2009 Yamaha Motorsports Apex LTX GT Owners Manual - Page 36

Operation ESU11310 Break-in There is never a more important period in the life of your engine than the period between 0 and 500 km (300 mi). For this reason, you should read the following material carefully. Since the engine is brand new, do not put an excessive load on it for the first 500 km (300 mi). The various parts in the engine wear and polish themselves to the correct operating clearances. During this period, prolonged fullthrottle operation or any condition that might result in engine overheating must be avoided. G Avoid higher speeds or more difficult maneuvers until you have become thoroughly familiar with your snowmobile and all of its controls. Operating your snowmobile for the first time Start the engine and let it idle for 15 minutes. 0-160 km (0-100 mi) Avoid prolonged operation above 6000 r/min. 160-500 km (100-300 mi) Avoid prolonged operation above 8000 r/min. 500 km (300 mi) and beyond The snowmobile can now be operated normally. ECS00340 NOTICE G G After 800 km (500 mi) of operation, the engine oil must be changed and the oil filter cartridge replaced. If any engine trouble should occur during the engine break-in period, immediately have a Yamaha dealer check the snowmobile. A snowmobile is a rider active vehicle, and your riding position and your balance are the two basic factors of maneuvering your snowmobile. Riding your snowmobile requires skills acquired through practice over a period of time. Take the time to learn the basic techniques well before attempting more difficult maneuvers. Riding your new snowmobile can be a very enjoyable activity, providing you with hours of pleasure. However, it is essential to familiarize yourself with the operation of the snowmobile to achieve the skill necessary to enjoy riding safely. Before operating the snowmobile, read this Owner's Manual completely and understand the operation of the controls. Pay particular attention to the safety information on page 3. Please read all warning and notice labels on your snowmobile. Also, read the Snowmobiler's Safety Handbook that is supplied with your snowmobile. Learning to ride your snowmobile Before you ride, always perform the pre-operation checks listed on page 27. The short time spent checking the condition of the snowmobile will be rewarded with added safety and a more reliable snowmobile. Always wear the proper clothing for both warmth and to help protect you from injury if an accident occurs. Become familiar with operating your snowmobile at low speeds, even if you are an experienced rider. Do not attempt to operate at maximum performance until you are totally familiar with the snowmobile's handling and performance characteristics. ESU11333 Riding your snowmobile Getting to know your snowmobile EWS00211 WARNING To avoid severe injury or death: G Keep both hands on the handlebar during operation. G Never put your feet outside the running boards. 30