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48 Cards in this Set
- Front
- Back
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What is a tow truck |
A motor vehicle that tows or carries a disaboed or illegally parked, abandoned vehicle or a vehicle involved in and accident |
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Where can what is a tow truck be found |
Section 148B |
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January 22 1995 is what |
Law to make a "W" for towing endorsement on license |
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Three types of tow trucks |
Light, medium, heavy duty |
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What is the gvwr of light heavy and medium duty |
Light=8600to 10000 Medium= 10,001 to 26000 Heavy= over 26000 |
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What is gvwr |
Gross vehicle weight rating |
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What is a gawr and what does it rate |
Gross axle weight rating, and is the curb weight of the vehicle plus the maxium carry capacity's |
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What is STC |
Safe Towing Capacity. Its nothing that causes 50percent loss of original front axel weight. |
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What is the formula for stc |
(Front axle weight*wheel base/overhang)/2 |
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What tow ratings does equipment usually carry |
Break strength rating Working load limit(WLL) |
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Is the maximum strength or weight a load can bear tested under ideal laboratory conditions its new equipment without being damaged |
Breaking strength rating |
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Maxim weight or an equipment can bear when worn |
Working load limit |
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Structure member that extends from the mast and to hold, extend the load. Tow trucks could have one or two and operated either mechanically or hydraulic. |
Boom |
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What should you have on when using the winch and not drive with. It helps but power to the auxiliary |
Powertakeoff switch (PTO) |
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Hiw many wraps minim should you uave a tue winch drum amd why |
Check what the manufature recommends, if not found wrap it 3 to 5 times. it helps make sure the load doesnt come free and drop |
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Single or multi pulley system that is used to reduce line tension or change cable direction. |
Snatch block |
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What is a snatch block doing if Moving with the load Not moving with the load |
1) reducing tension 2) changing the direction if the pull |
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Used as tie downs, lift and support loads. Always inspect before usimg to make sure they are not twisted, knotted, distirted or damaged |
Chains |
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What are the four common chains and what are their strength rating |
1)proof coil id as (3 or30) not recommend for towing 2)high test ( 4 or 43) not be ised for recovery work 3)transport (7 or 70) high quality/ heat treated widely used but not approved for overhead towing 4) Alloy (8 ir 80) heated treated and stronger then transport. OSHA recommend for overhead lifting |
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What are four towing devices |
Tow slings Truck hitches Wheel lifts Underlifts |
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Generally only used to tow damaged vehicles but can tow cars and light trucks they provide support with a rubber belt Lifting 3500 Towing 7000 |
Tow slings |
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Used in ledium to heavy duty towing and the device is ised to support one postion of the towed vehicle behind the tow truck |
Truck hitches |
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Same as truck hitches just support a lighter load |
Tow hitches |
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Lifting towed vehicle by the wheels, use on newer cars but can cause damage if the lift does not lift up by the wheels and has four basic designs |
Wheel lifts |
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Lifting the towed vehicle with forks that are placed under the axle or structure member usually used in medium to uevy duty towing |
Underlifts |
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What are securimg devices and how many should be placed on a vehicle |
Help prevent sep from a vehicle thats on the wheels lift 2 devices are necessary with one on each side 2 secruing chains are also required by law |
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Four wheel carraiges used in towing to support the trailing end of a towed vehicle |
Dollies |
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What type of lights should a tow truck be equiped with |
Hazard, Auxiliary, work |
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Shoukd only be desplayed in a hazardous operation. Involves one or more flashing, rotating, oscallating loghts that can be visable within 500 feet |
Hazard lights |
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What are the two exeptions to ise hazard lights on tow truck while driving |
1) vehicle can only be towed at speeds that impeede normal flow of traffic. 2) towed or carried vehicle protrudes into other lanes of traffic |
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Tow lights that are installed on the back of the vehicle getting towed. These lights have the same lights oyu would see on the back of the car |
Auxiliary lights |
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What shoukd you do when you are within 500 feet of a disabled vehicle |
Turn on hazard and flashers, and slow down. Get close to the curb as possible. If vehicle is in the lane call police if needed two assist with traffic |
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What should you always wear |
Reflective clothing to make sure everyone sees you |
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Where can you find towing info |
In the cars owners Manual or AAA towing and service manual |
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Where can you find gwvr on vehicles |
Id label on drivers side door |
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What are the eight classes on weight ratings |
1)light duty 6000 ir less 4wheels 2)light duty 6001 to 10000 4 wheels 3) medium duty 10001 to 14000 6 or more wheels 4)medium duty14001 to 16000 6 or more wheels 5)medium duty 16001 to 19500 6 or more tires 6)medium duty 19501- 26000 6 or more tires 7 Heavy duty 26001-33000 6 or more 8 heavy duty 33001 or more 10 or more tires |
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Over what gvwr shoukd you not use j hooks or sling |
7000 pounds |
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What are the three rules |
1) be seen 2) never excedd woing load limits 3)make sure you have safe towing capacity in your truck |
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Never drive this specific type of tow truck without a head board |
Car carrier |
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What is the leading casue of death for tow truck drivers |
Equipment failure |
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Can yountow a vehicle without a hazard edorsement |
No, unless under emergency conditions. You would tow the disabled vehicle tow somewhere same or to a garage. |
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Sleeve put over the braided winch cable |
Swage |
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Always install___ on the loop emd of the cable |
Thimble |
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Device the cable is threaded to tow form a loop you shoukd never be used to terminate a cable for towing |
Wedge socket |
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Types of cable damage are |
Wear, fatigue, tensel(stretched/ drawn out) and sheared |
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Where can you find the vehicle year in a vin |
8th character on the right, and found on the chasis. |
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Car carrier over 26000 pounds you need a what |
Class b license |
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Car carrier can tow 10000 pounds and has a 26000 pound gross combo weight rating you need a what |
Class a |
