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Groundsmaster 4100--D Page 5 -- 19 Electrical System
Hour Meter
The hour meter is located on the control console next to
the operator seat.
Testing
1. Disconnectw ire harness connector from hour meter.
2. Connect the positive (+) terminal of a12 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.
5. Disconnect voltage source from the hour meter. Re-
connect harness connector to hour meter.
Figure 27
1
2
1. Positive (+) terminal
2. Negative (--) terminal
Audio Alarm
The audio alarm for low engine oil pressure or high en-
gine coolant temperature is attached to the control con-
sole 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 termi-
nals (Fig. 28).
3. Alarm should sound. Remove voltage source from
the alarm.
4. Reconnect harness connector to alarm.
1. Top view
2. Bottom view
3. Positive (+) terminal
4. Negative (--) terminal
Figure 28
1
2
3
4
Electrical
System