Mark Lug Orientation Before Crimping
Dry-fitting a cable lug on its terminal and marking across the lug and jacket, so a crimp can't lock it at the wrong angle.
Electrical
Household electrical work: wiring, outlets and switches, lighting, and finding your way around the breaker panel.
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Wiring 16
Stack Wires on a Shared Stud
Ordering ring terminals largest-to-smallest from the base, so no small terminal carries the current passing through it to a larger one.
Align Switches in a Multi-Gang Box
Loosening every device so the cover plate itself pushes them square before they're tightened down.
The Neutral Wire Explained
Where the white wire comes from — the transformer’s center tap — and why it’s what makes 120-volt circuits possible.
Pliers as a Box-Depth Gauge
Using the 5/8-inch head of lineman’s pliers to set electrical box stickout flush with the coming drywall.
The Brass Tab on a Switched Outlet
Matching the broken hot-side tab when replacing a half-switched receptacle.
Light a Wall Cavity While Fishing Wire
A second hole in the top plate for a flashlight, turning a blind fish into one you can watch.
Lamp Cord Polarity
Reading zip cord by texture — the ribbed conductor is neutral, the smooth one hot — so lamps and plugs get wired with the shell and switch on the safe side.
Wire Coil Outlet Spacer
A coil of scrap solid wire cut to length as a rigid standoff that tightens a recessed outlet up flush.
Right-Angle Boring Bit
A multipurpose drill bit that steers up to 90 degrees inside framing to channel paths for wire and supply lines.
Feed Cable Through Conduit Bends
Shaping a cable or fish-tape tip so it glides through conduit bends and couplings without snagging.
Insulation-Grip Wire Twisting
Leaving the stripped insulation slug on the wire tip as a grip while twisting strands — no fraying, and the copper waste comes off in one piece.
Vacuum String Wire Pull
Sucking a light pull string through conduit with a vacuum, then using it to pull the wire — bends and couplings stop mattering.
Wall Plate Alignment Template
A spare wall plate with drilled-out screw holes that holds multi-gang devices level while you tighten them through it.
GFCI Line/Load Labels
Checking a GFCI outlet's own Line and Load labels instead of copying the old device's wiring positions.
Outlet Nut Spacer
Threading a nut onto the mounting screw as a spacer to snug up a loose or recessed outlet.
Lighting 3
Layered Room Lighting
Making a room feel warm with 2700K bulbs and three layers of light — overhead doing the least, ambient and accent doing the work.
Low-Glare Downlights
Choosing deep-set or baffled downlights over diffused pancake fixtures — and placing them for tasks, not grids — to light rooms without ceiling glare.
Elevated Driveway Lights
Raising solar path lights on pipe posts so they stand above the driveway edge instead of sitting at grade.
Panels & Breakers 4
Load Shedding Before a Main Breaker
Turning off branch circuits first so a service main opens at zero current instead of under full load.
Panel Knockouts
Removing electrical knockouts cleanly with light side-to-side taps on the divots — and rescuing a broken ring with a spacer.
Label Outlets With Breaker Numbers
Writing the breaker number on the back of each cover plate so the next job starts with the answer.
Find the Right Breaker
Identifying which breaker controls an outlet without trial and error.
Low Voltage 2
Zip-Tie Wire Management
Combing bundles with a sliding tie, building hardware-free dividers, and flush-cutting tails so they can't slice a hand.
Load Split Wire Loom
Threading a wire bundle through a box wrench's ring and pushing the wrench down the loom, so the slit is held open ahead of the wires.
General electrical 5
Wall Drilling Danger Zones
Reading the vertical and horizontal runs from switches, outlets, and fixtures to know where not to drill into a wall.
Electrical Safety: Don’t Be the Path
Why shocks kill by crossing the heart, and the working habits — insulated boots, one hand, no leaning, circuit off — that keep you out of the circuit.
Electronics Soldering Basics
The iron, solder, and flux that turn a dead appliance into a one-component repair — and the plumbing products to keep away from circuit boards.
PR2 Reduced Phillips Bits
Swapping standard PH2 driver bits for reduced-profile PR2s that seat deeper and resist cam-out on device screws.
Multimeter Resistance Testing
Using a multimeter's ohms setting to catch component failures a continuity test misses.
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