Scag Power Equipment SCR - Manual (Page 27)

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Section 6
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5. Start the engine and disengage the parking brake.
6. Loosen jam nuts C and D (See Figure 6-5) on the
right side. Slowly rotate the control rod until the right
drive wheel starts to creep forward. When the wheel
starts to creep forward, stop the movement and turn
the control rod back until the wheel starts to creep in
reverse. When the wheel starts to creep in reverse,
stop the movement and turn the control rod to the
center point between forward and reverse motion
(Figure 6-4) and tighten the jam nuts.
7. Loosen jam nuts A and B (See Figure 6-5) on the left
side. Slowly rotate the control rod until the left drive
wheel starts to creep forward. When the wheel
starts to creep forward, stop the movement and turn
the control rod back until the wheel starts to creep in
reverse. When the wheel starts to creep in reverse,
stop the movement and turn the control rod to the
center point between forward and reverse motion
(Figure 6-5) and tighten the jam nuts.
8. Remove the blocking and lower the drive wheels to
the ground.
9. When the speed control lever is actuated, the mower
should travel in a straight line. If it does not travel
straight, perform the Tracking Adjustment
procedures.