Boat Trailers Flashcards
List of sequential numbers and letters issued by a manufacturer to track trailer production, options, and modifications. Also used to license a trailer
TIN/VIN
TIN/VIN
Trailer/vehicle identification number
VIN requirements defined by
Code of federal regulations (49 CFR 565)
Consists of a 17-digit combination of numbers and letters
VIN
Never use ____ when reassembling a trailer
Pneumatic tools
First rule of thumb for trailering
Ensure the tow vehicle is capable of handling the weight of the trailer, with boat and equipment, as well as passengers and equipment carried in the vehicle
Hitches are labeled with
The proper weight and classifications
Total weight of the trailer plus everything on it
Gross trailer weight
Weight forced down on the hitch ball
Tongue weight
Maximum tongue weight is usually about ____ of the maximum gross trailer weight
10%
CG trailer hitches need to have ____ stamped on them
Class V weight carrying (WC)
Class 1 trailer hitch: gross trailer weight up to ___. Tongue weight up to _____
2000, 200
Class 2 trailer hitch: gross trailer weight up to ___. Tongue weight up to _____
3500, 350
Class 3 trailer hitch: gross trailer weight up to ___. Tongue weight up to _____
5000, 500
Class 4 trailer hitch: gross trailer weight up to ___. Tongue weight up to _____
12000, 1200
Class 5 trailer hitch: gross trailer weight up to ___. Tongue weight up to _____
13000, 1300
Two classification on a hitch identification tag
Weight carrying (WC), weight distribution (WD)
Works by forcing down on the entire frame, transferring the weight through the full length of the tow vehicle in order to keep the tow vehicle and trailer as level as possible
Trailer hitch system
Attaches to the trailer hitch providing a secure fitting to mount the trailer ball
Ball mount
The ball must be ____ inches and have a rating of ______
2 5/16 inches, 10000 lbs or greater
The tongue weight should be _____ when the trailer is level
800 lbs or less
Usually encompasses the couple, surge brake actuator, safety chains, hydraulic reservoir, emergency breakaway chain, and tongue jack assembly
Tongue
Engages the ball and provides a positive mechanical lock between the trailer and the tow vehicle
Coupler
Two common type of brake actuators
Surge brake actuators
Electro hydraulic actuators