ProForce Debris Blower
Page 4 − 10
Electrical System
Hour Meter
The hour meter used on the ProForce Debris Blower re-
cords the amount of time that the engine is running.
Testing
1. Make sure that ignition switch is OFF.
2. To prevent unexpected machine operation, discon-
nect the negative battery cable from the battery termi-
nal. Position disconnected negative cable away from
the negative battery terminal.
3. Locate wire harness connector at rear of hour meter.
Unplug harness connector from hour meter.
4. Connect the positive (+) terminal of a 12 VDC source
to the positive (+) terminal of the hour meter.
5. Connect the negative (−) terminal of the voltage
source to the other terminal of the hour meter.
6. The hour meter should move 1/10 of an hour in six
minutes.
7. Disconnect the voltage source from the hour meter.
8. Replace the hour meter if necessary.
9. Connect wire harness connector to hour meter.
10.Connect negative battery cable to negative battery
terminal. Tighten nut that secures battery cable from 10
to 15 ft−lb (14 to 20 N−m). Make sure that battery cover
is secured.
Figure 7
QUARTZ
Hobbs
HOURS
1
0000
1
10
+
BACK
FRONT
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