Severity
Near-Miss
Leak
No
Ignition
No

During a 70-MPa fueling, the fueling hose breakaway separated. The separation occurred without any extraneous forces other than the pressure of the gas internal to the fueling hose. Upon investigation, it was determined the pull force set point was incorrectly adjusted. No further issues or actions.

Incident Date
Jan 22, 2009
Setting
Equipment
  • Vehicle & Fueling Systems
  • Fueling Dispenser
  • Vehicle & Fueling Systems
  • Fueling Hose
Damage and Injuries
Contributing Factors
Characteristics
When Incident Discovered
Lessons Learned

Corrective actions included replacing the breakaway with a new one, which restored normal operation of the dispenser.Verify and periodically inspect the pull/separation force adjustment if the breakaway is so equipped.Additional information on equipment maintenance and inspection can be found in the Hydrogen Safety Best Practices Manual.