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Tires can be safely repaired if
the injuries are located within the boundaries of the
tread/crown area and the injury is small enough (1/4" or
smaller). Injuries that are 3/8" or larger should be removed
from service and sent to our retread plant for a possible
section repair.
Injuries located on the sidewall
of a tire should not be repaired unless the the injury is small
enough to be safely done with a section repair used during the
retread process.
A proper repair involves the
removal of the tire from the rim for proper inspection and the
use of a plug AND patch to complete the repair.
The plug is used for the
prevention of moisture migration into the steel belt package.
When moisture invades the belt package of a tire, it can result
in the deterioration of the steel belts by oxidation. This will
inevitably results in a failure of the tire if not prevented, or
at least the loss of the casing itself as it will be rejected
when submitting it for retreading.
The patch is used to seal and
protect the area around the injury.
Steer tires on long haul vehicles
cannot be repaired as a matter of law. They can be repaired and
placed into service on a less critical position such as the
drive axle, a trailer axle, or a tag position. |