Volvo VAH 2013, Руководство оператора, Страница: 59 / 175

Operator's Manual Vehicle Maintenance
VN, VHD 55
Inspect the vehicle in a circular manner.
Approaching the Vehicle
• Check under the vehicle for oil, fuel, coolant leaks or other signs of damage.
• Check body surfaces for signs of breaks or damage.
Preparation
• 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.
• Start the engine and let the air pressure build up to normal. Stop engine
check for air leaks.
• Switch on parking lights and hazard lights.
• Release parking brakes. Listen for air leaks
• Raise hood so belts can be checked
Step 1: Left Side of the Cab
Left Front Wheel
• Check condition of wheel rim. Especially look for cracks, missing lock rings,
bent or broken studs, missing clamps or lug nuts.
• 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 the springs (leaf or air), spring hangers, shackles, U-bolts:
no cracks, breaks or shifting.
• Check shock absorber condition.
Left Front Brake
• Condition of brake drum. With brakes released, look for a noticeable gap
between lining and drum. (This check cannot be made if dust covers are in
place.) For additional information on the disc brake check refer to “Disc Brake
Check”, page 121.
• Condition of brake air hose.
• Check brake chamber mounting bolts and bracket.
• Check slack adjuster and chamber pushrod travel for proper brake
adjustment.