Dixon 5000 Series - Manual (Page 37)

CARE AND MAINTENANCE
MODEL ZTR 5421 DRIVE SYSTEM ADJUSTMENTS
NEUTRAL ADJUSTMENT:
Swing upper control levers out into the neutral slots. s; Raise
upper body to the fully open position. Start engine and
disengage parking brake.
Caution should be used when releasing parking brake as mower may tend to creep or
move prior to adjustment.
If adjustment is required, loosen lock nuts at each end of the control rods and back off the
tension on each spring block.
Turn control rods in or out until neutral is obtained on each hydrostat.
Re-tighten lock nuts and tension bolts on spring blocks.