OPERATION AND IMPORTANT RIDING POINTS5-15EAU41400WARNINGEWA14610 This model is designed for off-road use only. Become thor-oughly familiar with all operat-ing controls and their functionsbefore riding. Consult a Yamahadealer regarding any control orfunction that you do not thor-oughly understand. Never start the engine or oper-ate it in a closed area for anylength of time. Exhaust fumesare poisonous, and inhalingthem can cause loss of con-sciousness and death within ashort time. Always make surethat there is adequate ventila-tion. Before starting out, make surethat the sidestand is removed. Ifthe sidestand is not removed, itwill contact the ground, whichcould distract the operator or af-fect the balance of the motor-cycle, resulting in a possibleloss of control.EAU41300Starting and warming up acold engine1. Turn the fuel cock lever to “ON”.2. Shift the transmission into the neu-tral position.3. Turn the starter (choke) on andcompletely close the throttle. (Seepage 3-6.)4. Start the engine by pushing thekickstarter lever down.CAUTION:ECA11130For maximum engine life, alwayswarm the engine up before startingoff. Never accelerate hard when theengine is cold!5. When the engine is warm, turn thestarter (choke) off.NOTE:The engine is warm when it respondsnormally to the throttle with the starter(choke) turned off.EAU16660Starting a warm engineFollow the same procedure as for start-ing a cold engine with the exceptionthat the starter (choke) is not requiredwhen the engine is warm. Instead, startthe engine with the throttle slightlyopen.NOTE:If the engine does not start after severalkicks, try again with the throttle 1/4 to1/2 open.