DASH-MOUNTED FEATURES PART 4: CONTROLS AND DISPLAYS
– 34 – Y53-6007 (R10/06)
WARNING! Never drive your vehicle with the
parking brake applied. Always release the
parking brakes prior to moving the vehicle.
Failure to disengage the parking brakes prior
to moving your vehicle could result in exces
-
sive heat build-up in the brake system, result-
ing in a fire.
Heater-Air Conditioning Controls
Your heat and air conditioning controls are mounted in the
right hand instrument panel. Additionally, the sleeper com
-
partment may also contain a separate heating and cooling
system with separate controls.
WARNING! Exhaust fumes from the engine
contain carbon monoxide, a colorless and
odorless gas. Do not breathe the engine
exhaust gas. A poorly maintained, damaged
or corroded exhaust system can allow carbon
monoxide to enter the cab. Entry of carbon
monoxide into the cab is also possible from
other vehicles nearby. Failure to properly
maintain your vehicle could cause carbon
monoxide to enter the cab/sleeper and causes
serious illness.
CAUTION: Never idle your vehicle for pro-
longed periods of time if you sense that
exhaust fumes are entering the cab . Investi
-
gate the cause of the fumes and correct it as
soon as possible. If the vehicle must be driven
under these conditions, drive only with the
windows slightly open. Failure to repair the
source of the exhaust fumes may lead to per
-
sonal harm.
NOTES:Keep the engine exhaust system and the
vehicle’s ventilation system properly maintained.
It is recommended that the vehicle’s exhaust sys
-
tem and cab be inspected
• by a competent technician every 15,000 miles
• when a change is noticed in the sound of the
exhaust system
• if the exhaust system, underbody, or cab is
damaged
NOTE: To allow for proper operation of the vehicle
ventilation system, keep the inlet grille at the base
of the windshield clear of snow, ice, leaves and
other obstructions at all times.