Exmark Viking Hydro Operator's Manual page 25

Slowly squeeze and hold both drive levers in the neutral position and move
both neutral lock latches from the neutral lock position. Do Not squeeze both
drive levers all the way back, this will cause the drive wheels to be engaged in
the reverse direction.
For straight ahead motion: Smoothly release both drive levers to engage drive
wheels.
For turning: Squeeze the right hand drive lever to turn right and the left hand
drive lever to turn left.
To make a "zero turn", squeeze either the left hand or the right hand drive lever
back into the reverse position while the opposite drive lever is in a forward
position at an equal but opposite speed.
For reverse: Squeeze both drive levers into the reverse position. See Figure 9 (c).
For smooth operation of this machine, avoid quick, jerky movements of the
drive levers. Move the drive levers smoothly and deliberately.
4.3.6 To Stop: Squeeze drive levers back to the "neutral" position. See Figure 9 (a)
Move neutral lock latches into the "neutral lock" position. See Figure 9 (b) and
release drive levers. Move the speed control lever to the neutral position.
4.3.7 PTO Engagement:
POTENTIAL HAZARD
♦ The rotating blades under the mower deck are
dangerous.
WHAT CAN HAPPEN
♦ Blade contact can cause serious injury or kill you.
HOW TO AVOID THE HAZARD
♦ DO NOT put hands or feet under the mower or mower
deck when the blades are engaged.
POTENTIAL HAZARD
♦ An uncovered discharge opening will allow objects to be
thrown in an operator's or bystander's direction. Also,
contact with the blade could occur.
WHAT CAN HAPPEN
♦ Thrown objects or blade contact can cause serious
injury or death.
HOW TO AVOID THE HAZARD
♦ Never operate the mower with the discharge deflector
raised, removed, or altered unless there is a grass
collection system or mulch kit in place and working
properly.
Be sure that all persons are clear of mower deck and discharge area before
engaging the PTO. Set throttle to "midway" position. Pull the PTO
engagement knob up to engage blades. Accelerate to full throttle to begin
mowing (See Section 4.1.6).
Park brake must be disengaged before PTO is engaged or engine will kill.
4.3.8 PTO Disengagement: Push down on the PTO engagement knob to disengage
the blades. (See Section 4.1.6)
DANGER
DANGER
- 20 -