Manuale d’uso / di manutenzione del prodotto 420 cc del fabbricante Harbor Freight Tools
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Visit our website at: http://www .harborfreight.com Email our technical support at: tech@harborfreight.com ITEMS 68120, 68121, 68136, 68306 Read this material before using this product. Failure to do so can result in serious injury . SA VE THIS MANUAL.
Page 2 For technical questions, please call 1-800-520-0882. Horizontal Engines T able of Contents Specifications ............................................. 2 Safety ......................................................... 3 Setup .................
Page 3 For technical questions, please call 1-800-520-0882. Horizontal Engines W ARNING SYMBOLS AND DEFINITIONS This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.
Page 4 For technical questions, please call 1-800-520-0882. Horizontal Engines Set up Precautions 1. Gasoline fuel and fumes are flammable, and potentially explosive. Use proper fuel storage and handling procedures. Do not store fuel or other flammable materials nearby .
Page 5 For technical questions, please call 1-800-520-0882. Horizontal Engines 20. Parts, especially exhaust system components, get very hot during use. Stay clear of hot parts. 21. Do not cover the engine or equipment during operation. 22. Keep the equipment, engine, and surrounding area clean at all times.
Page 6 For technical questions, please call 1-800-520-0882. Horizontal Engines Set Up Read the ENTIRE IMPORT ANT SAFETY INFORMA TION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.
Page 7 For technical questions, please call 1-800-520-0882. Horizontal Engines Engine Controls Starter Handle Oil Drain Plug Air Filter Fuel V alve Choke Fuel Cap Throttle Engine Switch (Electric Start Models) Muffler Dipstick Starter (Electric Start Models) Serial Number Location (Write on front cover of manual.
Page 8 For technical questions, please call 1-800-520-0882. Horizontal Engines Operation Read the ENTIRE IMPORT ANT SAFETY INFORMA TION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.
Page 9 For technical questions, please call 1-800-520-0882. Horizontal Engines Checking and Filling Fuel W ARNING! TO PREVENT SERIOUS INJUR Y FROM FIRE: Fill the fuel tank in a well-ventilated area away from ignition sources. If the engine is hot from use, shut the engine off and wait for it to cool before adding fuel.
Page 10 For technical questions, please call 1-800-520-0882. Horizontal Engines Manual Start 1. T o start a cold engine, move the Choke to the CHOKE position. T o restart a warm engine, leave the Choke in the RUN position. 2. Open the Fuel V alve. 3. Slide the Throttle or Speed Control Lever to 1/3 away from the SLOW position (the “turtle”).
Page 1 1 For technical questions, please call 1-800-520-0882. Horizontal Engines 6. Allow the Engine to run for several seconds. Then, if the Choke lever is in the CHOKE position, move the Choke Lever very slowly to its RUN position. Note: Moving the Choke Lever too fast could stall the engine.
Page 12 For technical questions, please call 1-800-520-0882. Horizontal Engines Electric Start (if equipped) 1. T o start a cold engine, move the Choke to the CHOKE position. T o restart a warm engine, leave the Choke in the RUN position. 2. Open the Fuel V alve.
Page 13 For technical questions, please call 1-800-520-0882. Horizontal Engines 5. Allow the Engine to run for several seconds. Then, if the Choke lever is in the CHOKE position, move the Choke Lever very slowly to its RUN position. Note: Moving the Choke Lever too fast could stall the engine.
Page 14 For technical questions, please call 1-800-520-0882. Horizontal Engines Maintenance W ARNING TO PREVENT SERIOUS INJUR Y FROM ACCIDENT AL ST ARTING: T urn the Power Switch of the equipment to i.
Page 15 For technical questions, please call 1-800-520-0882. Horizontal Engines Checking and Filling Fuel W ARNING! TO PREVENT SERIOUS INJUR Y FROM FIRE: Fill the fuel tank in a well-ventilated area away from ignition sources. If the engine is hot from use, shut the engine off and wait for it to cool before adding fuel.
Page 16 For technical questions, please call 1-800-520-0882. Horizontal Engines Air Filter Element Maintenance 1. Remove the air filter cover and the air filter elements and check for dirt.
Page 17 For technical questions, please call 1-800-520-0882. Horizontal Engines Storage When the equipment is to remain idle for longer than 20 days, prepare the engine for storage as follows: 1. CLEANING : W ait for engine to cool, then clean engine with dry cloth.
Page 18 For technical questions, please call 1-800-520-0882. Horizontal Engines T roubleshooting Problem Possible Causes Probable Solutions Engine will not start FUEL RELA TED: 1. No fuel in tank or fuel valve closed. 2. Choke not in CHOKE position, cold engine.
Page 19 For technical questions, please call 1-800-520-0882. Horizontal Engines Problem Possible Causes Probable Solutions Engine misfires 1. Spark plug cap loose. 2. Incorrect spark plug gap or damaged spark plug. 3. Defective spark plug cap. 4. Old or low quality gasoline.
Page 20 For technical questions, please call 1-800-520-0882. Horizontal Engines W arranties Limited 90 Day W arranty Harbor Freight T ools Co. makes every effort to assure that its products meet high .
Page 21 For technical questions, please call 1-800-520-0882. Horizontal Engines Harbor Freight T ools Emission Control Defects W arranty Coverage Engines are warranted for a period of two (2) years relative to emission control parts defects, subject to the provisions set forth below .
Page 22 For technical questions, please call 1-800-520-0882. Horizontal Engines Parts Lists and Diagrams 68120 212cc Parts List Part Description Qty . 1 Gasket, Cylinder Head 1 2 Cover Asm.
Page 23 For technical questions, please call 1-800-520-0882. Horizontal Engines 68120 212cc Assembly Diagram 52 45 49 50 50 44 46 43 54 54 41 42 51 52 53 53 39 33 34 35 36 33 37 38 47 48 47 48 51 16 2.
Page 24 For technical questions, please call 1-800-520-0882. Horizontal Engines 68121 212cc Parts List Part Description Qty . 1 Gasket, Cylinder Head 1 2 Cover Asm., Cylinder Head 1 3 Gasket, Cylinder Head Cover 1 4 T ube, Breather 1 5 Bolt 4 6 Stud 1 7 Stud 1 8 Stud 2 9 Pin 2 10 Bolt, Cylinder Head 4 11 Plug, Spark 1 12 Head Asm.
Page 25 For technical questions, please call 1-800-520-0882. Horizontal Engines 68121 212cc Assembly Diagram 52 45 49 50 50 44 46 43 54 54 41 42 51 52 53 53 39 33 34 35 36 33 37 38 47 48 47 48 51 16 2.
Page 26 For technical questions, please call 1-800-520-0882. Horizontal Engines 68136 346cc Parts List Part Description Qty . 1 Gasket, Cylinder Head 1 2 Cover Asm., Cylinder Head 1 3 Gasket, Cylinder Head Cover 1 4 T ube, Breather 1 5 Bolt Asm., Cylinder Head Cover 1 6 Stud 2 7 Stud 2 8 Pin 2 9 Bolt, Cylinder Head 4 10 Plug, Spark 1 11 Head Asm.
Page 27 For technical questions, please call 1-800-520-0882. Horizontal Engines 68136 346cc Assembly Diagram 46 43 42 51 1 7 9 7 6 6 10 9 9 9 8 11 2 5 4 41 64 66 99 10 0 10 1 10 2 10 4 108 105 10 7 10.
Page 28 For technical questions, please call 1-800-520-0882. Horizontal Engines 68306 420cc Parts List Part Description Qty . 1 Gasket, Cylinder Head 1 2 Cover Asm., Cylinder Head 1 3 Gasket, Cylinder Head Cover 1 4 T ube, Breather 1 5 Bolt Asm., Cylinder Head Cover 1 6 Stud 2 7 Stud 2 8 Pin 2 9 Bolt, Cylinder Head 4 10 Plug, Spark 1 11 Head Asm.
Page 29 For technical questions, please call 1-800-520-0882. Horizontal Engines 68306 420cc Assembly Diagram 46 43 42 51 1 7 9 7 6 6 10 9 9 9 8 11 2 5 4 12 13 16 17 18 21 22 27 24 19 20 28 23 14 26 84.
Page 30 For technical questions, please call 1-800-520-0882. Horizontal Engines Mounting Hole Diagrams Note: Not to scale. ITEM 68120 / 68121 212cc 6.38 in. / 162mm 2.6 in. / 66mm 1.6 in. / 40.5mm 2.97 in. / 75.5mm 3.17 in. / 80.5mm ITEM 68136 346cc and ITEM 68306 420cc 7.
Page 31 For technical questions, please call 1-800-520-0882. Horizontal Engines Power T ake-Off Diagrams Note: Not to scale. ITEM 68120 / 68121 212cc 2.43 in. / 61.7mm 1.79 in. / 45.5mm 0.67 in. / 17mm 5/16-24UNF Ø0.75 in. / 19.05mm 0.64 in. / 16.36mm 0.
3491 Mission Oaks Blvd. • PO Box 6009 • Camarillo, CA 9301 1 • (800) 520-0882 www .harborfreight.com.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Harbor Freight Tools 420 cc è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Harbor Freight Tools 420 cc - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Harbor Freight Tools 420 cc imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Harbor Freight Tools 420 cc ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Harbor Freight Tools 420 cc, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Harbor Freight Tools 420 cc.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Harbor Freight Tools 420 cc. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Harbor Freight Tools 420 cc insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
