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Diagnostic Case Summary

The circuit breaker triggers when I turn on the light

Resolved

Home Electricity · Started Jul 21, 2026 · by Pedro

Diagnostics

Circuit Breaker Tripping Due to Defective Light Switch
Confirmed
Circuit Breaker Tripping When Activating Lights
Confirmed
Circuit Breaker Tripping Due to Faulty Light Bulb
Ruled out

Remedies

Replace the defective light switch with a new unit
This worked

Diagnostics and Remedies considered but not confirmed

Circuit Breaker Tripping Due to Loose or Damaged Wiring
Diagnostic considered
Install a new light bulb of the correct voltage and wattage rating
Remedy considered
Replace the faulty light bulb with a new, compatible bulb
Remedy considered
Upgrade to an LED bulb to prevent internal short-circuiting
Remedy considered