[. . . ] Spilled fuel could ignite if it comes in contact with hot parts or sparks from ignition. Never use gasoline as a cleaning agent. WARNING Carbon Monoxide can cause severe nausea, fainting or death. Carbon monoxide is odorless, colorless, and can cause death if inhaled. WARNING Accidental Starts can cause severe injury or death. [. . . ] This engine should be operated in its original configuration below 4000 ft. (1219 meters) as damage may occur if high altitude carburetor kit is installed and operated below 4000 ft. Keep hands, feet, hair, and clothing away from all moving parts to prevent injury. NOTE: Choke position for starting may vary depending upon temperature and other factors. If cord is frayed have it replaced immediately by a Kohler authorized dealer. Manual Choke Models: Cold engine: Place throttle control to FAST position. Smart-ChokeTM Models: this feature automatically adjusts choke on start-up. 4 KohlerEngines. com 14 590 09 Rev. A Maintenance Instructions WARNING Accidental Starts can cause severe injury or death. Disconnect and ground spark plug lead(s) before servicing. Before working on engine or equipment, disable engine as follows: 1) Disconnect spark plug lead(s). 2) Disconnect negative (­) battery cable from battery. Normal maintenance, replacement or repair of emission control devices and systems may be performed by any repair establishment or individual; however, warranty repairs must be performed by a Kohler authorized dealer found at KohlerEngines. com or 1-800-544-2444 (U. S. Every 100 Hours or Annually2 Check and adjust valve clearance when engine is cold. 1 Perform these procedures more frequently under severe, dusty, dirty conditions. 2 Have a Kohler authorized dealer perform this service. Check Oil Level NOTE: To prevent extensive engine wear or damage, never run engine with oil level below or above operating range indicator on dipstick. Remove dipstick; wipe oil off. 10W-30 SAE 30 5W-30 Oil Recommendations We recommend use of Kohler oils for best performance. Other high-quality detergent oils (including synthetic) of API (American Petroleum Institute) service class SJ or higher are acceptable. Select viscosity based on air temperature at time of operation as shown in table below. a. [. . . ] Reinstall precleaner into cover, aligning hole in precleaner with upper cover knob. Install element with pleated side out and seat rubber seal onto edges of base. Install element with foam side out and seat rubber seal onto edges of base. [. . . ]