Articles about time switch
Trying to install a 24 Hour Timer Switch, the single pole switch currently in the wall has the black wire from the “load” pigtailed and the red wire from the “line” goes to the other terminal on the single pole switch…
How to Wire an In-Wall Timer Switch for Lighting: With this lighting timer you will notice that it requires a white neutral wire which is needed for the timer to operate.
Electrical Circuit Control for a Hot Tub Heater and Pump – Install a relay that would be activated when the pump is turned on by the Intermatic Time Clock. The HydroQuip electric heater circuit would be connected through the set of contacts of the relay.
How to Wire a Timer Switch for Lighting: As described, the wiring will require four wires for the connections to the time switch.
How to Wire a Time Switch for a Bath Exhaust Fan