Volvo VNL 780 Operator's Manual page 237

Pre-Trip Inspection Quick List
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Check under the vehicle for oil, fuel, coolant leaks or other signs of damage.
•
Check body surfaces for signs of breaks or damage.
Preparation
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Open drain cocks on air tanks to let the tanks drain.
•
Chock wheels on vehicle and, if hooked up, trailer.
•
Close air tank drain cocks.
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Start the engine and let the air pressure build up to normal. Stop engine.
•
Switch on parking lights and hazard lights.
•
Apply parking brakes.
•
Pull the hood release lever, release the hood latches, raise hood.
Step 1: Left Side of the Cab
Left Front Wheel
•
Check condition of wheel rim. Especially look for cracks, missing lockrings, bent or
broken studs, clamps or lugs.
•
Check condition of tire: properly inflated, 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 obvious leaking on outside or inside wheel. Verify
correct oil level in hub.
Left Front Suspension
•
Check condition of spring, spring hangers, shackles, U-bolts: no cracks, breaks or
shifting.
•
Check shock absorber condition.
OPERATION 227