Safety Flash
Emergency communications system incident
Emergency communications system incident
- IMCA
- Safety Flash
- IMCA SF 02/00
- DivingMachinery and EquipmentPressure Systems
- Pressure systems
- Diving operations
- Diving bell
- Operating and work proceduresPressure relief
- Marine industry
- Vessel
Summary
Flooding of an external battery pack damaged through-water communications electronics aboard a vessel, allowing smoke into the diving bell and requiring divers to use BIBS and masks. Investigation identified an incorrectly fitted pressure-relief screw after charging. The manufacturer supplied modification information, revised manufacturing procedures and manuals, and issued a field service bulletin.
Classifications: Pressure systems; stored pressure; pressurised systems; pressurized systems.
Classifications: Diving operations; diving; commercial diving.
Classifications: Diving bell; closed bell; wet bell.
Classifications: Operating and work procedures.
Classifications: Pressure relief; overpressure protection.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
A diving-bell emergency communications system released smoke after a pressure-relief screw was incorrectly fitted.
IMCA SF 02/00. Themes: diving, machinery and equipment, pressure systems.