RAM Truck 2500 2018 Supplement Manual - page 24
SCHEDULED SERVICING
Required Maintenance Intervals
At Each Stop For Fuel
• Inspect the fuel receptacle O-ring for cracks, tears, and
deformation before attaching the fuel station fill line to
the fill port.
Every 15,500 Miles (25,000 km)
• Service the fuel receptacle O-ring.
Every 18,000 Miles (30,000 km)
• Replace the CNG high pressure filter element.
Every 36,000 Miles (57,000 km)
• Inspect each CNG fuel container. Each container must be
re-qualified and inspected every 36 months or
36,000 miles, whichever comes first.
Refer to “Scheduled Servicing” in your Owner’s Manual
for the complete maintenance schedule.
NOTE:
All Required Maintenance Intervals are to be
performed by certified technicians.
DEALER SERVICE
Container Pressure, Inspection, And Testing
Pressure
The vehicle Service Pressure: 24,821 kPa (3,600 psig).
WARNING!
• Do not attempt to force open or tamper with the fuel
fill receptacle. A sudden release of natural gas may
occur, possibly causing injury.
• Your vehicle fuel system has a maximum capacity of
3600 pounds per square inch gauge (24.8 MPa) com-
pensated to a temperature of 70°F (21°C). Exceeding
the fuel system capacity may result in fuel system
damage and possibly cause injury.
• Your vehicle should not be fueled if damage to the
container has occurred. The damaged container
should be retested and inspected as per the Mainte-
nance section prior to be being placed back into
service.
See instructions on fuel container for inspection and service
life.
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SERVICING AND MAINTENANCE