Manual Parking Brake Switch
g290079
Figure 73
(view from under foot panel)
1.
Manual parking brake switch
2.
Latch
The switch is located directly under the brake pedal assembly. The manual
parking brake switch is an input to the T1: primary controller. The switch is
a normally open proximity switch that closes when the foot actuated parking
brake is disengaged (the parking brake latch is in close proximity to the switch).
The manual parking brake switch is part of the safety interlock system; refer to
Checking the Interlock System Operation (page 5–19)
for a better understanding
of how the switch is used.
Testing the Manual Parking Brake Switch
The manual parking brake switch and its circuit wiring can be tested using the
main information screen of the InfoCenter Display; refer to
(page 5–33)
(P)
icon. If testing determines that the switch and circuit wiring are
not functioning correctly, proceed with the following test procedure:
1. Park the machine on a level surface, lower the cutting units and set the key
switch to the O
FF
position.
2. Set the key switch to the O
N
position and check LED on the cable end of
the manual parking brake switch. The LED should be illuminated when the
manual parking brake is disengaged. The LED should not be illuminated
when the manual parking brake is engaged. Set the key switch to the O
FF
position.
3. If the switch LED does not function correctly:
A. Check the manual parking brake switch adjustment and adjust if
necessary; refer to
Adjusting the Manual Parking Brake Switch (page
.
Greensmaster® eTriFlex 3360 and 3370
Page 5–77
Electrical System: Testing the Electrical Components
19239SL Rev B
