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Coupling to the tow vehicle – Multiquip Trailers User Manual

Page 18

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page 18 — trailer • owner's manual — rev. #4 (11/08/13)

To determine the “empty” or “net” weight of your trailer,

weigh it on an axle scale. To find the weight of the trailer

using an axle scale, you must know the axle weights of

your tow vehicle without the trailer coupled. Some of the

trailer weight will be transferred from the trailer to the tow

vehicle axles, and an axle scale weighs all axles, including

the tow vehicle axles.

tow veHiCle

When equipping a new vehicle or an older vehicle to tow

your trailer, ask the vehicle dealer for advice on how to

outfit the towing vehicle. Discuss the following information

and equipment with the vehicle dealer.

overall Carrying and towing Capacity of vehicle

Vehicle manufacturers will provide you with the maximum

capacities of their various models. No amount of

reinforcement will give a 100 horsepower, 2,500 pound

truck the towing capacity that a 300 horsepower, 5,000

pound truck has.

towing Hitch

The towing hitch attached to your tow vehicle must have

a capacity equal to or greater than the load rating of the

trailer you intend to tow. The hitch capacity must also be

matched to the tow vehicle capacity. Your vehicle dealer

can provide and install the proper hitch on your tow vehicle.

suspension system

Sway bars, shock absorbers, heavy duty springs, heavy

duty tires and other suspension components may be

required to sufficiently tow the trailer and pump.

Brake Controller

For trailers equipped with electric brakes, the electric brake

controller is part of the tow vehicle and is essential in the

operation of the electric brakes on the trailer. The brake

controller is not the same as the safety breakaway brake

system that may be equipped on the trailer.

side view mirrors

The size of the trailer that is being towed and your state

law regulations determine the size of the mirrors. However,

some states prohibit extended mirrors on a tow vehicle,

coupling to the tow vehicle

except while a trailer is actually being towed. In this

situation, detachable extended mirrors are necessary.

Check with your dealer or the appropriate state agency

for mirror requirements.

Heavy Duty Flasher

A Heavy Duty Flasher is an electrical component that may

be required when your trailer turn signal lights are attached

to the tow vehicle flasher circuit.

electrical Connector

An Electrical connector connects the light and brake

systems on the trailer to the light and brake controls on

the towing vehicle.

Heavy Duty engine oil Cooling system

The tow vehicle engine works harder when a trailer is being

towed. Depending on the size of the trailer, you may need to

install a separate engine oil cooler. Inadequate cooling may

result in sudden engine failure. Ask the tow vehicle dealer

if it is necessary to install a heavy duty cooling system.

automatic transmission oil Cooler

The automatic transmission of a towing vehicle handles

more power when a trailer is being towed. Inadequate

cooling will shorten transmission life, and may result in

sudden transmission failure. Ask the tow vehicle dealer if it

is necessary to install a separate oil cooler for the automatic

transmission.

Fire extinguisher

Multiquip recommends maintaining access to a fire

extinguisher at all times.

emergency Flares and triangle reflectors

It is wise to carry these warning devices even if you are

not towing a trailer. It is particularly important to have these

when towing a trailer because the hazard flashers of your

towing vehicle will not operate for as long a period of time

when the battery is running both the trailer lights and tow

vehicle lights.