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3.9
HYDRO NEUTRAL _________________________________________________________________________
If the mower "creeps" in either direction, the Neutral position must be
adjusted. The mower may tend to "creep" if the hydraulic oil is cold.
Operate mower for 15 minutes before determining if adjustment is
needed.
!
Carbon monoxide in the exhaust fumes can be fatal when
inhaled. Any adjustments or repairs performed while the engine is
running must be made with ample ventilation.
Never work on a mower that is supported only by the jack. Always
use jack stands.
If only the front or rear of the mower is raised, place chocks in
front of and behind the wheels that are not raised.
1.
Place a small amount of lubricating oil on all linkage pivot points.
2.
Hoist mower so all four tires are off the ground and place jack
stands under the frame to prevent accidental lowering of the
mower during adjustment.
3.
Start engine and set throttle to full speed.
4.
Disengage parking brake and place 2WD/4WD Switch in 2WD
position.
5.
Check rotation of drive tires and adjust traction return control
(L) with the engine running.
a.
To adjust for forward creep, loosen nut (M), and turn nut (N)
in until tires stop rotating. Hold nut (N) in place and tighten
nut (M).
3.10 REVERSE SENSING SWITCH ________________________________________________________________
Loosen switch hardware (R).
1.
Adjust switch (S) so switch contacts are open with switch roller
2.
contacting the adjustment block (T) and the traction pedal in
Neutral and close when pedal is moved in the forward direction.
3.
Secure switch adjustment and test operation.
4.
If adjustment cannot be made, contact your authorized
Jacobsen Dealer.
WARNING
b.
To adjust for reverse creep, loosen nut (M), and turn nut (N)
out until tires stop rotating. Hold nut (N) in place and tighten
nut (M).
6.
If mower continues to creep, check position of traction return
control (L).
The return control (L) must be parallel to traction arm (O).
a.
Loosen hardware (P) and adjust bracket (Q) until control is
b.
parallel to arm.
L
Q
L
ADJUSTMENTS 3
N
M
P
MUST BE PARALLEL
T
R
S
O
Figure 3H
Figure 3I
11
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