The fundamentals of an effective electrical preventive maintenance program is to reduce the potential for a serious electrical interruption.
The basic rule applying to all electrical apparatus is:
- to keep it CLEAN
- to keep it DRY
- to keep it TIGHT
- to PREVENT FRICTION
Do you know what to look for when inspecting your Air Circuit Breaker’s Operating Mechanism?
- Inspect for loose, broken, worn, or missing parts (consult manufacturer’s schematics for required parts).
- Examine for excessive wear of moving parts. Observe that operating mechanisms function properly without binding, hanging, or without delayed action.
- Ensure any lubrication is done according to the manufacturer’s specifications.
- Ensure mechanisms are clean, properly lubricated, and all bolts and screws are properly secured. Repair or replace as necessary.
