1-7, NYC Tow Truck Endorsement, Tow Truck Operator
Certificate and Tow Truck W Endorsement 2023 With
Complete Solutions
air dam - ANSWERa flexible air-deflecting panel usually located below the radiator
support.
Approach Angle - ANSWERthe angle between the plane of the carrier bed or
platform and the ground.
Auxiliary Braking Device - ANSWERa device which attaches to the disabled vehicle to
assist the tow truck's brakes in retarding or stopping both vehicles.
auxiliary equipment - ANSWERequipment that is not necessary to perform the basic
function of the primary equipment.
Auxiliary Tow Lights - ANSWERstop, tail and turn signal lights attached to the trailing
end of the towed vehicle, and operated as part of the towing vehicle's lighting
system. Also see "Drag Lights".
Auxiliary Winch - ANSWERsame as "Drag Winch": a winch whose cable goes directly
to the load, and not over the end of the boom.
Axle Covers - ANSWERdevices used to cover drive axle shaft openings to help
prevent contamination or loss of wheel bearing lubrication during towing or
transporting operations.
Bed Locks - ANSWERdevices on a vehicle with a movable bed that secure the bed in
place while traveling.
a boom - ANSWERa structural member, extending from the mast, that supports the
load and is used to hold, extend or lift a load free of the ground and clear of the tow
truck body
breaking strength rating - ANSWERthe maximum weight or load, as established by
the manufacturer, that new, unused equipment can bear, under ideal laboratory
conditions, without being damaged.
bridle - ANSWERa V or Y type coupling device used to attach and center a cable in
recovery, loading and unloading operations.
cab - ANSWERthe driver/passenger carrying part of the truck.
, Cab-to-Axle (CA) - ANSWERthe distance from the back of the truck cab to the center
of the rear axle. See chassis manufacturer's dimensions.
cable - ANSWERsteel wire rope used for pulling and supporting a load.
car carrier - ANSWERa vehicle equipped to transport one to three motor vehicles on
a flat platform that slides or tilts to the ground to facilitate the loading and unloading
of these vehicles; may or may not have an additional assembly attached to the rear
to facilitate towing an additional vehicle. These units are also known as slidebacks,
rollbacks, transporting equipment carriers and flatbeds.
Chain Grade or Strength Rating - ANSWERthe number placed on chain by the
manufacturer as part of the National Association of Chain Manufacturers' system of
identifying chain. Chain manufactured by NACM standards also bears a letter that
identifies the manufacturer.
cross member - ANSWERa general term applied to transverse members in the
understructure of a vehicle.
Curb weight - ANSWERthe unloaded weight of a truck, axle or axle combination.
disabled vehicle - ANSWERa motor vehicle that is illegally parked, abandoned, or a
vehicle unable to operate under its own power or that has been involved in an
accident.
dolly - ANSWERa four wheeled carriage used, in towing, to support the trailing end
of the towed vehicle.
drag lights - ANSWERsame as "Auxiliary Tow Lights": stop, tail and turn signal lights
attached to the trailing end of the towed vehicle, and operated as part of the towing
vehicle's lighting system.
drag winch - ANSWERa winch whose cable goes directly to the load, and not over the
end of the boom. Also see "Auxiliary Winch".
driveline - ANSWERa vehicle's drive shaft and associated joints.
fascia - ANSWERflexible material commonly used as a bumper cover
forks - ANSWERdevices attached to the lift bar (also see "Tow Bar") for lifting a
vehicle by the axle, frame or structural member. May be classified as chain, axle or
frame forks.
Front Axle Weight (FAW) - ANSWERthe curb weight of the front axle of the front axle
combination while the truck is unloaded