Questions tagged [timer]

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Would this be the correct way to add a timer switch to an existing fan with thermostat?

We have an existing 120V AC exhaust fan wired to simple inline attic fan style thermostat. We would like to add a timer switch so the fan could be manually turned on as needed. Would this be the ...
1
vote
2answers
127 views

Why should a (non-dimming) light timer care about what's connected to it?

I am looking at the spec sheet for an Intermatic STW700W in-wall timer. It says: Switch Ratings: General Purpose: 15 A, 120 VAC, 50/60 Hz Tungsten: 8 A, 120 VAC, 50/60 Hz ...
0
votes
2answers
1k views

Replacing a switch where power comes thru the fan to the timer switch, with only 2-wires? [duplicate]

I can see an answer where it suggests a 3-wire run from the fixture but I'm hoping to use existing wiring and it only has black and white wires coming from the bathroom fan to the old timer switch. ...