Differential gear oilMake sure the differential gear oil is at the specified level.Add oil as necessary. (See pages 110--111 for details).Recommended oil:SAE 80 API GL-4 Hypoid gear oil.Throttle leverCheck to see that the throttle lever operates correctly.It must open smoothly and spring back to the idle positionwhen released. Have a ATV dealer repair as necessaryfor proper operation.Fittings and fastenersAlways check the tightness of chassis fittings and fastenersbefore a ride. Take the machine to a ATV dealer or referto the Service Manual for correct tightening torque.SwitchesCheck the operation of all switches. Have a ATV dealerrepair as necessary for proper operation.LightsCheck the headlights and tail/brake light to make surethey are in working condition. Repair as necessary forproper operation.39USER'S MANUAL