ODB SCL800SM-3X, Owner'S Manual, Page: 13 / 115

Pre-Operating Section
2.1 INSTRUMENTS AND CONTROLS:
Volt Meter:
The gauge shows the status of the engine charging sys-
tem. When the charging system is operating properly it
should read approximately 14 volts. If the gauge reads
below 13 volts, the alternator is not charging the battery
and the system should be checked by a qualified technici-
can.
Oil Pressure Gauge:
Confirms and indicates the presense and pressure of en-
gine oil. If the gauge reads low, it should be checked by a
qualified technician.
Engine Temperature:
Indicates the engine coolant temperature. If the gauge
reads over 240 degrees the unit should be checked by a
qualified technician.
Hour Meter:
Indicates the accumulated hours of the the engine. This
should be used to schedule maintenance.
Always make sure the PTO is
disengaged before starting unit.
ODB COMPANY
800-446-9823
Ignition Switch:
Used to power the accessories and start the
unit. Unit will not start without Murphy switch
depressed.
ACCESSORIES - first position
STARTER ENGAGE - second position (springs
return to first position)
Murphy Switch:
This switch overrides the low oil pressure and
high temperature cutoff control. This switch
must be depressed before the starter engages.
After the engine starts, wait for oil pressure to
rise before releasing the button.
Tachometer:
This gauge indicates the engine r.p.m’s. The
sender is located on the engine block
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