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Operator’s Manual

2-Cycle Gas Cultivator

YM121

TABLE OF CONTENTS

Service Information  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Rules for Safe Operation  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Know Your Unit  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Assembly Instructions  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Oil and Fuel Information  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Starting/Stopping Instructions  . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Maintenance & Repair Instructions  . . . . . . . . . . . . . . . . . . . . . . . . .5
Cleaning and Storage  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Troubleshooting Chart  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Specifications  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E8

All information, illustrations, and specifications in this manual are based
on the latest product information available at the time of printing. We
reserve the right to make changes at any time without notice.
Copyright© 2009 MTD SOUTHWEST INC, All Rights Reserved.

For service call 

1-800-800-7310

, or 

1-800-668-1238

in Canada to

obtain a list of authorized service dealers near you. For more details
about your unit, visit our website at 

www.mtdproducts.com/

www.mtdproducts.ca

.

If you have difficulty assembling 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
PURCHASE WILL BE REQUIRED FOR WARRANTY SERVICE.

THIS PRODUCT IS COVERED BY ONE OR MORE U.S. PATENTS.
OTHER PATENTS PENDING. 
Service on this unit both within and after the warranty period should be
performed only by an authorized and approved service dealer.
Before beginning, locate the unit’s model plate. It lists the  model and
serial numbers of your unit. Refer to the sample plate below and copy
the information for future reference. 

Copy the serial number here:

Copy the model and  parent part number here:

PART NO. 769-04260 P00

(4/09)

In an effort to reduce the impact on the forests,
and reduce carbon and greenhouse gas
emissions, MTD is using less paper by reducing
the text size of this manual.

DO NOT RETURN

THIS PRODUCT

For Assistance please call 1-800-800-7310 (U.S.) or

1-800-668-1238 (Canada) or visit www.mtdproducts.com/

www.mtdproducts.ca

SAVE THESE INSTRUCTIONS

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...

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