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UPGRADE TO CDL PREMIUM
1.
What should be fully engaged with no loose or missing pins in the slide mechanism of the sliding fifth-wheel?
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Locking pins
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Locking jaws
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Hitch release lever
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Sliding pintle
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2.
All CDL vehicle inspection tests include:
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an in-cab inspection and background check.
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an engine start and in-cab inspection.
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an engine start and an inspection of the entire vehicle.
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an engine inspection and tire check.
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3.
Rust trails around the lug nuts on the tires indicate that:
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the tire hasn't been removed in some time.
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the rim is defective.
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the lugs may be loose.
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All of the above.
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4.
If you find anything unsafe during the pre-trip inspection, you are required to:
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write it in your inspection report.
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drive cautiously until it is fixed.
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get it fixed before driving.
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inform your motor carrier after the trip.
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5.
If loose or missing, _______ may cause movement between the frame and fifth wheel assembly.
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electric connectors
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locking pins
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safety chains
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mounting bolts
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6.
If you are looking for puddles on the ground and dripping fluids on the underside of the engine and transmission, you are checking for:
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Leaks
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Coolant level
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Oil level
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None of the above.
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7.
In the steering box part of the vehicle inspection test, you should:
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check that the steering box is securely mounted.
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check that the steering box is not leaking.
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look for any missing nuts or bolts.
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All of the above.
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8.
You pump the brake pedal three times, then hold it down for five seconds, making sure that the pedal does not move. You are checking:
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the service brake.
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the air brakes.
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the hydraulic brakes.
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the parking brake.
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9.
If you are checking that the air hoses and electrical lines are not spliced, cut, chafed or worn, you are inspecting:
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the exhaust system.
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the air / electric lines.
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the locking jaws.
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the mounting bolts.
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10.
During the pre-trip inspection, belts should:
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checked for leaks.
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be checked for tightness and excessive wear.
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not be inspected.
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checked for oil pressure.
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