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Maintenance
A. For wheel drive linkage adjustment,
remove the hairpin between the neutral
lock latch and drive lever (Figure 19).
Figure 19
Left Side Shown
1. Drive Lever
4. Neutral Lock/Park Brake
Latch
2. Clevis Pin
5. Hairpin
3. Drive Linkage
B. Adjust drive linkage length by threading
into or out of the swivel until there is
a 3/16 inch to 1/4 inch (.47-.64 cm)
clearance between the linkage assembly
and the bottom of the slot in the neutral
lock/park brake latch (see
Figure 20).
Figure 20
1. 3/16 inch to 1/4 inch (.47 cm-.64 cm)
2. Neutral Lock/Park Brake Latch
3. Drive Linkage
Note: Neutral lock/park brake latch
clearance should be checked when there is
a slight upward force placed on the drive
levers to remove any "slack" in the linkage.
C. Re-install hairpin into hole on the clevis
pin between the neutral lock/park brake
latch and drive lever (See
Figure 19).
Repeat procedure on opposite side of unit.
• For ECS Handles:
Allow drive levers to drop into the full forward
position: the at edge of the drive lever
should align with the bottom roller notch (See
Figure 21). Adjust if necessary
Figure 21
1. Notch in Neutral
Lock/Park Brake Latch
2. Drive Lever
To adjust the wheel drive linkage:
A. Locate a drive lever linkage on one side
of the unit and remove the 5/16-18 x 1
3/4 inch hex cap screw and 5/16-18 inch
nyloc nut (see
Figure 22).
B. Thread drive lever linkage into or out of
the swivel located on the wheel drive idler
arm until the at edge of the drive lever
aligns with bottom of the roller notch
in the neutral lock/park brake latch (see
Figure 22).
C. Re-install the 5/16-18 x 1 3/4 inch hex
cap screw and secure with the 5/16-18
inch nyloc nut. Repeat for the other side
(see Figure 22).
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