Hydro Neutral; Traction Pedal Stop - Jacobsen HR 5111 Parts And Maintenance Manual

3.9

HYDRO NEUTRAL _________________________________________________________

If the tractor "Creeps" in either direction, the neutral
position must be adjusted. The tractor may tend to
"Creep" if the hydraulic oil is cold. Operate tractor 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
with the engine is running must be made with ample
ventilation.
Never work on a tractor that is supported only by the
jack. Always use jack stands.
If only the front or rear of the tractor 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 tractor so all four tires are off the ground and
place jack stands under the frame to prevent
accidental lowering of the tractor 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 TRACTION PEDAL STOP ____________________________________________________

Move traction pedal (T) to its maximum forward position.
Adjust stop bolt (R) until bolt touches the traction pedal.
Adjust bolt one revolution counter-clockwise (out against
pedal) and tighten both nuts (S).
WARNING
ADJUSTMENTS
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 tractor continues to creep, check position of
traction return control (L).
a. The return control (L) must be parallel to traction
arm (O).
b. Loosen hardware (P) and adjust bracket (Q) until
control is parallel to arm.
L
Q
L
T
N
M
O
P
MUST BE PARALLEL
Figure 3H
R
S
S
Figure 3I
GB-11
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