Inspection; Container Retest Requirements (United States); Container Retest Requirements (Canada) - RAM Truck 2500 2018 Supplement Manual

Inspection

It is recommended that the fuel system components be
inspected periodically for leaks and/or excessive wear.

Container Retest Requirements (United States)

Each CNG fuel container must be visually inspected after a
motor vehicle accident or fire and at least every 36 months
or 36,000 miles, whichever comes first, for damage and
deterioration, in accordance with the Federal Motor Vehicle
Safety Standard number 304 compressed natural gas fuel
containers.
The inspection shall be performed only by a qualified
person in accordance with the container manufacturers
established re-inspection criteria and the appropriate Com-
pressed Gas Association, Inc. guideline. Retest dates must
be marked on a label securely affixed to the container and
over-coated with epoxy near the original test date. Reheat
treatment or repair of rejected containers is not authorized.
The fuel containers expire and must be removed from
service fifteen years from the date of manufacture. A label
on the CNG tank states the first container inspection date
and container expiration date.
SERVICING AND MAINTENANCE 23
If there is a question about the proper re-inspection of the
CNG fuel container, contact the manufacturer as identified
on the container label.

Container Retest Requirements (Canada)

Each container must be re-qualified by inspection or testing
after a motor vehicle accident and at least every 36 months
or 57,000 km whichever comes first, or at the time of any
reinstallation in accordance with Canadian Standards As-
sociation B51–97, Part 2.
Retest dates must be marked on a label securely affixed to
the container and over-coated with epoxy near the original
test date. Reheat treatment or repair of rejected containers
is not authorized.
The fuel containers expire and must be removed from
service fifteen years from the date of manufacture. A label
on the fuel container states the first container inspection
date and container expiration date.
If there is a question about the proper re-inspection of the
CNG fuel container, contact the manufacturer as identified
on the container label.
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