Releasing the Parking Brakeg027335Figure 12Operating the MowerBlade-Control Switch (PTO)The blade-control switch (PTO) starts and stops the mowerblades and any powered attachments.Engaging the Blade-Control Switch(PTO)G008945Figure 13Disengaging the Blade-Control Switch(PTO)G009174Figure 14Operating the Throttle withHorizon™ TechnologyThere are 3 positions that the throttle switch can operateat—Max, Economy, and Low (Figure 15).From the ECONOMY (middle) position, push down the frontof the switch to place the throttle into the MAXIMUM position(Figure 15).From the ECONOMY (middle) position, push down the backof the switch to place the throttle into the LOW position(Figure 15).Figure 151. MAXIMUM (front) position 3. LOW (rear) position2. ECONOMY (middle) positionPositioning the throttle switch to Max, Economy, or Lowallows for 6 different operational modes—3 modes with thePTO disengaged (transport) and 3 modes with the PTOengaged (mow). See the following table to determine theappropriate engine speed.Throttle-SwitchPositionPTO Disengaged(Transport Mode)PTO Engaged(Mow Mode)MAX (front) position Maximum transportspeed/High idleMaximum throttlesetting—maximumpower for extrememowing conditions.ECONOMY (middle)positionMedium transportspeed/ClutchengagementEconomy throttlesetting—standardpower for normalmowing conditions.This is the loweredengine rpm andis the mostfuel-efficient modefor mowing.LOW (rear) position Low transportspeed/Low idleLow throttlesetting—reducesthe deck packingin wet mowingconditions.20