Possible causes
- Loose connection in a circuit
- Damaged neutral conductor
- Service or meter connection problem
- Corrosion or heat damage
- Fault at a utility connection
Safe checks before you call
- Stop using affected equipment and keep away from damaged or hot devices.
- Do not open the panel, meter or outlet to look for a neutral conductor.
- Call promptly; use emergency services for smoke, fire or immediate danger.
Professional assessment: Neutral and service conductors must be tested by a qualified professional with the right equipment and safe isolation procedures.
When it may be urgent
Potential safety hazard. Call promptly for bright/dim lights, tingling shocks, burning odor or repeated equipment failures.
FAQs
Can I check the neutral wire myself?
No. Neutral and service conductors can be hazardous; do not open electrical equipment.
Are bright and dim lights a warning sign?
They can be, especially across several rooms. Stop using affected equipment and request prompt help.