the converter dolly air tank drain valve should beark breeding settings spreadsheet
0000003060 00000 n HK Extended Tank Drain Assembly Kit with 10 Inch Braided Steel Hose 1/4 Inch Drain Valve and Elbow Fitting for Air Compressor 4.7 (463) $1499 FREE delivery Thu, Mar 9 on $25 of items shipped by Amazon Small Business All Tool Depot Air Compressor Drain Valve Replacement for Craftsman Petcock 072-0001, 072-0006 (1-Pack) 4.2 (20) $649 Do converter dollies have spring brakes? C. close the shut-off valves at the rear of the first trailer and open the shut-off valves at the rear of the second trailer, To check that the converter dolly is securely coupled to the rear trailer, you should: ADVERTISEMENT ADVERTISEMENT Allow much more space than is needed for ideal driving condition. 0000008187 00000 n None of the above, 4. There are more critical parts to check when you have two or three trailers. The crack the whip effect will topple the rear trailer first. Doubles and triples must be driven very smoothly to avoid rollover or jacknife. Push the brake pedal as hard as you can and hold it there The couplers have a rubber seal that prevents air from escaping. 1/4 in. Driving doubles/triples is also more dangerous in hot and cold weather driving, as well as on mountain roads. B. you need about four times as much stopping distance at 40 mph as at 20 mph When you do this, you should hear: speed and start spinning again, in turn stopping your skid, All the listed answers would be correct. 0000010705 00000 n C. fully raised, Which of these statements about speed management and braking is true? If there are no dummy couplers, the glad hands can sometimes be locked together (depending on the couplings). King pin. A converter dolly is a piece of equipment designed to allow commercial trucks, such as semi-trucks, to pull a trailer. when driving a truck with more than one trailer, which trailer should be first behind the truck? When testing the coupling of the double trailer the landing gears of the rear trailer should be: You want to hook your combination to a second trailer that has no spring brakes. Becoming A Truck Driver is a dream we've all pondered at some point in our lives. That there is no space between upper and lower sixth wheel. You are visually checking the coupling of a converter dolly to the rear trailer. If there is All rights reserved 2022 TestPermit.com, CDL Doubles and Triples Test Question and Answers, Divided Highway Sign: Meaning, Quiz Definition, Example, Shape, Location, Color, Narrow Bridge Sign: Meaning, Quiz Definition, Example, Shape, Location, Color, STOP Sign 2023 Meaning, Quiz Definition, Example, Shape, Location, Color, Crossbuck Sign: Meaning, Definition, Example, Shape, Location, Color, Georgia CDL Permit Practice Test 2023 Study Guide [PDF], Georgia Motorcycle Permit Test 2023 with Study Guide [PDF], Georgia Permit Test 2023 (DDS Practice Test UPDATED), Georgia ADAP Practice Test 2023 Questions Answers Online, Ohio CDL Permit Practice Test 2023 Study Guide [PDF], Ohio Motorcycle Permit Test 2023 Study Guide [PDF]. What three methods can you use to secure a second trailer before coupling? How To Use Cruise Control Effectively As A Truck Driver. CDL License Requirements State By State. What do you check when making a visual check of coupling? The application only takes one minute. Slow to a safe speed before entering the curve, then coast through the curve. Watch the wording of the question AND the answers A safe driver will look for all of the above. B. keep gentle pressure on the brakes while going through the water and for a short distance after coming out The converter dolly air tank drain valve on coupled double/triple trailers should be: Closed. It is extremely unlikely you will drive a trailer built before 1975, but for the written exam, you still may need to know that trailers built before 1975 were not required to have spring brakes. Types of converter dollies. A low air buzzer will go off indicating something is wrong and either the front or the When uncoupling doubles or triples, what is important to know about unlocking the pintle hook? open, closed, closed: Term. the trailer height is right when: the trailer will be raised slightly when the converter dolly is backed under it. Unlock the pintle hook only if the trailer it is under is loaded, otherwise the dolly tow bar may fly up, possibly causing injury and making it very difficult to re-couple. If not, there is a problem. When you do this, you should hear: you are driving with double trailer and must use your brakes to avoid a crash. It is important not to let water and oil build up in the air tanks. A. brake and downshift in a curve 60607. The lightest trailer These dollies will have a yellow lamp on the left side of the dolly. You should keep at least ___ seconds of space ahead of you. If you leave this page, your progress will be lost. The trailer height is right when: The trailer will be raised slightly when the converter dolly is backed under it. Antilock Braking Systems on Converter Dollies, Converter dollies built on or after March 1, 1998, are required to have antilock brakes. You must check that all shut-off valves are in the open position except the ones at the back of the last trailer, which must be closed. A converter dolly is still under the second trailer when you unlock the pintle hook. You will speak with recruiters today. A truckers workspace is a small moving office Read More. 10. during normal operation the brakes of the double/triple trailer are controlled by : which of these will result in the best control on curves? The emergency brakes come on whenever air pressure in the emergency line is lost. C. closed; unlatched, Which of these will result in the best control on a curve? What types of trailers can get stuck on raised crossings? Light cords firmly in sockets on trailer. Any trailer with a reduced ground clearance 0000002636 00000 n 2 The crack the whip effect that troubles trucks with trailers. B. restore traction to the tires You are visually checking the coupling of a converter dolly to the rear trailer. When the road is slippery 27. Should I Be A Truck Driver? fifth wheel, so trailer is raised slightly when dolly is pushed under it. paramount to safe driving. Air flows steadily and isentropically through a passage. axle will have spring brakes due to the weight of the unit. When coupling twin trailers, a converter dolly is. CDL Doubles and Triples Test Question and Answers 2023 [PDF]: Commercial Drivers License Doubles and Triples Endorsements Knowledge Test. If the fifth wheel on a coupling is too far forward, the tractor frame may hit? Double and triple trailers increase not only the operators risk of safety, but also the other motorists around him. Flammable materials in the front trailer then it must have the placards on that trailer. A coupling device of one or two axles and a fifth wheel by which a semitrailer can be coupled to the rear of a tractor-trailer combination forming a double bottom rig Should the shut off valves on the rear of the first trailer be open or closed on a set of double trailers? Safety fail-safe features of a tractor-trailer converter dolly. What should you check for when inspecting the converter dolly and the pintle hook? Please visit using a browser with javascript enabled. 0000001375 00000 n Therefore, look far ahead so you can slow down or change lanes gradually when necessary. Page 7-6 Commercial Driver's Manual/2.0 = Be sure air lines are supported and glad hands are properly connected. B. do not need to be checked as often as flat mirrors because they show a larger area A. always keep your vehicle to the right side of your lane What do you check when making a visual check of coupling? You should be sure the converter dolly air tank drain valves are _______ & the pintle hook is __________. mTouch Quiz will automatically populate the fields below. 1) the first one is to pump down the air pressure in the system between 20 and 45psi (pounds per square inch) the trailer air supply will pop out, shutting air off to the trailer. Check them all. You wish to turn right from one two-lane, two-way street to another. D. Make sure the spare tire is secured, if it has one. Converter dolly air tank drain valve: CLOSED Air lines supported and glad hands properly connected. Shut-off valves (at rear of trailers, in service and emergency lines): When pulling doubles or triples, what is important to know about the order of the trailers? B. are the easiest to stop since there is no shifting cargo 1. How many different ways of coupling and uncoupling trailer combinations are there? How do you know if your converter dolly is equipped with antilock brakes? 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B. allow one vehicle length for every 10,000 lbs of gross vehicle weight