User manual KOHLER SV740

[. . . ] OWNER'S MANUAL COURAGE SV710-740 COURAGE PRO SV810-840 VERTICAL CRANKSHAFT Safety Precautions To ensure safe operation please read the following statements and understand their meaning. Also refer to your equipment owner's manual for other important safety information. WARNING 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 Caution is used to indicate the presence of a hazard that will or can cause minor personal injury or property damage if the caution is ignored. NOTE Note is used to notify people of installation, operation, or maintenance information that is important but not hazard-related. [. . . ] The standard Courage spark plug is a Champion® RC12YC (Kohler Part No. A high-performance spark plug, Champion® Platinum 3071 (Kohler Part No. Before removing the spark plug, clean the area around the base of the plug to keep dirt and debris out of the engine. Some grit could remain in the spark plug and enter the engine causing extensive wear and damage. Adjust the gap to 0. 76 mm (0. 030 in. ) by carefully bending the ground electrode. Wire Gauge Spark Plug Fuel System Fuel Filter Some engines are equipped with an in-line fuel filter. Periodically inspect the filter and replace with a genuine Kohler filter every 100 operating hours. Fuel Line In compliance with CARB Tier III Emission Regulations, these engines use Low Permeation SAE 30 R7 rated fuel line; certified to meet CARB requirements. Order replacement hose by part number through a Kohler Engine Service Dealer. Figure 15. Low Permeation Fuel Line. Carburetor Troubleshooting and Adjustments In compliance with government emission standards, the carburetor is calibrated to deliver the correct fuel-to-air mixture to the engine under all operating conditions. The low idle fuel adjustment screw (if equipped) is also set at the factory and normally does not require adjustment. Engines in this series depending on the model and application, may also be equipped with a Governed Idle System. If the engine is equipped with a Governed Idle System, refer to Models with Governed Idle System when performing any carburetor adjustment, as an additional step to the listed procedure(s) is required. Servicing Spark Plug. Ground Electrode Low Idle Mixture Screw Idle Speed (RPM) Adjustment Screw If, a er checking the items listed above, the engine is hard to start, runs roughly, or stalls at low idle speed, it may be necessary to adjust or service the carburetor. Adjust Carburetor NOTE: Some engines may have a fixed (capped) idle fuel adjusting screw or limiter cap. On limiter equipped models, adjustment can only be performed within the limits allowed by the cap. Idle Fuel Adjustment: with the engine stopped, turn the low idle fuel adjusting screw in (clockwise) until it bo oms lightly. NOTE: The tip of the low idle fuel adjusting screw is tapered to critical dimensions. Damage to the needle tip and the seat in carburetor body will result if the needle is forced. Preliminary Se ings: Turn the adjusting screw out (counterclockwise) from lightly bo omed 2-1/4 turns. Start the engine and run at half thro le for 5 to 10 minutes to warm up. Low Idle Speed (RPM) Se ing: Place the thro le control into the idle or slow position. [. . . ] recommends that you retain all receipts covering maintenance on the engine, but Kohler Co. cannot deny warranty solely for the lack of receipts or for your failure to assure that all scheduled maintenance was performed. may deny warranty coverage if the engine or a part has failed due to abuse, neglect, improper maintenance or unapproved modifications. Call 1-800-544-2444 or access our website at: www. kohlerengines. com, for the names of the nearest service centers. [. . . ]