Manuale d’uso / di manutenzione del prodotto LH640 del fabbricante Kohler
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LH630, LH640, LH685, LH690, LH755, LH775 O WNER ' S M ANUAL L IQUID -C OOLED H ORIZONT AL C RANKSHAFT AEGIS ®.
2 Safety Precautions W ARNING Explosive Fuel can cause fires and severe burns. Do not fill the fuel tank while the engine is hot or running . W ARNING Explosive Fuel! Gasoline is extremely flammable and its vapors can explode if ignited.
3 Carbon Monoxide can cause severe nausea, fainting or death. A void inhaling exhaust fumes, and never run the engine in a closed building or confined area . W ARNING W ARNING Explosive Gas can cause fires and severe acid burns. Charge battery only in a well ventilated area.
4 Figure 1. T ypical Kohler Aegis ® Carbureted Engine. Oil Recommendations Using the proper type and weight of oil in the crankcase is extremely important. So is checking oil daily and changing oil regularly . Failure to use the correct oil, or using dirty oil, causes premature engine wear and failure.
5 Figure 4. Oil Container Logo. Refer to Maintenance Instructions beginning on page 8 for detailed oil check, oil change, and oil filter change procedures. Fuel Recommendations W ARNING: Explosive Fuel! Gasoline is extremely flammable and its vapors can explode if ignited.
6 EP A CARB Category C 250 Hours Moderate 125 Hours Category B 500 Hours Intermediate 250 Hours Category A 1000 Hours Extended 500* Hours Figure 5. Engine Identification Label.
7 4. A warm battery has much more starting capacity than a cold battery . 5. Use fresh winter grade fuel. NOTE: Winter grade gasoline has higher volatility to improve starting. Do not use gasoline left over from summer . St arting 1. Place the throttle control midway between the slow and fast positions.
8 NOTE: D o not operate this engine continuously at angles exceeding 20° in any direction. Engine damage could result from insufficient lubrication. Cooling NOTE: I f debris builds up on the radiator, cooling system, or other external areas, stop the engine immediately and clean.
9 Check Oil Level The importance of checking and maintaining the proper oil level in the crankcase cannot be overemphasized. Check oil BEFORE EACH USE as follows: 1. Make sure the engine is stopped, level, and is cool so the oil has had time to drain into the sump.
10 6. Apply a thin film of clean oil to the rubber gasket on the new filter . 7. Install the new oil filter to the filter adapter . Hand tighten the filter (clockwise) until the rubber gasket contacts the adapter , then tighten the filter an additional 3/4 to 1 turn .
11 Figure 1 1. Radiator Drain Plug Location. Figure 10. Coolant Levels on Reservoir . Draining Cooling System 1. Stop the engine and allow it to cool sufficiently . 2. Check if the radiator is cool to the touch. Slowly loosen the radiator cap to the first stop and allow any pressure to bleed off.
12 Figure 15. Removing End Cap. Figure 14. Air Cleaner Element and Inner Element. NOTE: Operating the engine with loose, damaged, or missing air intake components can allow unfiltered air into the engine, causing premature wear and failure.
13 3. After the main element is removed, check the condition of the inner element. It should be replaced whenever it appears dirty , typically every other time the main element is replaced. Clean the area around the base of the inner element before removing it, so dirt does not get into the engine.
14 Figure 20. Pulley and Drive Belt. 4. The drive belt is designed and constructed for this application. Do not use a substitute belt . Check the overall condition of the belt. If belt is cracked, damaged, or adequate tension does not exist, have necessary servicing performed by an authorized Kohler Engine Service Dealer .
15 EFI Engines: A special, high volume, high pressure filter with greater filtration capabilities and internal surface area is used. See Figure 24. NOTE: D o not clean the spark plug in a machine using abrasive grit. Some grit could remain in the spark plug and enter the engine, causing extensive wear and damage.
16 • Make sure the air cleaner element and precleaner are clean and properly secured. • Make sure the air intake screen, blower housing, and cooling surfaces of radiator are clean and free of dirt and debris.
17 T roubleshooting If the MIL comes on, or the engine becomes hard to start, runs roughly , or stalls at low idle speed, initial checks should be made in the following areas: • Make sure the fuel tank is filled with clean, fresh gasoline, and shut-off valve (if so equipped) is opened completely .
18 Specifications Model: .............................................................. LH630/LH640 ............ LH685/LH690 ............. L H7 55 .......................... LH775 Bore: ......................................... in. (mm) ....... 3.03 (77) .
19 KOHLER CO. FEDERAL AND CALIFORNIA EMISSION CONTROL SYSTEMS LIMITED W ARRANTY SMALL OFF-ROAD AND CLASS 1 LSI ENGINES The U.S. Environmental Protection Agency (EP A), the California Air Resources Board (CARB), and Kohler Co. are pleased to explai n the Federal and California Emission Control Systems W arranty on your off-road equipment engine.
( c ) For warranty repairs, the engine must be presented to a Kohler Co. service center as soon as a problem exists. Call 1-800-544-2444 or access our website at: www .kohlerengines.com, for the names of the nearest service centers. The warranty repairs should be completed i n a reasonable amount of time, not to exceed 30 days.
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 Kohler LH640 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 Kohler LH640 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Kohler LH640 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Kohler LH640 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Kohler LH640, 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 Kohler LH640.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Kohler LH640. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Kohler LH640 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.
