Purge Valve Jammed Open - Early Valves
Incident Date
1905-01-06
Incident Description
There is a historic report from 1979 of certain Scubapro valves failing due to mud working its way into the purge button housing and causing the second stage to jam on in use.
Lessons Learned
Ensure that valves have a sealed purge button housing that does not allow entry of mud or gravel.
| Factors |
|
| Line Management |
Unknown |
| Gas Management |
Unknown |
| Equipment Management |
Unknown |
| Equipment Failure |
Major |
| Training |
Unknown |
| Medical |
Unknown |
| Planning |
Unknown |
| Procedural Error |
Unknown |
| Cave Environment |
Unknown |
| Weather |
Unknown |
| Other Factor |
Unknown |
