Field notes from northern BC
Troubleshooting Case Studies
residentialOne Dead Fixture, One Still Burning — Replace One or Both? Here's the Math
One dead HPS dusk-to-dawn, one still burning: replace just the broken fixture, or both on the same service visit? The 10-year math, graphed.
residentialThe Hot Tub GFCI That Kept Tripping — With No Ground Fault to Find
A spa GFCI nuisance-tripped with a clean megger test and no fault anywhere. The diagnosis process, and why the breaker itself was the culprit.
residentialBathroom Fan Repair vs. Replace: Why the Expensive Motor Was the Cheaper Job
The replacement motor cost more than a whole new fan — and was still the right call. A case study in whole-job economics: parts price vs. install labor.
residentialOutlet Dead but the Breaker Isn't Tripped? Tracing a Live Junction Box Buried Behind Drywall
A dead basement receptacle with no tripped breaker led to live wires sealed inside a wall. How a circuit tracer found the buried box without tearing up drywall.
residentialA Breaker That Kept Tripping, Then Total Silence: Post-Mortem of a Melted Receptacle
Multiple rooms dead, no tripped breaker, a history of nuisance trips. Tracing the fault to a melted daisy-chained receptacle — and why pigtailing is the fix.
residentialNew Baseboard Heaters Won't Lower Your Hydro Bill: The Physics of Resistance Heat
Every electric resistance heater is 100% efficient — a 2026 baseboard heats exactly like a 1985 one. Where heating money actually goes, and what's worth upgrading.
residentialThe Breaker Is Off but the Circuit Is Still Live: Mapping an Accidental Parallel Cross-Tie
Turning off the breaker didn't kill the lights — two same-phase circuits were bridged in a hidden box. The total-zero panel method that finds the illegal tie fast.
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