Adjustments
Traction Neutral Switch
The traction neutral switch is a normally open proximity
switch that closes when the traction pedal is in the neu-
tral position. The switch mounts to a bracket on the trac-
tion pump (Fig. 14). The sensing plate for the traction
neutralswitchisthetractionleverbracketthatissecured
to the pump control arm.
3
FRONT
5
6
4
Adjustment
1.
andadjusttractionsystemneutralposition(seeTraction
Unit Operator’s Manual).
Before adjusting the traction neutral switch, check
2
IMPORTANT: To prevent traction neutral switch
damage, make sure that traction lever bracket does
not contact switch.
6
1
5
2.
When the traction lever is in the neutral position, the
Figure 14
gap between the head of neutral switch and the traction
lever bracket should be from 0.070” to 0.100” (1.8 to 2.5
mm) (Fig. 15).
1.
2.
3.
Traction pump
4.
Pump control arm
Jam nut (2 used)
Lock washer (2 used)
Traction neutral switch
Traction lever bracket
5.
6.
3.
If gap is incorrect, loosen jam nuts that secure neu-
tral switch to pump bracket. Position switch with jam
nuts toallow correct gap between switch and traction le-
ver bracket. Jam nuts should be torqued from 162 to
198
in--lb (18.4 to 22.4 N--m). After jam nuts are tight-
ened, make sure that clearance between head of neu-
tral switch and traction lever bracket has not changed.
1
4.
After adjustment to the traction neutral switch, use
the Diagnostic Display (see Special Tools in this chap-
ter)to verify thattraction neutral switch and circuitwiring
are functioning correctly (see Traction Neutral Switch in
the Component Testing section of this chapter).
2
3
0.070”
to 0.100”
(1.8
to 2.5 mm)
Figure 15
1.
2.
Traction pump
Traction lever bracket
3.
Traction neutral switch
Groundsmaster 4300--D
Page 5 -- 19
Electrical System
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