Toro Groundsmaster 3280-D Service Manual page 278

Parking Brake Switch
Testing the Parking Brake Switch
Electrical System: Testing the Electrical Components
g227534
1. Steering tower cover
2. Parking brake knob
g226808
1. Parking brake switch
The switch used for the parking brake is a normally open switch. The switch
closes when the parking brake is not set. The parking brake switch is located
under the steering tower cover
The Standard Control Module (SCM) monitors the operation of the parking brake
switch. If the key switch is in the O
the SCM parking brake off input LED should be illuminated.
1. Park the machine on a level surface, lower the cutting deck, and shut off
the engine.
2. Before you disconnect the traction neutral sensor for testing, ensure that you
test the sensor and its circuit wiring as a SCM input; refer to the
Control Module (SCM) (page
Figure 149
3. Phillips-head screw (2 each)
4. Phillips-head screw (6 each)
Figure 150
2. Connector
(Figure 149).
position and the parking brake is released,
N
6–3).
Page 6–50
Standard
Groundsmaster ® 3280-D/3320
05138SL Rev B