Exmark Lazer HP Operator's Manual page 49

f) Start engine. Brake must be engaged and motion control levers out to
start engine. Operator does not have to be in the seat because of the
jumper wire being used. Run engine at full throttle and release brake.
g) The reverse indicator spring must be correct before the following
adjustments can be made. See Section 5.2.12.
NOTE: The motion control lever needs to be in neutral while making
any necessary adjustments.
The left rod assembly controls the left wheel and the right rod assembly
controls the right wheel.
h) Bring the LH motion control lever into the neutral position. Adjust LH pump
control rod length by rotating the double nuts on the rod in the appropriate
direction until the wheels slightly creep in reverse. (See Figure 18) Move
the motion control lever to the reverse position and while applying slight
pressure to the lever allow the reverse indicator spring to bring the levers
back to neutral. The wheel must stop turning or slightly creep in reverse.
When adjustment is complete, tighten lock nuts onto ball joints.
i) Bring the RH motion control lever into the neutral position. Adjust the RH
pump control rod length by rotating the tracking adjustment knob in the
appropriate direction until the wheels slightly creep in reverse. Move the
motion control lever to the reverse position and while applying slight
pressure to the lever allow the reverse indicator spring to bring the levers
back to neutral. The wheel must stop turning or slightly creep in reverse.
See Figure 18.
j) Shut off unit. Remove jumper wire from wire harness connector and plug
connector into seat switch.
5.2.14 Caster pivot bearings pre-load adjustment.
a) Remove dust cap from caster and tighten
nyloc nut until washers are flat and back
off 1/4 of a turn to properly set the pre-
load on the bearings. If disassembled,
make sure the spring washers are
reinstalled as shown in Figure 19.
5.2.15 Seat armrest adjustment.
a) Lift armrest on seat. Locate square tab
marked with the numbers 1 through 4.
Rotate square tab 1/4 turn to raise or
lower the armrest in approximately 1/4"
(6.4 mm) increments. See Figure 20.
CASTER ADJUSTMENT
ARMREST ADJUSTMENT
- 44 -
FIGURE 19
Armrest Adjustment
Tab Rotate ¼ Turn
FIGURE 20