Peterbilt 325 2017, Operator'S Manual, Page: 88 / 392

WARNING SYMBOLS
Illuminates when ether start switch is
on.
20. Engine, Heater
Illuminates when Engine Heater switch
is on.
21. Engine, Low Coolant Level
Illuminates with an audible alarm
indicating critically low coolant level.
The vehicle must be serviced to correct
the problem but the situation should
not be considered an emergency.
22. Engine, Overspeed
Illuminates when engine RPM is
exceeded.
23. Engine, Retarder (Brake)
Illuminates when the engine retarder
(compression brake or exhaust brake)
switch is turned on. (Engine retarders
are an option.)
24. Engine, Stop Engine
Illuminates and an audible alarm tone
will sound when a major engine system
problem exists.
WARNING!
This should be considered an emer-
gency. You should stop the vehicle
as safely as possible and turn OFF
the ignition.
The vehicle must be
serviced and the problem corrected
before driving again. Failure to do
so may cause severe engine dam-
age or cause an accident.
25. Engine, Wait To Start
Illuminates when engine grid heater is
on (PACCAR PX-6 and PX-8).
26. Fifth Wheel, King Pin Lock
Illuminates when air actuated fifth
wheel King Pin is unlocked.
27. Fifth Wheel, Slide Unlocked
Illuminates and an audible warning
tone will sound when the air operated
sliding fifth wheel switch is on, thus
unlocking the sliding fifth wheel.
The light and an audible warning
tone should NOT be considered an
emergency but simply as a reminder
to turn off the switch to lock the sliding
fifth wheel before driving. This switch
should not be operated while driving.
(Sliding fifth wheels are an option).
28. Lights, High Beam
3-22
Y53-6060-1C1 (03/17)
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