Safety Flash
Unauthorised modification to electrical plant equipment
Unauthorised modification to electrical plant equipment
- IMCA
- Safety Flash
- IMCA SF 04/08
- Control of WorkElectrical SafetyManagement of Change
- Electrical safety
- Electrical workInspection and maintenance
- Management of change
Summary
Unauthorised wiring changes to two diver camera, light and power surface control units routed mains voltage to normally low-voltage outputs, compromised interchangeability and invalidated drawings. The flash describes restoration to the company standard, authorisation requirements for modifications, future checks and investigation of a possible low-voltage remote hat-light control.
Classifications: Electrical safety; electrical hazards.
Classifications: Electrical work; electrical maintenance.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Management of change; MOC; change management.
Summary
Unapproved wiring changes to diver control units introduced hazardous voltage and compromised equipment interchangeability.
IMCA SF 04/08. Themes: control of work, electrical safety, management of change.