Switch Not Working? Troubleshooter
Test power going in and coming out of the switch.
Low-voltage DC switches only. Switches on 240V AC are a licensed electrician's job. Work through one question at a time. You can go back or start over whenever you like.
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Safety: this troubleshooter is general information for low-voltage DC learning circuits. 240V AC mains can kill: in Australia, work on mains wiring must be done by a licensed electrician. Disconnect power before you touch wiring.