Questions tagged [wifi]

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14 questions with no upvoted or accepted answers
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Old furnace with no “C” terminal for wifi thermostat

I'm new to this forum and was wondering if I could get some help regarding installing a Honeywell WiFi thermostat that requires a "C" terminal. I currently have an older thermostat that has only 4 ...
2
votes
0answers
740 views

Honeywell WiFi thermostat jumper loop separate ac and gas furnace

I need to validate my understanding for the installation of a WiFi thermostat that requires 24volt continuous power to operate in a constant state. I am DIYer who is computer literate. Like a number ...
1
vote
1answer
119 views

Can't get wifi thermostat to work with gas boiler

I bought a Sensi WiFi thermostat and I have been trying to install it. I can't quite figure out how this wiring should work. Here is a link to pictures of the boiler and the current thermostat. The ...
1
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0answers
58 views

No 24VAC between R and C on Rudd R801 Control Board

I’m replacing a older programmable thermostat with Ecobee 4 which is to control a Ruud R801 HVAC unit installed last year. I have access at the thermostat to a wire (orange) that goes to the C ...
1
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0answers
43 views

Lighting neutral

Can anyone explain about lighting neutral wires (blue)? I have a 3year old house, which has blue wires in the back boxes. I am assuming that this is the neutral. On my current 1 gang 2 way switch ...
1
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0answers
373 views

Sonoff switch with override wall switch

I have a fan, a light and two sonoff basic devices to control them. As sonoff can only work with internet, I thought it would be a good idea to be able to fully override the controls with separate ...
0
votes
1answer
17 views

Trane air handler twe036c140a0 create “c” wire

Trane Air Handler twe036c140a0 Create "C" Wire Can someone please tell me the best way to Create a "C" Wire for a Honeywell WiFi thermostat (model rth9585wf).
0
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1answer
76 views

How can I find a fault causing loss of internet signal on mains

I have a powerline system which was working well then suddenly stopped. The signal will travel well between 2 or 3 or 4 outlets out of 14 then drops to next to nothing. At the time of failing nothing ...
0
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1answer
30 views

Adding a C wire for WiFi Thremostat

I have a secondary transformer already which is supplying power to my 2 zone zoning board. Can I tap off of this to provide my WiFi thermostat with power or does it have to come off the furnace board?...
0
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0answers
186 views

Install TP Link Wifi Switch and problems along with it

Similar to Trying to identify the neutral in my switch box for home automation switch. , I have an issue regarding installation of Wifi switch. The switches I got were WiFi switches https://www....
0
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1answer
117 views

Ecobee3 lite connected to Lennox Pulse G14Q Heat/Air Condition

I have read a similar wifi thermo connection feed here and they had success hooking the C wire to the T terminal on the furnace. I can get power to run the thermo from the T terminal, but when I do, ...
0
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0answers
33 views

WIFI “C” terminal

I recently purchased a WIFI thermostat that requires the use of the "C" terminal. I do have an extra wire available to use on the C terminal that runs from the wall unit to the furnace. However, ...
0
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0answers
103 views

Link remote light switches via nest

I have a light switch that controls the light on my front porch. It was clearly designed for incandescent bulbs as CFLs always flicker when installed outside when the light is off as if a small ...
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0answers
498 views

Putting a WiFi thermostat on a Milli volt system control of a fireplace.

I under stand that it can be done using a transformer and a relay along with a WiFi thermostat. I want to keep the present Milli volt thermostat functioning in case I loose electrical power and I ...