CDL Tow Truck Endorsement Practice Test «CDL Tow Truck Endorsement Practice TestWhat is the primary concern when securing a disabled vehicle to a tow truck?NextBefore towing, what is critical to verify about the disabled vehicles wheels?NextWhen preparing to tow a vehicle with air brakes, what must you confirm about its air system?NextWhat is the greatest danger when towing a vehicle that has a higher center of gravity than your tow truck?NextWhat is the purpose of safety chains when connecting a disabled vehicle to a tow truck?NextWhen should you perform a detailed pre-trip inspection of the tow truck and the towed vehicle?NextWhat is the importance of knowing the Gross Combination Weight Rating (GCWR) for your tow truck setup?NextWhen backing a tow truck with a towed vehicle, what should your general approach be?NextWhat is the danger of towing a vehicle with a flat tire without proper dollies or lifting?NextWhat is the «»bridge formula»» used for in commercial vehicle operation?NextWhen approaching a scene with flashing emergency lights (e.g., police, fire, ambulance, other tow trucks), what is the «»Move Over Law»» in Florida?NextWhat should you do before attempting to lift a disabled vehicle with a wheel-lift or under-reach?NextWhy is it important to ensure the towed vehicles steering is secured straight ahead?NextWhat is the primary hazard of towing a vehicle on a steeply graded road?NextWhat is the purpose of load chains or straps when securing a vehicle to a flatbed tow truck?NextHow can you check for air leaks in your combination vehicles air brake system during a pre-trip inspection?NextWhat is the proper use of warning lights (e.g., amber flashing lights) on a tow truck?NextWhy is it crucial to disconnect the driveshaft of a towed vehicle with an automatic transmission (unless using dollies)?NextWhat is the danger of towing a vehicle that is significantly wider than your tow truck?NextWhat does «»GVWR»» stand for and what is its significance for a tow truck?NextWhat should you do if you notice excessive smoke coming from the brakes of the towed vehicle?NextWhat is the safest way to approach a vehicle stalled on the shoulder of a busy highway?NextWhat is the danger of an improperly balanced load (e.g., towed vehicle too far back or forward)?NextWhat is the function of the «»trailer air supply control valve»» (red eight-sided knob) in a tractor-trailer air brake system?NextWhen should you avoid using the disabled vehicles wheels for steering input during a tow?NextWhat is the primary purpose of proper training for tow truck operators?NextWhy must you ensure the kingpin is properly locked into the fifth wheel before towing a semi-trailer?NextWhat is the danger of operating a tow truck with improperly inflated tires?NextWhat is the primary consideration when choosing a safe anchor point on a disabled vehicle for winching or towing?NextWhen using a snatch block for recovery, what is a crucial safety precaution?NextWhat is the importance of understanding the towed vehicles weight distribution when positioning it on a flatbed?NextWhat is the «»Cut-Out Pressure»» in an air brake system?NextWhat should you do before disconnecting air lines from a towed trailer?NextWhen performing a «»light test»» on a towed vehicle, what are you checking?NextWhat is the danger of leaving a towed vehicles parking brake engaged during transport (unless on dollies)?NextWhy is it important to ensure the towed vehicles undercarriage does not drag when loading or transporting?NextWhat is the purpose of using wheel straps or chains over the tires when securing a vehicle?NextWhat is the function of the «»parking brake control valve»» (yellow push-pull knob) in a tractor-trailer air brake system?NextWhat is the safest way to exit a tow operation after delivering a vehicle?NextWhen should you use amber warning lights on your tow truck?NextWhat is the importance of understanding axle weight limits when towing?NextWhat should you do if the brake fluid level in your tow truck is low?NextWhat is the proper method for checking the air pressure in your tow trucks air tanks during a pre-trip?NextWhat is the danger of using chains or straps that are not rated for the weight of the towed vehicle?NextWhat is the «»Cut-In Pressure»» in an air brake system?NextWhy is it important to ensure the towed vehicle is properly positioned on the flatbed to avoid overhangs?NextWhat should you do if you encounter a hazardous material placard on a vehicle you are about to tow?NextWhat is the primary role of a «»spotter»» during backing or recovery operations with a tow truck?NextWhat is the danger of using a tow hook or chain on a suspension component not designed for towing?NextHow should you secure the steering wheel of a vehicle being towed by a wheel-lift or sling?NextWhat is the purpose of the glad hands (couplers) on the air lines connecting a tractor and trailer?NextWhat is the danger of combining a tow truck with a towed unit that exceeds the tow trucks braking capacity?NextWhat is the importance of checking all lights and reflective devices on the towed vehicle?NextWhen should you disconnect the electrical harness from the towed vehicle?NextWhat should you do if you discover your tow trucks air brakes are leaking excessively during a pre-trip?NextReiniciar » Deja una respuesta Cancelar la respuestaTu dirección de correo electrónico no será publicada. Los campos obligatorios están marcados con *Nombre * Correo electrónico * Web Comentario * Guarda mi nombre, correo electrónico y web en este navegador para la próxima vez que comente.