operators_manual

Weekly Checks
A driver should perform these checks of
the vehicle weekly.
NOTE
These checks are in addition to, not in
place of, Federal Motor Carrier Safety
Regulations. These regulations may
be purchased by writing to: Superin-
tendent of Documents U.S. Govern-
ment Printing Office Bookstore 710
North Capitol Street N.W. Washington,
DC 20402 or [e-mail].
Engine
• Belts
• Hoses
• Clamps
• Radiator
• Air Cleaner
• Aftertreatments System
Components
• Exhaust Pipes
• Engine Air Pre-cleaner (Optional) -
For vocational vehicles with
optional engine air pre-cleaner,
check the purge valve at the
bottom of the hood mounted
engine air precleaner for any
obstructions. Make sure the purge
valve will open and close as
needed to purge dirt and water
from the engine intake air.
• Automatic Transmission Fluid
(where applicable) - Check level,
after the engine has warmed up to
operating temperature.
Chassis and Cab Exterior
• Battery - check battery and
terminals.
• Wheel Cap Nuts - are they all in
place and torqued properly -
tighten if necessary. Wheels on
page 264
• Controls and Wiring - check for
condition and adjustment
• Steering Components - check
pitman arm, draglink, and power
steering hoses, etc., for loose,
broken, or missing parts.
• Cab Air Conditioner Fresh Air Filter
- check for condition and
cleanliness.
SAFETY - Weekly Checks
38 Y53-6047-2HEN (03/18)
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