Questions tagged [heating]

For general questions on heating in your home. Be sure to also include tags describing fuel source (electric-heat or gas), type of components, etc.

153 questions with no upvoted or accepted answers
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Why my baseboard heater won’t turn with new thermostat?

I have a pair of electromod basement heater. The label on each of them show them show 750/1000W. Power supply to this is 240V I am trying to replace the old manual thermostat with a progrmabale one. ...
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1answer
516 views

How would I install hydronic floor heat on top of a rigid foam insulated basement floor?

I intend to finish a part of my basement following this guideline from Fine Homebuilding and Building Science. There are two options I could come up with for installing hydronic radiant heat ...
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0answers
429 views

Thermostat not getting power (Nest E74)

I replaced an old Honeywell thermostat about a month ago with a Nest thermostat. Friday Nest started displaying an E74 error. I have two furnaces and two outdoor units, one for upstairs and for ...
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1answer
93 views

Sound proofing bedroom doors, what to do about air flow?

We recently replaced all the carpet in our home with hard floors, dramatically increasing the amount of noise transmission between bedrooms and the hallway. I've been researching the best ways to ...
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0answers
52 views

Do push-to-connect (Sharkbite) couplings allow for any thermal expansion?

I was reading the installation instructions for hot water (hydronic) baseboard heating sections. It says to consider using a special coupling between long sections of baseboard to allow for thermal ...
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0answers
236 views

Moving or closing cold air return

Here is my current situation: There used to be a wall running between two rooms here; with a heat vent on the top side room and what looks like two cold air returns on the other. The issue is, with ...
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0answers
81 views

Can I calibrate this thermostat? (Cadet brand, 240V)

My thermostat operates but seems to be badly calibrated. It will hold temperature, and you can adjust that temperature, but its not the temperature it says on the dial! It goes much higher than the ...
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2answers
83 views

Sliding bathroom barn door covering cadet heater

This was a design decision I made a month ago and now after things putting together, I have a "duh" moment. This is my bathroom door which will have a barn door sliding to the left: Note that there ...
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0answers
21 views

Water not circulating through baseboards

2 zone (1 radiant floor, 1 baseboards) hot water heating system. Radiant floor (t’d off main feed) seems to be working fine. None of the baseboard loops are hot, and the pipe was hot before the ...
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0answers
59 views

Outdoor patio heater stops working after use

I bought one of those 8 foot patio heaters that use a 20 gallon propane tank to replace my old one. It will run fine for a couple of hours on a full tank and then behave like it is running out of gas....
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1answer
519 views

Installing a Hive Thermostat

I purchased a HIVE thermostat and want some assurance before I go about installing this. First of all i was wondering where to put the receiver as I thought it would just replace one of the ...
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2answers
115 views

How is heat output controlled in closed-vent gas fireplace inserts?

Comparing Empire VFRL-18 and VFRL-18-10, the former is 26k BTU while the latter is 10k BTU. The look and price are identical. My question is, can I buy the 26k BTU unit to use in my living room, but ...
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0answers
47 views

Is my room suitable for electric underfloor heating?

We are in the process of buying a new home and would like to have ceramic tiles on the ground floor. This is more resistant but can get very cold in winter, so we thought of having underfloor heating. ...
2
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1answer
6k views

how to change furnace filter (bottom return) for Lennox G43UF

I have a Lennox G43UF furnace and I am not sure if I need to have both a filter for a side return and bottom return. If I do (which sounds logical), where would the location of the bottom return ...
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0answers
334 views

Why won't my condenser turn on when I run my heat pump?

I have a York Affinity condenser. When I run my heat pump, I expect it to turn on somewhere in the cycle but it doesn't. It generally does this once a year. The usual fix is to cycle the power of the ...
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10 views

Horstmann C27 to Nest

I'm in progress of changing Horstmann C27 with Nest Learning Thermostat Gen3. I'll share the images below, I'm looking for a way of mapping the cables to the Nest. C27 supports both Hot Water and ...
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1answer
73 views

Heating above ground pool by re-circuplating pool water through tankless, on-demand water heater

Due to covid-19 all indoor pools in my area are closed for the foreseeable future. Kids being swimmers, I purchased an Intex 15' round above ground pool and installed in it in the garage. It worked ...
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1answer
48 views

What is the difference between heat lamps and infrared space heaters?

Maybe these are pretty much the same thing. I'm interested in the difference between heat lamps and infrared space heaters, especially as regards How they are normally used How they should be used ...
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15 views

What is the advantage of a using a “Zone Controller”?

Looking at most pre-fab hydronic panels, the provide a Zone Controller. Initially I though they were used to stage the activation of the pump until after the valve was able to open but, looking at ...
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1answer
85 views

wiring hrv in a confusing house

some beautiful pictures first time posting apologies if my placement is off Buying HRV. I am debating between two units, venmar evo5-700 which doesn’t support furnace interlock or lifebreath rnc205, ...
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11 views

Heating system cycling

My heating system is power cycling because the heat exhaust temperature sensor is tripping. When I turn the intake gas valve closed a bit, the system will stay on for longer but it's still does some ...
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0answers
50 views

Suggestions on where to relocate a wall register I'm enclosing in a closet? (with labeled floor plan attached). Thank you!

I'm looking for some suggestions on where to relocate the HVAC wall register (shown in red), as I am planning to enclose it in a closet. It comes from 3x7 rectangular duct into the 2x4 wall and rests ...
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38 views

Gas central heating on max for hours. What are short and long term adverse effects other than higher bills?

I've had a new boiler fitted, a Bosch-Worcester one, in a medium size house. It's been serviced professionally, when required. The new boiler came with a thermostat control pad. All the copper piping ...
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42 views

Environmentally friendly methods for heating a large addition

I live in Southern California, and am writing this at my desk in the large family room, which is about 45 sq.m. (500 sq.ft.). This room was added on to the house, and our natural gas furnace doesn't ...
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2answers
48 views

electric base board heat

I have old base board electric heaters probably from the 60's or 70's that are controlled by a wall thermostat. There are 4 heaters in all connected to the thermostat. 2 in my living room shut off ...
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102 views

Is insulating the back of a PTAC unit for winter a good idea?

The winter heat in my apartment is supplied by old PTAC (Packaged Terminal Air Conditioner) units, using resistance heat (it's too cold for the heat pump to work). A lot of cold outside air leaks ...
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2answers
104 views

Why is one baseboard heating hotter, and not controlled by thermostat

We have a 3 unit house with hot water baseboard heat fired by an oil boiler. Apt 1 has her thermostat set at 70 but her room temperature is 82 so she set thermostat to 50 and the living room baseboard ...
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23 views

PTAC heat troubleshooting

I own a condo with two Islandaire EZ09EBMXH8N10AA PTACs, one of which is acting weird. They have self-contained A/C mechanisms, but the rooms are heated by pumping hot water from the building through ...
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1answer
1k views

Installing PEX pipes close to heating vents

We are renovating all the bathrooms in our house that was built in the early 70s. The plumber has replaced most of the copper pipes with PEX tubing. He has not replaced copper entirely and has ...
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18 views

Baseboard Heating Loop Determination

I recently bought a house with baseboard heating. This is my first house with such a heating system and I've gone about trying to see how it is laid out but it is challenging given I don't want to ...
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1answer
99 views

Use CLR to clean stuck bleeder valve

I was bleeding the air out of hydronic heating zones and I notice some mineralization on bleed valve attached to my air scoop. I took the Schrader valve cap off and tapped the valve I noticed it was ...
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0answers
35 views

U.s. boiler / Burnham boiler alterations

i have a 203ncl-tei2 boiler installed in danvers Massachusetts. Regular elevation. This boiler also has a failed tejurland (universal control) powerventer motor on it that is only humming, not ...
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2answers
116 views

Blower Fan Comes on and runs cold air and then shuts off before the gas and heat actually come on

I noticed on our Carrier furnace that the blower motor and fan come on when the heat is called for like a minute, then it shuts completely off before the gas and heat and blower motor take off to heat ...
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0answers
597 views

How to stop the humming noise coming from my gas furnace when on Auto Heat?

My gas furnace makes a humming noise when on Auto Heat, like as if the blower motor or capacitor was bad. However, the blower turns on and sounds fine when thermostat is set to fan ON rather than ...
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0answers
33 views

Heating zone only partially working for gas boiler

I did all of these things: Checked the pressure and temperature, which looked OK Attempted to "purge" the area. The zone (let's call it Zone 2), was purged by opening the valve on the return. I had ...
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0answers
178 views

Wood stove as auxiliary to heat pump

Existing appliances (https://i.stack.imgur.com/gvKvm.jpg) I bought a home this year and it was built in 1978. There was no disclosure statement for the house so I have no knowledge of its history or ...
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0answers
752 views

How to wire a Taco zone valve controller with ecobee

I'm having an issue with wiring my Weil McLain gas boiler. It was wired up fine and working for a single zone. I added (2) 4 wire zone valves in. So I now have 2 zones, a Taco zone valve controller(...
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1answer
35 views

hydronic heating register air locked

Can I change the air relief valve on one of my hydronic heating registers without draining the system,I have a water shutoff valve at the register and the system is cold.The boiler pressure shows 10 ...
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0answers
56 views

What heating mechanism do I have and how do I turn it off?

This is a bit embarrassing but I'm unable to figure out how my house is actually heated. I have some vents in the wall (just above the baseboard), which blow out hot air and are controlled by one ...
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4answers
9k views

Will adding a cool air return in the basement help with summer AC power usage?

Pretty much the title. I have a full basement. Part of it is unfinished and has the water heater, furnace, and washer / dryer. The other part (roughly 1/2 of the total space) is partially finished. It ...
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0answers
31 views

Portable heat pump strange thermostat

I've got an Olimpia Splendid Ellisse HP portable heat pump with strange/incorrect thermostat readings. According to another thermometer the room temperature is currently 16.9C, the heat pump ...
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0answers
70 views

Is this line voltage thermostat sufficient?

I'm replacing a bad Aube line voltage thermostat for my electric baseboard heaters. I liked the model, so I purchased what I thought was the same one - however I missed a letter in the model. What I ...
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0answers
45 views

Some baseboard in one zone are getting hot and some are not

So I have one zone with two split loops. One loop is getting hot, the other is not. In the boiler room where the zone splits into two loops i can already feel that one is hot and one is barely warm. ...
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0answers
190 views

bleeding radiator without access to the bleeder valve

I've got a cast iron radiator where the end with the bleeder valve is shoved up against a wall. Is there any other way to bleed a radiator? Supply and return pipes are at top and bottom of the ...
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0answers
40 views

Kitchen Installation new build: How long after heat goes on?

In Short Our kitchen suppliers have told us that the kitchen should only go in 6-8 weeks after the heat has been turned on in our new build. Their concern is how dry the house is, I assume the issue ...
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0answers
618 views

Goodman furnace starts after turning on / off 7 times

I have a Goodman furnace from 2000 has been running great until recently it does not seem to cinc with thermostat. when you shut unit down and turn back on it will go through all motions of starting ...
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2answers
441 views

Furnace Blower fan doesn't start

I have a keeprite high efficiency furnace that Was a part of my new house. It's 2016. The Honeywell thermostat is set at 23 deg C. This is what happens when the temperature is below the cut-off I ...
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0answers
691 views

Voltage Drop between W1 and Rc wires

I recently converted from Oil to Gas. One of my zones is no longer working post conversion (it was working, then nothing worked, and then after they replaced a defective unit on the boiler it didn't ...
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1answer
378 views

Converting Diverter-Tee System to Loop

I have an old house (~130 years) that has a hydronic baseboard system installed. The heating system is improperly plumbed: the 1st floor thermostat controls half the heating on the first floor and ...
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0answers
201 views

Can I usefully control an electric baseboard heater in 1 room with the same thermostat as my central heat?

My house has a gas furnace and heat pump (and AC). Unfortunately, one bedroom does not have air ducts hooked up. Is there a way I could install a baseboard heater in that bedroom and have it ...