background image

2

RULES FOR SAFE OPERATION

READ ALL INSTRUCTIONS BEFORE OPERATING

• Read the instructions carefully. Be familiar with the controls and proper

use of the unit.

• Do not operate this unit when tired, ill, or under the influence of alcohol,

drugs, or medication.

• Children and teens under the age of 15 must not use the unit, except

for teens guided by an adult.

• All guards and safety attachments must be installed properly before

operating the unit.

• Inspect the unit before use. Replace damaged parts. Check for fuel

leaks. Make sure all fasteners are in place and secure. Replace parts
that are cracked, chipped, or damaged in any way. Do not operate the
unit with loose or damaged parts.

• Carefully inspect the area before starting the unit. Remove all debris

and hard or sharp objects such as glass, wire, etc.

• Be aware of the risk of injury to the head, hands and feet.
• Clear the area of children, bystanders, and pets. At a minimum, keep

all children, bystanders, and pets outside a 50 feet (15 m.) radius; there
still may be a risk to bystanders from thrown objects. Bystanders
should be encouraged to wear eye protection. If you are approached,
stop the unit immediately.

• Squeeze the throttle control and check that it returns automatically to

the idle position. Make all adjustments or repairs before using unit.

SAFETY WARNINGS FOR GAS UNITS

• Store fuel only in containers specifically designed and approved for the

storage of such materials.

• Avoid creating a source of ignition for spilled fuel. Do not start the

engine until fuel vapors dissipate.

• Always stop the engine and allow it to cool before filling the fuel tank.

Never remove the cap of the fuel tank, or add fuel, when the engine is
hot. Never operate the unit without the fuel cap securely in place.

Loosen the fuel tank cap slowly to relieve any pressure in the tank.

• Mix and add fuel in a clean, well-ventilated outdoor area where there

are no sparks or flames. Slowly remove the fuel cap only after stopping
engine. Do not smoke while fueling or mixing fuel. Wipe up any spilled
fuel from the unit immediately. Always wipe unit dry before using.

• Move the unit at least 30 feet (9.1 m) from the fueling source and site

before starting the engine. Do not smoke or allow sparks and open
flames near the area while adding fuel or operating the unit.

WHILE OPERATING

• Never start or run the unit inside a closed room or building. Breathing

exhaust fumes can kill. Operate this unit only in a well ventilated
outdoor area. 

• Wear safety glasses or goggles that are marked as meeting ANSI

Z87.1-1989 standards. Also wear ear/hearing protection when
operating this unit. Wear a face or dust mask if the operation is dusty.
Long sleeve shirts are recommended.

• Wear heavy, long pants, boots and gloves. Do not wear loose clothing,

jewelry, short pants, sandals or go barefoot. Secure hair above
shoulder level.

• This unit has a clutch. The tines remains stationary when the engine is

idling. If it does not, have the unit adjusted by an authorized service
technician.

• Be sure the tines are not in contact with anything before starting the unit.
• Use the unit only in daylight or good artificial light.
• Avoid accidental starting. The operator and unit must be in a stable

position while starting. See Starting/Stopping Instructions.

• Use the right tool. Only use this tool for the purpose intended. 
• Use extreme caution when reversing or pulling the unit towards you.
• Do not overreach. Always keep proper footing and balance. Take extra

care when working on steep slopes or inclines.

• Always hold the unit with both hands when operating. Keep a firm grip

on the grips.

• Keep hands, face, and feet at a distance from all moving parts. Do not

touch or try to stop the tines when they are rotating.

• Do not touch the engine or muffler. These parts get extremely hot from

operation. They remain hot for a short time after you turn off the unit.

• Do not operate the engine faster than the speed needed to cultivate.

Do not run the engine at high speed when you are not cultivating.

• Always stop the engine when cultivating is delayed or when walking

from one location to another.

The purpose of safety symbols is to attract your attention to possible
dangers. The safety symbols, and their explanations, deserve your
careful attention and understanding. The safety warnings do not by
themselves eliminate any danger. The instructions or warnings they
give are not substitutes for proper accident prevention measures.

NOTE:

Advises you of information or instructions vital to the
operation or maintenance of the equipment.

SYMBOL

MEANING

•  IMPORTANT SAFETY INSTRUCTIONS  •

Read the Operator’s Manual and follow all warnings and safety

instructions. Failure to do so can result in serious injury to the operator

and/or bystanders.

FOR QUESTIONS, CALL 1-800-800-7310 IN U.S. 

OR 1-800-668-1238 in CANADA

SPARK ARRESTOR NOTE
NOTE: For users on U.S. Forest Land and in the states of California,
Maine, Oregon and Washington.

All U.S. Forest Land and the state of

California (Public Resources Codes 4442 and 4443), Oregon and
Washington require, by law that certain internal combustion engines
operated on forest brush and/or grass-covered areas be equipped with a
spark arrestor, maintained in effective working order, or the engine be
constructed, equipped and maintained for the prevention of fire. Check with
your state or local authorities for regulations pertaining to these
requirements. Failure to follow these requirements could subject you to
liability or a fine. 

This unit is factory equipped with a spark arrestor.

If it

requires replacement, ask your LOCAL SERVICE DEALER to install the

Accessory Part #753-04926 Muffler Assembly

.

CALIFORNIA PROPOSITION 65 WARNING

WARNING

THE ENGINE EXHAUST FROM THIS PRODUCT CONTAINS

CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE

CANCER, BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM.

WARNING:

Gasoline is highly flammable, and its vapors

can explode if ignited. Take the following precautions:

WARNING:

When using the unit, you must follow the safety

rules. Please read these instructions before operating the unit in
order to ensure the safety of the operator and any bystanders.
Please keep these instructions for later use.

SAFETY ALERT:

Indicates danger, warning or caution.

Attention is required in order to avoid serious personal
injury. May be used in conjunction with other symbols or
pictographs.

DANGER:

Failure to obey a safety warning will result in

serious injury to yourself or to others. Always follow the
safety precautions to reduce the risk of fire, electric shock
and personal injury.

WARNING:

Failure to obey a safety warning can result

in injury to yourself and others. Always follow the safety
precautions to reduce the risk of fire, electric shock and
personal injury.

CAUTION:

Failure to obey a safety warning may result in

property damage or personal injury to yourself or to others.
Always follow the safety precautions to reduce the risk of
fire, electric shock and personal injury.

Summary of Contents for YM121

Page 1: ...sembling this product or have any questions regarding the controls operation or maintenance of this unit please call the Customer Support Department DO NOT RETURN THE UNIT TO THE RETAILER PROOF OF PUR...

Page 2: ...unit towards you Do not overreach Always keep proper footing and balance Take extra care when working on steep slopes or inclines Always hold the unit with both hands when operating Keep a firm grip...

Page 3: ...ed parts or accessories could lead to serious injury to the user or damage to the unit and void your warranty Keep unit clean of vegetation and other materials They may become lodged between the tines...

Page 4: ...l is in the ON I position and start the unit with the choke lever in Position 2 After the unit starts move the blue choke lever to Position 3 STOPPING INSTRUCTIONS 1 Release your hand from the throttl...

Page 5: ...djusting the idle speed adjuster Refer to Air Filter Maintenance Adjust Idle Speed Adjuster If after checking the fuel mixture and cleaning the air filter the engine still will not idle adjust the idl...

Page 6: ...OTE Replace a cracked fouled or dirty spark plug 3 Set the air gap at 0 025 in 0 635 mm using a feeler gauge Fig 19 4 Install a correctly gapped spark plug in the cylinder head Tighten by turning the...

Page 7: ...7 NOTES...

Page 8: ...8 NOTES...

Page 9: ...mtdproducts com www mtdproducts ca NE RETOURNEZ PAS L APPAREIL AU D TAILLANT CHEZ QUI VOUS L AVEZ ACHET TOUT SERVICE SOUS GARANTIE N CESSITE UNE PREUVE D ACHAT CE PRODUIT EST COUVERT PAR UN OU PLUSIE...

Page 10: ...d un embrayage Les dents restent immobiles lorsque le moteur est au ralenti Si ce n est pas le cas faites r gler l appareil par un technicien agr Avant de d marrer l appareil assurez vous que les den...

Page 11: ...tion ou de retrait des dents L appareil et les dents doivent tre arr t s pour viter toute blessure Les dents deviennent tr s tranchantes l usage Portez toujours des gants lorsque vous manipulez retire...

Page 12: ...d j chaud assurez vous que l interrupteur Marche Arr t est en position ON et d marrez la machine avec le levier bleu en Position 2 Apr s que la machine ait d marr mettez le levier bleu en Position 3...

Page 13: ...rites du point de vue de la position d utilisation Vous devez remplacer les 4 dents en m me temps parce qu elles s usent de mani re gale Commencez par un c t la fois 1 Mettez la commande Marche Arr t...

Page 14: ...fermement le c ble de bougie et retirez le capuchon de celle ci 2 Nettoyez le pourtour de la bougie Retirez la bougie de la culasse en tournant la douille de 5 8 po gauche REMARQUE Remplacez toute bo...

Page 15: ...igence ou maintenance inad quate de votre quipement Votre syst me de contr le des missions par vaporation peut comprendre des pi ces telles que carburateurs r servoirs de carburant conduits d essence...

Page 16: ...F8 NOTES...

Page 17: ...d visite nuestro sitio en www mtdproducts com www mtdproducts ca NO REGRESE SU UNIDAD AL VENDEDOR PARA SOLICITAR SERVICIO POR LA GARANTIA DEBERA PRESENTAR PRUEBA DE SU COMPRA ESTE PRODUCTO ESTA CUBIER...

Page 18: ...aga que un t cnico de servicio autorizado ajuste la unidad Verifique que las p as no hagan contacto con ning n objeto antes de arrancar la unidad Evite arrancar la unidad accidentalmente Col quese en...

Page 19: ...ue el motor para realizar el mantenimiento reparaciones para instalar o sacar las p as La unidad debe estar apagada y las p as deben haberse detenido para evitar lesiones Con el uso las p as se afilan...

Page 20: ...or ya est caliente cerci rese de que el control de Encendido Apagado est en la posici n de ARRANQUE I y arranque la unidad con la palanca azul en la Posici n 2 Despu s de que la unidad arranque mueva...

Page 21: ...elva a colocar el tornillo que quit en el Paso 2 y apri tele firmemente 9 Reinstale la tapa del filtro de aire silenciador AJUSTE DEL CARBURADOR La velocidad lenta del motor puede ser ajustada por la...

Page 22: ...l carburador a un proveedor de servicio autorizado para que lo ajuste CAMBIO DE LA BUJIA DE ENCENDIDO Use una buj a de encendido Champion RDJ7Y o similar La separaci n correcta es de 0 020 pulgadas 0...

Page 23: ...c sped y el jard n peque o para el per odo que se indica a continuaci n siempre y cuando no haya habido maltrato negligencia o mantenimiento inadecuado de su equipo Su sistema de control de emisiones...

Page 24: ...erves the right to change or improve the design of any MTD Product without assuming any obligation to modify any product previously manufactured No implied warranty including any implied warranty of m...

Reviews: