Trailer guidelines – Multiquip LT12DAB User Manual

Page 54

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page 54 — LT12Dab LIgHT TOWeR • OpeRaTIOn manuaL — Rev. #0 (06/03/11)

trailer GuiDelineS

wrench, use a lug wrench (from your tow vehicle) and

tighten the nuts as much as you can. Then have a service

garage or trailer dealer tighten the lug nuts to the proper

torque.

Lug nuts are also prone to loosen after first being

assembled. When driving a new trailer (or after wheels

have been remounted), check to make sure they are tight

after the fi rst 10, 25 and 50 miles of driving and before

each tow thereafter.
Failure to perform this check can result in a wheel parting

from the trailer and a crash, leading to death or serious

injury.

Determining Load Limit of Trailer

Determining the load limits of a trailer includes more than

understanding the load limits of the tires alone. On all

trailers there is a Federal certifi cation/VIN label that is

located on the forward half of the left (road) side of the unit.

WaRnIng

Metal creep between the wheel rim and lug nuts will

cause rim to loosen and could result in a wheel coming

off, leading to death or serious injury.
Tighten lug nuts before each tow.

WaRnIng

Lug nuts are prone to loosen after initial installation,

which can lead to death or serious injury.
Check lug nuts for tightness on a new trailer or when

wheel(s) have been remounted after the fi rst 10, 25

and 50 miles of driving.

WaRnIng

Improper lug nut torque can cause a wheel parting from

the trailer, leading to death or serious injury.
Be sure lug nuts are tight before each tow.

WaRnIng

Improper tire pressure can result in a blowout and loss

of control, which can lead to death or serious injury.
Be sure tires are infl ated to pressure indicated on side

wall before towing trailer.

This certifi cation/VIN label will indicate the trailer’s Gross

Vehicle Weight Rating (GVWR). This is the most weight

the fully loaded trailer can weigh. It will also provide the

Gross Axle Weight Rating (GAWR). This is the most a the

axle can weigh.
There is a vehicle placard (Figure H) located in the same

location as the certifi cation label described above. This

placard provides tire and loading information. In addition,

this placard will show a statement regarding maximum

cargo capacity.

Figure H. Trailer Tire Placard

If additional work items (hoses, tools, clamps etc.) are

going to be added to the trailer, be sure they are distributed

evenly to prevent overloading front to back and side to side.

Heavy items should be placed low and as close to the axle

positions as reasonable. Too many items on one side may

overload a tire.
Excessive loads and/or underinfl ation cause tire overloading

and, as a result, abnormal tire fl exing occurs. This situation

can generate an excessive amount of heat within the tire.

Excessive heat may lead to tire failure. It is the air pressure

that enables a tire to support the load, so proper infl ation

is critical. The proper air pressure may be found on the

certifi cation/VIN label and/or on the Tire and Loading

Information placard. This value should never exceed the

maximum cold infl ation pressure stamped on the tire.
Perform the following steps to determine the load limit of

your trailer.

Step 1.

Locate the statement, “The weight of cargo should never

exceed XXX kg or XXX lbs.,” on your vehicle’s Tire and

Loading Information placard (Figure I). This value equals

the available amount of equipment load capacity.

The weight of cargo should never exceed XXX kg. Or XXX lbs

.

TIRE

FRONT

REAR

SPARE

SIZE

COLD TIRE PRESSURE

TIRE AND LOADING INFORMATION

SEE OWNER’S

MANUAL FOR

ADDITIONAL

INFORMATION

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