Snapper HZT21481BV Lawn Mower User Manual


 
19
Section 5 - ADJUSTMENTS & REPAIR
5.1 NEUTRAL POSITION ADJUSTMENTS
The motion control levers control the movement and
stopping of the machine. Move the control levers to the
center or neutral position to stop machine.
IMPORTANT: Always return both motion control
levers with hand assistance to the neutral posi-
tion. If machine does not come to a complete stop
or machine has movement when control levers are
moved to the neutral lock position, adjustment
must be made.
1. Turn key to "OFF" position.
2. Move motion control levers to the neutral lock posi-
tion. Refer to Figure 3.7.
3. Raise both rear wheels off the ground. Secure
machine with safety blocks.
4. Remove cover screen to expose top of hydro
pumps and linkages. See Figure 5.1.
5. Remove both fans from top of hydro pumps.
6. Disconnect motion lever connecting rods from
hydro pump activation assembly. See Figure 5.2.
7. Turn key to start position and start machine. Move
engine speed control to the Rabbit "FAST" position.
8. Disengage parking brake.
9. Both wheels should not have any movement, not
rotating.
10. If wheel(s) are rotating, loosen the hydro pump
activation assembly retaining screw. Move activation
assembly forward or rearward to stop rotation of
wheel. Retighten retaining screw. Repeat this step for
other hydro pump. See Figure 5.3.
11. Stop engine.
FIGURE 5.1
REMOVE SCREEN
SCREEN RETAINING HARDWARE
FIGURE 5.2
HYDRO PUMP
ACTIVATION
ASSEMBLY
REMOVE MOTION CONTROL
LEVER CONNECTING ROD
FIGURE 5.3
LOOSEN ACTIVATION
ASSEMBLY RETAINING
SCREW
WARNING
Exercise EXTREME CAUTION when making this
adjustment, due to close proximity of moving parts.
!
!
(Continued On Next Page)
MOVE ACTIVATION
ASSEMBLY REARWARD
OR FORWARD TO
ACHIEVE NEUTRAL