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Operation - Section 3
Page 3-16
RADIO SPEAKERS
Radio Speakers (9, Figure 3-1) for the AM/FM Stereo
radio are located at the far left and right of the overhead
panel.
''MOM'' DISPLAY SCREEN
This panel (10, Figure 3-1) contains an electronic dis-
play to provide the operator or service technician with
important messages concerning selected truck func-
tions.
Refer to ''ELECTRONIC DISPLAYS AND MESSAGES''
later in this Section, for a detailed description of the
messages provided and the functions monitored by
this display.
WARNING ALARM BUZZER
This alarm (11, Figure 3-1) will sound when activated
by any one of several truck functions.
Refer to ''INSTRUMENT PANEL AND INDICATOR
LIGHTS'', for a detailed description of functions and
indicators that will activate this alarm.
CAB RADIO
This panel will normally contain an AM/FM Stereo radio
(12, Figure 3-1).
Refer to Section 5, Optional Equipment, for a more
complete description of the radio and its functions.
Individual customers may use this area for other pur-
poses, such as a two-way communications radio.
PMC INTERFACE CONNECTOR
The ''PMC'' Interface Connector (13, Figure 3-1) is used
to communicate data between a computer and the
PMC.
Refer to the Shop Manual, Powertrain Management
Controller section, for a more complete description of
the PMC and its functions.
AIR CLEANER VACUUM GAUGES
The air cleaner vacuum gauges (14,
Figure 3-1) provide a continuous
reading of maximum air cleaner re-
striction reached during operation.
The air cleaner(s) should be serv-
iced when the gauge(s) shows the
following maximum recommended
restriction:
Cummins Engine: . . . 25 inches of H
NOTE: After service, push the reset pin on the face of
the gauge to allow the gauge to return to zero.
PAYLOAD METER
The Payload Meter (15, Figure 3-1) is used to provide
management with operational data such as tonnage
hauled and cycle times. Refer to Section 5, Optional
Equipment, for a more complete description of the
payload meter and its functions.
WINDSHIELD WIPERS
The windshield wipers (16, Figure 3-1) are powered by
an electric motor. Refer to ''TURN SIGNAL / HEAD-
LIGHT DIMMER LEVER'', for a description of the wind-
shield wiper and washer controls.
OM3006.2 04/98
Operator Cab and Controls
O Vacuum.
2
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