PART 4: CONTROLS AND DISPLAYS INSTRUMENTS AND CONTROLS
(R05/10) Y53-6032 – 27 –
20. Engine, Overspeed
Illuminates when engine RPM is exceeded.
21. Engine, Retarder (Brake)
Illuminates when the engine retarder (com-
pression brake or exhaust brake) switch is
turned on. (Engine retarders are an option.)
22. Engine, Stop Engine
Illuminates and an audible alarm tone will
sound when a major engine system problem
exists.
WARNING! This should be considered
an emergency. You should stop the vehi-
cle as safely as possible and turn OFF
the ignition. The vehicle must be ser-
viced and the problem corrected before
driving again. Failure to do so may cause
severe engine damage or cause an acci-
dent involving death or personal injury.
23. Engine, Wait To Start
Illuminates when engine grid heater is on
(Cummins ISB and ISC engines).
24. Fifth Wheel, King Pin Lock
Illuminates when air actuated fifth wheel King
Pin is unlocked.
25. 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 emer-
gency 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).
Y53-6032.book Page 27 Monday, May 24, 2010 3:37 PM
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