caution - Toro

Hour Meter
The hour meter is located on the control console next to
the operator seat.
Testing
1. Disconnect wire harness connector from hour meter.
2. Connect the positive (+) terminal of a 12 VDC source
to the positive (+) terminal of the hour meter.
3. Connect the negative (--) terminal of the voltage
source to the other terminal of the hour meter.
4. The hour meter should move a 1/10 of an hour in six
(6) minutes.
1
2
Figure 27
1. Positive (+) terminal 2. Negative ( -) terminal
5. Disconnect voltage source from the hour meter. Reconnect
harness connector to hour meter.
Audio Alarm
The audio alarm for low engine oil pressure or high engine
coolant temperature is attached to the control console
next to the operator seat.
Testing
1. Disconnect wire harness connector from alarm.
IMPORTANT: Make sure to observe polarity on the
alarm terminals when testing. Damage to the alarm
may result from an improper connection.
2. Correctly connect 12VDC source to the alarm terminals
(Fig. 28).
3. Alarm should sound. Remove voltage source from
the alarm.
4. Reconnect harness connector to alarm.
1 3
2
1. Top view
2. Bottom view
Figure 28
3. Positive (+) terminal
4. Negative ( -) terminal
4
Electrical
System
Groundsmaster 4100--D Page 5 - 19 Electrical System