Safety Flash
Correct installation methods for diving umbilicals and hoses
Correct installation methods for diving umbilicals and hoses
- IMCA
- Safety Flash
- IMCA SF 31/16
- DivingInspection and MaintenancePressure Systems
- Mechanical failurePressure systems
- Diving operationsInspection and maintenance
- Diver umbilicalHose
- Operating and work procedures
Summary
Following a complaint about odour in a diver’s breathing hose, this flash describes fittings installed contrary to manufacturer recommendations. It explains potential pressure loss, water ingress and fitting failure associated with reusable fittings, and recommends standard swaged or crimped fittings while retaining hose bend restrictors.
Classifications: Mechanical failure; equipment failure.
Classifications: Pressure systems; stored pressure; pressurised systems; pressurized systems.
Classifications: Diving operations; diving; commercial diving.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Diver umbilical; diving umbilical.
Classifications: Hose; flexible hose.
Classifications: Operating and work procedures.
Summary
Incorrectly installed reusable hose fittings on diving umbilicals could cause pressure loss, water ingress and catastrophic fitting failure.
IMCA SF 31/16. Themes: diving, inspection and maintenance, pressure systems.