2024 Facts for Drivers PDF

12.Check right trailer tires, wheels, and lugs or studs; check for thrown grease or oil 13.Check rear of body, mud flaps, rear lights (clearance and identification, stop, tail, turn signals), rear reflectors, and rear end protection 14.Check left trailer tires, wheels, and lugs or studs; ch...

12.Check right trailer tires, wheels, and lugs or studs; check for thrown grease or oil 13.Check rear of body, mud flaps, rear lights (clearance and identification, stop, tail, turn signals), rear reflectors, and rear end protection 14.Check left trailer tires, wheels, and lugs or studs; check lights and reflectors on left side as inspection progresses 15.Check left rear tractor tires, wheels, and lugs or studs; check for thrown grease 16.Re-enter cab and re-check all gauges; air pressure should be at maximum. 17.Check parking brake 18.Check brakes and stoplights. With a fully charged system, check air brakes as follows: a. Por trucks and truck-tractors equipped with air brakes, a driver should 1. Release all parking brakes ll. Place trailer air supply valve to “Supply” setting and use treadle valve to apply and release brakes ll. Release treadle valve; place tractor park valve in “Park” (tractor brakes, only, should apply) iv. Apply tractor-trailer park valve (trailer brakes should apply) v. Release all parking brakes and turn off engine; use treadle valve to fan down brakes (at 55 psi on primary reservoir, the “Low Air” warning should operate and pressure in secondary reservoir should start to drop; between 45 and 20 psi in secondary reservoir, all brakes should apply) b. For all tractors: 1. Recharge system to check for leaks u. Apply service brakes (after the initial pressure drop of 5 to 10 psi, further pressure drop should not exceed 4 psi per minute) ii. If audible leaks or rapid pressure drop are noted, have leakage corrected before departure iv. Turn off 4-way flashers and actuate left and right turn signals vy. Drain air tanks daily, unless tanks are equipped with “spitter valves"; check the trailer air supply valve (or tractor protection valve on old equip- 0)