking down at the rear of the deck.
• The model plate will look like Figure 2
[
XXX-X-XXX-X-XXX XXXXXXXXXXX
L_
MTDPRODUCTSINC
CLEVELAND,OHIO 44136
Copy the model number here:
Copy the serial number here:
Figure 2
This iswhere your model number will be.
This is where your serial number will be.
SECTION 3: CALLING CUSTOMER SUPPORT
If you are having difficulty assembling this product or if you have any question regarding the controls,
operation or maintenance of this unit, please call the Customer Support Department. You can reach them by
calling:
1-800-800-7310
Before you call, make sure that you have your model and serial numbers ready. By having the model and
serial numbers ready, you help the Customer Support Representative give you faster service. To find your
unit's model and serial number, see SECTION 2: FINDING YOUR MODEL NUMBER.
5
USE THIS PAGE AS A GUIDE TO DETERMINE SLOPES WHERE YOU MAY NOT OPERATE SAFELY.
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SIGHT AND HOLD THIS LEVEL WITH A VERTICAL TREE
A POWER POLE
A CORNER OF A BUILDING
OR A FENCE POST
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IbWARNING
Do not mow on inclines with a slope in excess of 15 degrees (a rise of approximately 2-1/2 feet every 10 feet). A riding mower
could overturn and cause serious injury. If operating a walk-behind mower on such a slope, it is extremely difficult to maintain
your footing and you could slip, resulting in serious injury.
Operate RIDING mowers up and down slopes, never across the face of slopes.
Operate WALK-BEHIND mowers across the face of slopes, never up and down slopes.
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