Questions about: thermostat

by Mike Emery Last Updated March 05, 2016 01:09 AM Background: This is a new house, with a boiler system I'm not familiar with. Instead of zone valves, each zone has its own pump (4 zones). There is a fifth pump on the other side of the boiler
I've already installed three separate WiFi thermostats (using an external transformer for each) but never one that controlled both cooling and heating. I can see that I have the red wire for the heat hooked up to R terminal and the cooling red wire h
Are you frustrated because the water heater pilot light won't stay lit? This is not only irritating but troublesome as well. The unlit pilot light can turn your comforting hot morning shower into a nightmare. After all, having a shower with not-so-wa
I have a 220V electric baseboard heating system which is controlled by a 24 VAC 2 wire thermostat (RH, W). There is a 220V to 24VAC relay in the circuit from the thermostat to the heating system. I plan to replace the thermostat with a WiFi enabled s
When I was around 8 years old, my family had trouble with the power socket switches turning themselves on and off mostly at night, over the course of several years. This irritable occurrence seemed to intensify as soon as one of us focused our attent
Based on the ladder diagram, it looks like the R terminal is only energized when all the limits (main limit and however many rollout limits there are) are closed. So if any of the limits open, the thermostat loses power (maybe). I can't say for sure;
I have a RUUD furnace that stopped blowing hot air last night. I was thinking that it was the high limit switch gone bad BUT the coil ignites and lights but then goes out again after a minute, so since it actually ignites I ruled out that possibility
In a bathroom I have a single 500w 240v electric baseboard heater, and AUBE/Honeywell TH305 digital line voltage single pole thermostat. I noticed yesterday, that the display had gone blank. A quick check showed there was still power to the stat
Thermostat wire is made of multiple strands of solid copper wire, each wrapped individually with a colored shell and enclosed together inside a protective sheathing. During installation, the wires are connected to one board that sends certain data th
The yellow wire goes to Y? I think you meant to say. That seems okay. First Thing: Check to see if your contacts are pulled in