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OWNER’S MANUAL
MODELS ’
K241/ K301
(12 hp)
(10 hP)
K321,& K341
(14 hp) (16 hP)
operating & maintenance
instructions
Congratulations - You have selected a fine four-cycle, single cylinder, air-cooled engine. Kohler designs long
life strength and on-the-job durability into each engine. . . making a Kohler engine dependable.. .dependability
you can count on. Here are some reasons why:
0
Kohler engines are easy to service. All routine service areas (like the points, condenser, air clean
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Safety Precautions To insure safe operations please read the following statements and understand their meaning. Also refer to your equipment owner’s manual for other important safety information. This manual I contains safety precautions which are explained below. Please read carefully. WARNING AA Warning is used to indicate the presence of a hazard that can cause severe personal injury, death, or substantial property damage if the warning is ignored. CAUTION A Caution is used to indi
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Safety Precautions (Cont.) A WARNING ( A WARNING A WARNING 3 @ l F 0 : $5 St / d!? Explosive Gas can cause fires and Carbon Monoxide can cause Accidental Starts can cause severe acid burns. severe injury or death. severe nausea, fainting or death. Charge battery only in a well Disconnect and ground spark plug Do not operate engine in closed or ventilated area. Keep sources of lead before servicing. confined area. ignition away. . Explosive Gas! kcidental Starts! Lethal Exhaus
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Spark Plug Ignition Coil Carbur ‘etor Cooling Blowe !r Air Filter Shrouds \ / ,HOUSI Air lnta / Oil Pan Screen Oil Drain *NOTE: Dipstick or oil fill plug is optional and I may vary depending on engine specification. Figure 1. Typical Command Horizontal Shaft Engine. Straight 30-weight oil is preferred. SAE IOW-30 oil Oil Recommendations is not recommended above 32OF. Using this oil Using the proper type and weight of oil in the substantially increases oil consumption and cra
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Gasoline/Alcohol blends Fuel Recommendations Gasohol (up to 10% ethyl alcohol, 90% unleaded gasoline by volume) is approved as a fuel for Kohler A WARNING: Explosive Fuel! engines. Other gasoline/alcohol blends are not Gasoline is extremely flammable and its vapors can approved. explode if ignited. Store gasoline only in approved containers, in well ventilated, unoccupied buildings, Gasoline/Ether blends away from sparks or flames. Do not fill the fuel tank Methyl Tertiary Butyl Ethe
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NOTE: Do not crank the engine continuously for Cold Weather Starting Hints more than IO seconds at a time. If the 1. Be sure to use the proper oil for the temperature engine does not start, allow a 60 second expected. See Figure 2 on page 4. cool down period between starting attempts. Failure to follow these 2. Declutch all possible external loads. guidelines can burn out the starter motor. 3. Set speed control at part throttle position. NOTE: If the engine develops sufficient speed t
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Angle of Operation AA WARNING: Hot Parts! This engine will operate continuously at angles up to Engine components can get extreme/y hot from 30°. Check oil level to assure crankcase oil level is at operation. To prevent severe burns, do not touch the ‘IF” mark. these areas while the engine is running-or immediately after it is turned off. Never operate the Refer to the operating instructions of the equipment engine with heat shields or guards removed. this engine powers. Because of eq
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NOTE: Make sure the oil level is checked BEFORE Check Oil Level EACH USE and is maintained up to the “F” The importance of checking and maintaining the mark on the dipstick. This includes engines proper oil level in the crankcase cannot be equipped with Oil SentryTM. overemphasized. Check oil BEFORE EACH USE as follows: Change Oil 1. Make sure the engine is stopped, level, and is For a new engine, change oil after the first 5 hours cool so the oil has had time to drain into the of ope
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2 . Do not wash the paper element or use pressurized air, as this will damage the element. Replace a dirty, bent, or damaged element with a genuine Kohler element. Handle new elements . Precleaner carefully; do not use if the sealing surfaces are \ Air Filter bent or damaged. 3 . When servicing the air cleaner, check the air cleaner base. Make sure it is secured and not Wing Nut bent or damaged. Also check the air cleaner \ cover, seals and breather tube for damage or improper fi
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3. Check gap using a wire feeler gauge. Spark plug Fuel Filter gaps are as follows: Some engines are equipped with an in-line fuel filter. Periodically inspect the filter and replace when dirty. Battery/Breakerless . . . . . . . . . . . . . . .035” Use a genuine Kohler filter. Magneto . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 025” Gaseous Fuel Engines . . . . . . . . . ,018” Reduction Gear Units (Magneto/Battery Only) On engines equipped with a reduction gear unit
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l Make sure fuel is reaching the carburetor. This Set the adjusting needle midway between the includes checking the fuel lines and fuel pump for rich and lean settings. restrictions or faulty components, replace as necessary. 5. Low Idle Speed Setting: Place the throttle control into the “idle” or “slow” position. Set the l Make sure the air cleaner element is clean and all low idle speed to 1200 RPM* (+ 75 RPM) by air cleaner element components are fastened turning the low idle speed adju
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3. Start the engine and run at half throttle for five to Walbro Carburetor Adjustment ten minutes to warm up. The engine must be In general, turning the adjusting needles in (clockwise) warm before making final settings. decreases the supply of fuel to the carburetor. This gives a leaner fuel-to-air mixture. Turning the 4. Main Fuel Needle Setting: This adjusfment is adjusting needles out (counterclockwise) increases required only for adjustable main jet carburetors. the supply of fuel
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6. Low Idle Fuel Needle Setting: Back out Appx. 118 Turn the adjusting needle in (clockwise). The to l/4 engine speed may increase, then it will decrease turn. Lean Lean as the needle is turned in (lean). Note the position of the needle. Back the needle out approximately l/8 to l/4 turn. See Figure 11 for best low idle fuel performance. Figure 11. Optimum Low Idle Fuel Setting. Troubleshooting When troubles occur, be sure to check the simple causes which, at first, may seem to ob
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Parts Ordering Storage The engine Specification, Model, and Serial Numbers If the engine will be out of service for two months or are required when ordering replacement parts from more, use the following storage procedure: your Kohler Engine Service Dealer. These numbers are found on the identification plate which is affixed to 1 . Clean the exterior surfaces of the engine. the engine shrouding. Include letter suffixes if there are any. See “Engine Identification Numbers” on 2 . Chang
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Specifications Model: ................................................................................... K241 ................. K301 ................ K321 ................... K341 Bore: ................................................. inches (millimeters) ... 3.25 (82.6) ...... .3.38 (85.7) ....... 3.50 (88.9). ........ .3.75 (95.3) Stroke- ................................................ inches (millimeters) ... 2.88 (73.0) ...... .3.25 (82.6) ....... 3.25 (82.6). ........ .3.25 (82.6)
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ENGINE DIVISION, KOHLER CO., KOHLER, WISCONSIN 53044 FOR SALES AND SERVICE INFORMATION IN U.S. AND CANADA, CALL I-800-544-2444 FORM NO.: TP-1346-C ISSUED: 1 O/87 REVISED: 8197 MAILED: LITHO IN U.S.A.
