For general questions on heating in your home.

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0
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2answers
61 views

Are my heat pumps using the right amount of power?

I'm trying to figure out if our two heat pumps are being power hogs and if there is something to do about it, or if they're operating normally. We bought our home recently and haven't been in it but a ...
0
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0answers
29 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
votes
1answer
67 views

Can I run my hydronic circulator off an appliance cord in order to use it to purge air?

I have a hydronic heating system with a relatively powerful B & G circulator pump. This pump has a relay that is controlled by the furnace electronics; if there is no power to the furnace, ...
0
votes
1answer
28 views

Is it possible to add a branch to existing fireplace blower?

My fireplace has two blowers behind grates in the brick. Fans behind these lower grates mix air with heated air from behind the firebox and kick out a serious amount of heat into the room. The heated ...
1
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2answers
104 views

What could be wrong with my flood damaged water heater?

We have an electric water heater. The basement flooded with 2 1/2 feet of water. Now when I take a shower the water goes cold in 3 to 5 minutes. What could be wrong?
1
vote
1answer
39 views

Could condensation happen on unused heating pipe?

So I used a furnace in the old days and now I switched to heating AC. But the old pipes and radiators are still in place. I just discovered that in the corner of the room the lower pipe is very cold ...
0
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2answers
79 views

Is it bad to have the bottom of a baseboard heater covered?

I live in an apartment with baseboard heaters. As the temperature outside gets colder so does my apartment. The thermostat is set high enough, but it just doesn't reach that temperature. When it's ...
1
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4answers
48 views

single zone house with forced hot water only heating on one side

I have a single zone in my house with forced hot water only heating on one side of the house. What am I doing wrong? I have bled the pipes many times and still not heat on one side of the house
3
votes
1answer
109 views

What is the impact of a backwards connected hot water radiator?

When building a hot water heating system the plumber has connected one of the hot water radiators backwards, i.e., the loop comes in at the bottom of the radiator and leaves the radiator on the other ...
0
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1answer
32 views

How to simply turn heating on/off with VRT 340f thermostat?

I've just moved into a new house and it has a Valiant boiler with a VRT 340f thermostat and I have to say it is completely perplexing even after having read the manual several times! It seems ...
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0answers
30 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
votes
1answer
59 views

Keeping heating wires secured to roof during snow removal

I have heating wires on my roof but still got bad ice dams the first winter I lived here. This caused leaking and I got my roof repaired. The 2nd year I used a roof shovel and heating elements. That ...
3
votes
1answer
63 views

Why is my oil tank so dirty on top?

I cleaned off the left side of my oil tank in this picture: My question is what caused it to get this dirty and is this normal or should I consider getting a new tank? Some notes: The rags that ...
1
vote
0answers
52 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. ...
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
64 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
votes
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. ...
3
votes
2answers
400 views

Is turning the heater off in absence cheaper than holding a low temperature?

Winter is coming and I live in a badly insulated flat in Germany. Outside temperatures are around 0°C at the moment. When I'm absent for a weekend, should I turn the central heating off entirely and ...
1
vote
2answers
399 views

Electric wall heater keeps tripping off. What might be the causes?

Just moved into a new house that uses in-wall electric heaters. Sooner or later, we'll be switching to a heat pump, but until then, I need these as it's getting cold. Our first floor has two heaters ...
1
vote
1answer
58 views

Actual efficiency of an old oil furnace?

We purchased a house with what appeared to be a relatively well-maintained oil furnace, about 30 years old (installed in 1984). We don't have any records of annual oil usage, or any way to find that ...
0
votes
2answers
45 views

Heating System Replacement

I'm looking for recommendations. I live in an older house that still has a steam radiator heating system. I'm currently using oil but I also have a gas line coming in the house which the stove uses. ...
1
vote
2answers
463 views

Electrical cable getting warm

I have an oil filled radiant heater that is several years old. I've tried it in multiple electrical outlets and the electrical cable on it gets hot close to the end that gets plugged in. It also feels ...
0
votes
2answers
69 views

Noisey Baseboard Heating

My house has baseboard heating from a natural gas water boiler and I am hearing some rattling when I turn on the heat at night on the 2nd floor. My house has 2 zones and I believe the issue is that ...
0
votes
1answer
37 views

Need to purge air from every radiatior?

I have a gas fired hot water central heating system. Water is circulated by two zone pumps at the furnace. There is an automatic fill valve. I recently had work done on the heating system, and the ...
0
votes
0answers
23 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
votes
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 ...
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 ...
1
vote
1answer
175 views

Why isn't my Lennox G26Q3/4-100-6 furnace firing up?

I replaced the batteries, does not click when it calls for heat in the thermostat. fan blows but no heat. I took off inspection door, held the safety switch in, a blue light is blinking constantly, ...
0
votes
1answer
35 views

Find the model for an unknown (non-Häger) wall thermostat?

I recently bought a house, after years in a flat. Many things are novel to me, especially the heating system. The digital thermostat is of an unknown brand, the former owner could not tell me (I ...
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 ...
2
votes
1answer
240 views

What is the optimal duty cycle for a furnace?

A heat load calculation of my home says it requires ~36K BTU/hr of heat at a normal winter temperature (40°F), and ~52K BTU/hr at the design temperature (24°F). An HVAC contractor has proposed ...
1
vote
1answer
60 views

How do I compare furnace models?

I need a new furnace, and I have quotes from two companies, for three different brands of furnace, Carrier, Trane, and Lennox. Both companies have provided the model numbers of the units they would ...
2
votes
1answer
62 views

Are hydronic systems set up as loops or ladders, and how can I tell the difference?

My hydronic system has a loop (or ladder) that visits baseboard radiators on four floors. All piping is hidden in the walls. On the attached diagram, squares are windows, red is baseboard ...
0
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0answers
48 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
votes
2answers
242 views

What could green covering on a radiator pipe be?

Recently I have discovered the pipe to my radiator is looking a bit weird. From what I can tell, it does not quite look like corrosion, neither like mold. I think I recall there was some green paint ...
9
votes
2answers
1k views

What is the purpose of the valve between these two pipes?

I saw an interesting arrangement of pipes and valves in a house I visited. These are hot water pipes, the two vertical pipes connect to a radiator. What is the purpose of the valve between the two ...
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 ...
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0answers
11 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
3
votes
2answers
98 views

Will batt insulation ignite if it is laying against my steam pipes?

I have steam pipes behind a wall that I loosely packed R30 batt insulation against. Is there a possibility that the insulation will ignite?
1
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2answers
88 views

What type of material is flexible but not too much, water proof, and can tolerate 80°C temperatures? [closed]

The idea is to build an electric pad with an non-coated heating wire (~1.3 Ohm/metter): the pad must be flexible under the bed sheet (like this one) but not too much (to prevent it being crumpled ...
1
vote
2answers
244 views

Is this Radiator handle/valve a replaceable part? Do I need to drain the system first?

Perhaps a stupid question... The ON / OFF valve on one of my 1900s radiators does not turn. Pictures below. The radiator is in a permanent "hot" state. Is the "valve" (handle and "small nut") ...
1
vote
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 ...
1
vote
1answer
26 views

Gas fireplace insert won't stick to marble fireplace

I have a marble fireplace and 2 years ago my gas fire insert fell out, I tried to stick it back in with heat resistant silicone but it fell back out. It is a metal gas insert any suggestions on what ...
2
votes
1answer
69 views

How can I improve the directional flow of my furnace exhaust pipe?

This one's for the creative folks. I'm in a condo on the top floor and I have a side neighbor. Both our furnaces exhaust out the back, under a four-foot roof section overhang (sticks out about a foot ...
0
votes
1answer
63 views

Retrofitting floor radiant heating under hardwood floors

I am considering retrofitting radiant floor heating into the first floor in my home by attaching the pex to the bottom side of the subfloor from the basement. On the top side of the subfloors is some ...
1
vote
2answers
56 views

Heater causing dry uncomforatable air

My bedroom is a bit cool so I started using an electric space heater (that doesn't have a fan). I noticed it makes the air very dry. What's the best way of counteracting this? I was thinking of ...
4
votes
4answers
273 views

Is transitioning to all electric heating smart?

I am in the process of overhauling my home heating and plumbing. I bought a 2600sq/ft 1980s Cape Cod in southern Maine on the coast. I've reinsulated the walls and roof and am continuing to make ...
1
vote
0answers
107 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 ...
0
votes
0answers
56 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.