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30 Pre-Trip Inspection and Daily Maintenance
Step 1: Left Side Of the Cab (cont.)
Left Front Brake
•
Condition of brake drum. With brakes
released, look for a noticeable gap be-
tween lining and drum (This check
cannot be made if dust covers are in
place).
•
Condition of brake air hose.
•
Check brake chamber mounting bolts
and bracket.
•
Check slack adjuster and chamber
pushrod travel.
Condition of Front Axle and Steering Sys-
tem, Left Side
•
No loose, worn, bent, damaged or
missing parts.
Under Hood, Left Side
•
Check coolant hose condition.
•
Check condition of fan drive belts.
•
Check engine and surrounding areas
for coolant, oil and fuel leaks.
•
Check wiring harnesses for signs of
damage.
Step 2: Front Of Cab Area
Condition of Windshield
•
Check for damage and clean if dirty
( page 44 ).
•
Check windshield wiper arms for
proper spring tension.
•
Check wiper blades for any damage,
“dead” rubber and securement to arm.
Lights and Reflectors
•
Lower hood and inspect parking,
clearance and identification lights on
hood and cab. They should be clean,
operating and of the proper color.
•
Reflectors clean and proper color.
•
Turn on headlights. High and low
beams should be operating and lenses
clean. If equipped, check daytime run-
ning lights.
•
Left and right front turn signal lights
clean, operating and proper color.
Raise hood.
Grille
•
Check that charge air cooler and radia-
tor or bugscreens are clean and
undamaged.
Step 3: Right Side Of Cab Area
Right Front Wheel
•
Check condition of wheel rim. Espe-
cially look for cracks, missing
lockrings, bent or broken studs,
clamps or lugs.
•
Check condition of tire: properly in-
flated, no serious cuts, bulges, tread
wear or any signs of misalignment;
valve stem not touching wheel, rim or
brake drum; valve cap in place.
•
Check wheel bearing and hub: no ob-
vious leaking on outside or inside
wheel. Verify correct oil level in hub.