For general questions on heating in your home.

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3
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0answers
479 views

How do I install a WiFi thermostat with a Well-McLain steam boiler?

I have a Weil-Mclain 150000 BTU steam boiler, and have only 2 wires connected to my thermostat, but would like to add a new Honeywell WiFi thermostat. I have no C wire, no A/C, or any other type of ...
2
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0answers
28 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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0answers
297 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 ...
2
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0answers
225 views

How do I know if my high limit and low limit are set correctly on my aquastat?

I have a boiler that is only providing heat for my forced hot water baseboard system (4 zones). I've always thought that the high limit on the aquastat was too low (the temperature on the boiler ...
1
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0answers
14 views

Furnace added to second Floor

I am ripping my entire house apart and will be making almost an entire wall out of windows and doors,(glass). I will be changing all of the floor plans, (walls), so at the moment I am adding HVAC to ...
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0answers
24 views

plusses/minuses of a modern pellet boiler system?

I know someone who is considering one of the Okofen (or equivalent) pellet-fuel systems to replace his house's dying oil-fired boiler. (He's keeping the existing Forced Hot Water baseboard system to ...
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0answers
12 views

Joist trak radiant tube length in last bay

I'm installing my first radiant floor system using 1/2 inch tubing and Joist Trak plates. I purchased a 1000 foot roll of tubing and cut it into 5 200' pieces. While running my loops, I'm finding ...
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0answers
32 views

Hydronic Heating: Noisy pipes in the basement/walls

My issue is i have a natural gas boiler + hydronic heating system (two zones). It seems that after I remove air from each zones, the heating system is quiet until 12 hours later. In the early morning ,...
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23 views

Heating system is heating the radiators instead of the hot water - why?

We have a heating system with a boiler, hot water cylinder and a controller to set the timers for the heating and hot water which it then switches between accordingly. Lately, it intermittently (I ...
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0answers
58 views

HVAC - hot air flowing on both zones when only 1 zone should be on

I have 2-zone forced air heating, with separate thermostats for each zone. Normally, if the thermostat in zone 1 triggers the system to go on, the heat will only blow through the vents in zone 1. ...
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0answers
29 views

Hot Water Baseboard is not hot, when purging out air, very little water comes out.

The Boiler is at about 20 psi on heating pressure gauge but I'm not getting heat through the base boards. I have 3 zones fed with 3 circulating pumps, one for each zone. On the return I have 3 ball ...
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13 views

Hot tub heater turns off went both vents are open

My hot tub will turn on if one of the vents to the heater is shut. As soon as I open both the hot tub turns off. Any suggestions? Thanks
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0answers
31 views

Underfloor heating stops working after 5 minutes

I have recently moved into a flat which has underfloor heating. Yesterday I wanted to test it, but it seems that after 5 minutes of working, it doesn't resume again. The actuators on the manifolds ...
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0answers
109 views

Why would my boiler's pilot go out after the hot water comes on?

I have a Potterton Prima 40B conventional heat-only boiler that was installed in 1999. The pilot light goes out after the hot water comes on. It will stay on if the heating is on, but about 2 minutes ...
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0answers
40 views

How can I keep a room cool that gets hot via hot air from a duct window?

My room window which opens in passageway of a double story building, remains cool and some cool air also comes from it. Unless other building members open there split ac,because all the outers ...
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0answers
32 views

Why would one of the zones of my Slant Fin gas fired hot water baseboard heating system not be heating?

Thus far I have: replaced with new batteries. turned down temp and switched the breakers turned heat back up, no response Can a pilot be out for one zone? The other two are warm and cozy. Did ...
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0answers
27 views

Bio-ethanol or other solution?

This question is related to Can bio fuel ethanol be used as a main heating source? In regards to the thread title, as a apartment buyer where the builder is going to implement a bio-ethanol fireplace,...
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0answers
127 views

Why would a GFCI on my infloor heating circuit trip, when an exhaust fan on a different circuit turns on/off?

I have infloor electric heating installed in our bathroom. The power is supplied by a dedicated 240V/1Ph. circuit that also feeds a couple of baseboard heaters in our bedroom. The infloor heating is ...
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0answers
81 views

What could be causing my baseboard heater to not heat up?

I have a Dunkirk Gas boiler with an Amtrol Extrol expansion tank Have a weird situation During the winter when it is very cold out, my heat does not turn on automatically. My thermostat may say 70 ...
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0answers
67 views

My gas heater relief valve keeps blowing, is the circulator installed backwards?

So I had a contractor put in a new circulator last season. Its a honeywell PC3F. I tried turning my heater on for the first time this season and the relief valve blew. I tried replacing that and ...
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0answers
344 views

Will porcelain tile provide enough thermal mass for off peak heat storage?

The U.S. department of energy suggests electric radiant heat can be cost effective if preheated during off peak electricity hours if installed within an appropriately massive covering. Is there a way ...
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0answers
3k views

How can I add a common wire to the existing furnace wiring?

My current furnace has Rh and W1 to the thermostat. I'd like to add a C for my new networked thermostat, but I'm not sure where to connect it. From my research it sounds like I should be able to just ...
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0answers
500 views

Do heater vents that will self close exist?

Are there heater vents that can open and close as the air passes through them; this way being closed when off so the warm air won't escape back into the vent. My heater is located outside meaning the ...
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0answers
131 views

Where can I find a remote mains socket for my electrical heater?

I have been looking around for a remote mains socket which will operate my heater in my office at the end of the 70 feet garden. I want to be able to switch on the heater from the house. The label on ...
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0answers
346 views

How can I clean out the pressure switch port at the inducer housing on a Lennox G40UH furnace?

I have a Lennox G40UH(x) furnace, but the gas does not ignite, because water may have entered the system while raining, or the the pressure switch port at the inducer housing has just to be cleaned. ...
0
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0answers
8 views

trouble shooting home AC

air conditioner unit outside only turns on when the thermostat is put in to the on fan position.and the heat/cool is in the off position it's a carrier It's had heat all winter long. and now won't ...
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0answers
16 views

How to add forced water radiator?

I have a very small cast iron radiator which works great, but when really cold temperature hits outside, it is not enough to heat that particular room (and it is on the third floor so 2nd zone is not ...
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0answers
17 views

Name of technique/material to reduce roof heat

I live in India. I have a cemented house. Here in my area, roof becomes very hot in summers and it heats adjacent walls too. To reduce this, people put a layer of organic manure mixed soil on roof. On ...
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0answers
49 views

Nest thermostat - combi boiler and UFH set up question

We recently had some work done, a new open plan room, a new boiler and underfloor heating (UFH) put in. We had some confusion, a lot of which comes from not having a basic understanding of how the ...
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0answers
20 views

Why does my kerosene furnace stop running?

I am having issues for months now with my kerosene furnace for a mobile home. It is a beckett relay and becket flame box. I have changed electrodes, I changed eye for flame sensor, the nozzle is not ...
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0answers
12 views

Central Heating water system HELP

I have one pump at my central system at home on the line returning to the boiler, the pump is [Grundfos ups 32-80 180], i have no problem in the boiler itself and the water reaches the temperature set ...
0
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0answers
26 views

no heat coming out of the radiators

My heater is working, I just replaced the expansion tank. Thinking that was the problem and still, nothing. No heat coming out of the radiators. What can I do to fix this, my house is cold...
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0answers
30 views

My house heater it works but the unit outside is not working

My house outside unit is not working at all in the winter. Should I call someone to fixed it or live with it as is? I heard it may be expensive.
0
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0answers
32 views

2 zone oil boiler only fires burner on 1 zone

I just moved into a house that has a oil fired hot water boiler it is a cold start boiler my problem is this it has 2 zones controlled by 2 separate circulators with out zone valves zone 1 has to be ...
0
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0answers
49 views

Could my New Hot Water Tank be improving my Furnace

I've gone thru 2 blower motors in my furnace in 3 yrs. Techs don't know why. I purchased a New Water Tank recently and it seems strange but my furnace is working better. Usually I could hear noises ...
0
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0answers
65 views

No heat going to zone (baseboard)

We have a three-zone baseboard heating system. One day it became extremely hot in one of the zones on the 1st floor; it seemed as though the system was pumping hot water no matter what the thermostat ...
0
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0answers
24 views

Thermostat not triggering divertor valve

I'm trying to figure out what's going on with our heating system. We've had 3 different heating engineers come out and we still have problems. When I turn the thermostat up to 30c I can feel that the ...
0
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0answers
17 views

Heat pump blower running at different speeds during heating cycle, what is happening?

Just bought a newer home with a large Carrier Puron heat pump. Cold weather is here so we are running it. The Blower often kicks into a higher, nosier speed, near the end of the heating cycle. ...
0
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0answers
24 views

How do I wire a universal honeywell control board to a york LP gas package unit?

i bought this universal honeywell control board and I'm trying to figure out how to wire it up. I'm trying to wire it up to a York gas package unit. I have looked all over the web for pictures and ...
0
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0answers
45 views

Home still heating after unit is off

My wife and I just purchased our first house and we're having an issue with the house getting too warm. We usually set the thermostat to 65 while we're sleeping when the unit reaches that temp it does ...
0
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0answers
24 views

Heating Not working but heating water kicks it in

My heating (gravity fed) is not coming in when the timer starts but the if the water needs heating it kick starts it. I thought it may be a thermostat issue because when I moved this to a point that ...
0
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0answers
51 views

Alternative attachment to concrete floor containing pex heat tubes

I am getting ready to finish my basement. The counties "Typical Finished Basement Details" say that bottom plate attachment to floor is with 16D concrete nails face nailed. What are USBC approved ...
0
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0answers
31 views

What is this heating thermostatic head connection called?

I want to purchase and install thermostatic head for heating radiator valve in my room but can't identify connection type. The radiator itself and valve don't have manufacturer name on it. What is ...
0
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0answers
60 views

Will a modern AC automatically switch between cooling and heating?

Say I set the temp to 23C on a hot day but the weather turns cold eventually. Will it detect later that autumn came and heating is needed? I'm talking about a Panasonic inverter AC.
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0answers
38 views

How do I go about finding the correct size hydronic baseboard radiator covers?

I replaced some drywall behind a hydronic baseboard radiator. The original covers were thrown out. The element size is 2.75x2.75. This is bigger than the covers sold at big box stores. I called a ...
0
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0answers
62 views

Need help with my furnace

Why does my fan blow cold air and not stop but when I turn the air down my heating coils in my furnace seems to kick on and get real hot then kick off and kick back on please help it's freezing
0
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0answers
701 views

Why does my Trane only blow cold air when the system is set to Heat?

The thermostat is set at Heat at about 69 but it doesn't warm up. Stays at 65. Just blowing cold air. I had someone come out to look at my Trane XB80, and he said it was probably a bad gas valve. It ...
0
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0answers
121 views

What could cause the heat side of our split pack heating/air unit to stop working?

Our heat side of our split pack unit (runs on propane) come on and will runs little bit but then won't come on again. We can turn it off for a while and then it will run again. What could be the ...
0
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0answers
542 views

Heating zone not working when other 2 do

I have three zones of forced air/baseboard heating in my house. I had the furnace shut off for the summer and after turning it back on, two zones in the house work and one does not. Any tips on how ...
0
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0answers
47 views

Keep finding thermostat on heat

On multiple occasions now, I have noticed odd things going on with my HVAC system, only to go to the thermostat and find that it has been set to heat! This happened once in the middle of summer, when ...