Inspection And Service Instructions; Trailer Structure; Fasteners And Frame Members; Welds - Integrity Enclosed Trailer Owner's Manual

9.2 Inspection And Service Instructions

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WARNING
Worn or broken suspension parts can
cause loss of control and injury may result.
Have trailer professionally inspected
annually and after any impact.
To perform many of the inspection and maintenance
activities, you must jack up the trailer.
When jacking and using jack stands, place them so
as to clear wiring, brake lines, and suspension parts
(springs, torsion bars, etc.). Place jacks and jack
stands under the outer frame rail to which the axles
are attached.
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WARNING
Never go under trailer unless it is on fi rm
and level ground and resting on properly
placed and secured jack stands.
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WARNING
Crushing hazard.
The tow vehicle and trailer could be
inadvertently moved while a person is
under the trailer.
The tow vehicle engine must be off,
ignition key removed and parking brakes
set before entering the area under the
trailer.

9.2.1 Trailer Structure

Wash the trailer as needed with a power washer and
a detergent solution.

9.2.1.1 Fasteners And Frame Members

Inspect all fasteners and structural frame members
for bending and other damage, cracks, or failure.
Repair or replace any damaged fastener and repair
the frame member. If you have any questions about
the condition or method of repair of fasteners or frame
members, get the recommendation of, or have the
repair done by your dealer.
Inspection, Service And Maintenance
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Broken or damaged fasteners can cause
injury or damage to trailer and contents.
Inspect for, and repair all damaged parts at
least once a year.

9.2.1.2 Welds

All welds can crack or fail when subjected to heavy
loads or movement of cargo that was not properly
secured. Any time that you know or suspect that
the trailer has been subjected to heavy loads or
movement of cargo, immediately inspect the welds
and fasteners for damage. To prevent severe damage
to your trailer, inspect all of the welds for cracks
or failure at least once a year. If a weld failure is
detected, contact your dealer.
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Do not attempt to repair a cracked or
broken weld unless you have the skills and
equipment to make the repair.
Improper weld repair will lead to early
failure of the trailer structure and serious
injury or death.
See your dealer for weld repairs.
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Broken or damaged welds can cause injury
or damage to trailer and contents.
Inspect for, and repair all damaged parts at
least once a year.

9.2.2 Trailer Brakes - Electric

9.2.2.1 Brake Shoes And Drums

Properly functioning brake shoes and drums are
essential to ensure safety. You must have your dealer
inspect these components at least once per year, or
each 12,000 miles. Brake adjustment is not covered
under the axle warranty.
The brake shoes must be adjusted after the fi rst 200
miles of use, and each 3,000 miles thereafter. Most
axles are fi tted with a brake mechanism that will
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WARNING
WARNING
WARNING