Instruction/ maintenance manual of the product K91 Kohler
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OWNER’s MAN UAL MODELS K91 I (4 hP) Kl6l,&Kl81 (7 hP) (8 hP) operating & maintenance instructions CONGRATULATIONS-You have selected a fine four-cycle engine. Kohler designs long-life strength and on-the-job durability into each engine...making a Kohler engine dependable.
Safety Information For Your Safety! These precautions should be followed at all times. Failure to.follow these precautions could result in injury to yourself and others. A WARNING db Explosive Fuel can cause fires and severe burns. Stop engine before filling fuel tank.
FUEL RECOMMENDATIONS e, WARNING: Explosive Fuel1 Gasoline is extremely flammable and its vapors can explode if ignited. Store gasoline only in approved containers, in well-ventilated, unoccupied buildings, away from sparks or flames.
The top position of the symbol shows service class such as API SERVICE CLASS SG. The symbol may show additional categories such as SG/CC, CD. The center portion shows the viscosity grade such as SAE 30 in the example. If the bottom portion shows “Energy Conserving”, it means that oil is intended to improve fuel economy in passenger car engines.
OPERATING INSTRUCTIONS ALSO READ THE OPERATING INSTRUCTIONS OF THE EQUIPMENT THIS ENGINE POWERS PRE-START CHECKLIST cl cl El El El Check oil level. Add oil if low. Check fuel level. Add fuel if low. Check cooling air intake areas and external surfaces of engine.
BAlTERY ’ A 12 volt battery is normally used. Refer to the operating instructions of the equipment this engine powers for specific information. If the battery charge is not sufficient to turn over the engine, recharge the battery (see page 13). OPERATING Optional spark arrestor mufflers are available from your Kohler Engine Service Dealer.
MAINTENANCE INSTRUCTIONS A WARNING: Accidental Starts! Before servicing the engine or equipment, always disconnect the spark plug lead to prevent the engine from starting accidentally. Ground the spark plug lead to prevent sparks that could cause fires.
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Precleaner Wing Nut Air Filter Plate SPARK PLUGS Every 100 hours of operation remove the spark plug, check condition and reset the gap, or replace with a new plug as necessary. 3 . Check gap (0.025”) using a wire feeler gauge. Adjust the gap as necessary by carefully bending the ground electrode.
CARBU.RETOR TRdUBLESHOOTlNG AND ADJUSTMENTS Carburetor adjustments should be made on/y after engine has warmed up. Kohler K91, K161 and K181 engines are equipped with one of two basic types of carburetors - Kohler or Walbro - fixed main jet or adjustable main jet.
5 . Low Idle Fuel Needle Setting: Place the throttle into the Tdlem or %low’ position. Turn the low idle fuel adjusting needle out (counterclockwise) from the preliminary setting until the engine speed decreases (rich). Note the position of the needle.
3 . 4 . 5 . Start the engine and run at hatf throttle for five to ten minutes to warm up. The engine must be warm before making final settings. Main Fuel Needle Setting: This adjustment is required only for adjustable main jet carburetors. If the carburetor is a fixed main jet type, disregard this setting.
Dirt Dirty Inconed Engine Dirty F=m No Im TROUBLESHOOTING P= In Air oil over- Fitter spark Fuel ueI FueILineScreen IAM Loaded Element mug When a problem occurs, do not overlook the simple causes. For example, starting problems could be caused by an empty fuel tank.
MODEL DESIGNATION The Model number designates the cubic inch displacement and the number of cylinders--Model K181S; for example: designates 18 cubic inch displacement, 1 designates single cylinder.
SPECIFICATIONS K91 Power Rating at4000 RPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...? . . . . . . . . . . . . . . . . . . . . . ..4hp Displacement . . Bore . . . . . . . . Stroke . . . . . . . Approx. Weight Oil Capacity .
LIMITED 1 YEAR ENGINE WARRANTY We warrant to the original consumer that each new engine sold by us will be free from manufacturing defects in materials or workmanship in normal service for a period of one (1) year from date of purchase, provided it is operated and maintained in accordance with Kohler Co.
An important point after buying a device Kohler K91 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Kohler K91 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Kohler K91 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Kohler K91 you will learn all the available features of the product, as well as information on its operation. The information that you get Kohler K91 will certainly help you make a decision on the purchase.
If you already are a holder of Kohler K91, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Kohler K91.
However, one of the most important roles played by the user manual is to help in solving problems with Kohler K91. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Kohler K91 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
