Questions tagged [furnace]
The furnace is part of an HVAC or central heating system used to generate heat. Typically this is done with gas, a heat pump, or an electric element. For hot water and radiator based heating, use the boiler tag.
831
questions
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405 views
Connect Wifi Thermostat to Goodman GMP050-3?
I'm trying to connect up a wifi thermostat to Goodman furnace, specifically the GMP050-3.
I've done some reading on this but I'm still not quite sure how to go about it. Specifically, I'm not sure ...
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1answer
49 views
rewiring a furnace for an inside fan
I have a Outdoor AC unit that has an A-coil in it, so it pushes all of the air from outside through huge duct work and into the ventilation, which by the time it gets to the last room its extremely ...
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1answer
68 views
burners out of sequence with blower motor
I have a Bryant furnace plus 90 model #398AAW036060D. I just changed the blower motor. In the last five years I've changed the main board, inducer board, pressure switch, and cleaned the igniter the ...
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1answer
103 views
My blower fan won't turn on unless AC is running
So first of all, I've changed nothing: same thermostat and same everything.
I typically run my blower fan 24/7, but a few days ago it stopped working unless the AC is on. Which tells me that the ...
2
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1answer
47 views
2 wire thermostat wire want to be able to select fan only
I have an older furnace with only 2 wires at the thermostat "white and red". No issues at all with my system works as should. Thermostat is new Honeywell basic model not smart. I want to ...
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1answer
82 views
1999 Goodman furnace modeld GSMS060-3
Furnace goes through the normal start up process but after 5 minutes the flames go out and I hear a click in the induction motor not the main fan.
What could I check.
I have taken out the flame ...
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1answer
31 views
How do I purge the air from a hot water furnace with zones
I want to try and bleed the air from my hydronic ( baseboard ) heating system. It's a natural gas system, I think I understand the basic functionality but my system seems to be a bit unusual and I'm ...
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2answers
78 views
How to troubleshoot gas supply not making it to some appliances
I recently purchased a home and once utilities were turned on I've been having issues with certain gas appliances. Some appliances required a normal amount of time to get the gas flowing after being ...
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1answer
39 views
Any pros and cons on relocating register on the ceiling?
I need to relocate a Heat/AC register (Labeled 2)
I am planning to move it to new location (Labeled 3), kind of in the middle of the room on the ceiling.
At the same time I think I need to move the ...
6
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2answers
1k views
Why can't a swamp cooler and a furnace be active at the same time?
New to living with a swamp cooler. I've been told by several sources (people and internet) that the swamp cooler and the furnace can't be on/active at the same time, and indeed my landlord switches ...
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1answer
77 views
Fan comes on but the air conditioner does not
During hot days when the air conditioner is on a lot it comes to a point in the evening when the air conditioner shuts down and the fan (from furnace) stays on. This will go on all night as the house ...
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1answer
39 views
What are these parts (for an IKEA INGOLF kitchen chair)
I want to replace these plastic widgets in my IKEA INGOLF kitchen chairs with metal ones -- but I don't know what the metal ones are called. This is the chair: https://www.ikea.com/gb/en/p/ingolf-...
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2answers
1k views
Can a pilot on a furnace be on but the thermocouple still be bad?
Heat just stopped working after working 3 days ago. All circuit breakers are looking good, gas is flowing, and furnace seems to be operating fine. Pilot is on and thermocouple is holding the flame, ...
3
votes
1answer
100 views
York furnace not firing up correctly
I have a York TG9S080B12MP11A up-flow configured natural gas furnace. We have had the furnace since 2007. I am having an issue where the furnace is not starting correctly.
When I power up the blower ...
1
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1answer
46 views
Furnace Pressure Switch Testing
I have a ComfortMaker combination furnace/AC for the back part of my house. The furnace kicks in, but never heats up. No errors are reported. Started troubleshooting and took a peek at the pressure ...
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4answers
4k views
How can I resolve a “vent intake or termination” problem on my furnace?
It's June so my furnace has been off for a while. But it's cold today and I have a sick kid home so I tried to start my furnace but it's not working. I'm getting an LED code with three red flashes ...
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3answers
78 views
Wildfire smoke : old electronic air cleaner or normal pleated filter better?
The house we live in has an old electronic air cleaner attached to the furnance. It's a Honeywell F50E 1182. We have lots of wildfire smoke in the PNW right now and am wondering if using this system ...
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2answers
35 views
Thermostat wiring for fan only
I have a White Rogers 1E78-144. My house has heating only and no AC.
https://climate.emerson.com/documents/ie78-non-programmable-thermostat-instructions-en-us-4209010.pdf
The current wiring only ...
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1answer
73 views
Home furnace not kicking on or staying on
I have a furnace question. Our house has an Amana furnace and it won't seem to kick on.
For context, the temperature in the house is around 60 degrees or so. When setting the thermostat higher, a ...
0
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1answer
2k views
Blower motor turns on before furnace heats up all the way
I have a Honeywell furnace and when it starts the exhaust fan kicks on then the flame starts (it's a propane furnace) it warms up between 30 seconds to a minute then the main blower kicks on but it ...
0
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1answer
98 views
How can I diagnose an intermittent furnace ignition failure?
I have been researching how to diagnose this intermittent lighting issue with my furnace but the common issues do not seem to apply.
Blower turns on
Ignition coil turns cherry red
Sound of gas blower ...
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2answers
3k views
Furnace keeps going out during cold periods, needs procedure to reset
I have had a reoccurring problem with my Rheem gas hot air furnace. Model# RGVC 07EA ER and
SER #KN5D1041F47889671. This is a 28 year old furnace that is a horizontal attic mounted furnace. I have had ...
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2answers
44 views
How often should ducts / furnaces be cleaned?
Asking for a house with a dog located in Canada but any general answers would be welcomed.
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0answers
6 views
Closet installation of gas boiler
We have a gas-fired steam boiler (Williamson Thermoflo GSA-150) that heats our house. We're finishing the basement and would like to close off the boiler and water heater (also gas) in a small room. ...
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3answers
3k views
Does my furnace suck air from outside?
I've tried Googling this but the stakes are quite high and I don't want to be wrong, so I'm asking here.
Wildfires are raging in California where we live, and the Air Quality is nearing the 'hazardous'...
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0answers
25 views
Gas furnace only lighting two of four burners
Good morning all,
Long story short I have had an issue with my furnace (a Payne PG8MA) that no one has been able to resolve for a few years. I can't remember exactly how long it has been happening, ...
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1answer
40 views
Why is my thermostat reading falsely high temperatures?
Thermostat is reading crazy high temps when it is really 67. Furnace won't deliver heat. Fan works. Is it the thermostat (batteries replaced already) or the furnace?
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2answers
40k views
Why is my furnace blower running at low speed?
My Payne gas furnace (PG8UAA 42091) automatically shuts down after it lights and burns for two minutes. It then gives a 33 fault code. I've done some research and some testing and have narrowed the ...
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1answer
21 views
Adding C Wire as simple as C to C?
Short version: I ran a new 2-strand wire from my thermostat to the furnace/air handler unit to provide spare wires since the existing 5 wires are used up and I need a C. Is hooking up the C wire as ...
0
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1answer
64 views
Wall furnace burner not starting
My wall heater is not functioning. I had a similar post last year, and this year the problem evolved.
Attached is the kind of wall furnace that I have.
https://drive.google.com/open?id=...
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1answer
30 views
Adjusting ECM motor air flow
I recently had the following Rheem ROCB furnance installed.
https://www.rheem.com/product/ROCB-118P05-M
It's paired with a Rheem 5 ton condenser for cooling. However, I feel the air flow is set way ...
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2answers
65 views
What could cause the blower of a Coleman furnace to come on all by itself? [closed]
I have a Coleman furnace in my mobile home. It was really hot today and the furnace blower came on all by itself. It has ran for 7 hrs. and wont shut off. How do I fix this and what is the problem?...
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1answer
895 views
No power in r line after changed thermostat
I have a carrier furnace 2008, just changed my old thermostat to new nest thermostat, forgot to turn off the power. Now I have no power on my r line, checked short fuse still good, red light in front ...
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1answer
265 views
Ecobee3 Setup and furnace only has W G R
My existing thermostat has 4 wires (missing C) so I'm attempting to use the Power Extender Kit (PEK) at the furnace control board. Only problem is, I only have 3 wires that are obviously labelled at ...
2
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1answer
172 views
Why would my Maytag FG6RC high efficiency furnace restart in the middle of a heating cycle?
My furnace is probably 7-8 years old, and this heating season the furnace has developed a strange problem. The furnace starts normally, but before the temperature reaches the thermostat setting the ...
0
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1answer
38 views
connect switch handy box to plenum?
would it be code to attach the 2 x 4 handy box with the switch on the plenum as the old furnace set up would hook up on the new furnace with the bx cable coming off bottom of handy box to furnace ...
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1answer
53 views
Adding split AC to a Dayton oil fired forced hot air furnace
I'm trying to add split central air to my Dayton oil fired forced hot air furnace, mod # 3E268A. The manual clearly says it can accept this but the terminal block in the unit only has (4) lugs. TT and ...
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1answer
24 views
What vent type and configuration does my furnace use?
I am trying to replace my 33 year old furnace. The brand is Carrier and model is 395BAW048095.
I couldn't figure out the correct vent type and configuration (down-flow, multi-position, up-flow).
I ...
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1answer
8k views
Goodman gas furnace limit switch opening, blower only runs with a/c
I apologize in advance for some of my incorrect terminology. My father has a 2004 Goodman GMH80904BN gas furnace with a/c. The a/c has functioned properly all summer here in Ohio, we have recently had ...
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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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3answers
61 views
Is my furnace fresh air intake correctly installed at my apartment?
I have a furnace with an uncovered air intake. I cant imagine it is pulling very much fresh air in through the duct because it is uncovered. I am wondering, is this correct? I believe there should be ...
1
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1answer
978 views
Honeywell VR8300A3500 Single Stage Heat Gas Valve to Ecobee3 with C wire
Hey everyone have a quick question regarding a honeywell VR8300A3500 Single Stage Heat Gas Valve and the introduction of a Ecobee3 wifi enabled thermostat with a "C" wire. just want to make sure i am ...
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2answers
31 views
How to calculate efficiency of old Westinghouse furnace VS new variable speed Furnace
We have an old Westinghouse Forced Air Furnace (model FGUB137EG). It's been working fine, with the occasional pilot lighting issues since we moved in 6 years ago. We've been thinking about adding ...
0
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1answer
73 views
Rapid on/off cycling of furnace
My 50-year old wall furnace keeps cycling on and off as it gets near the set temperature. Can I fix this by changing to a new thermostat? It's a 2-conductor cable (no blower).
2
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1answer
41 views
Is wiring supplying an integrated HVAC breaker a branch circuit or feeder?
Since this air handler / furnace has overcurrent protective devices in it, would my wiring from the panel then be a feeder or branch circuit?
I kind of think it would be a feeder circuit. And that ...
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1answer
207 views
Wiring AC condenser to Furnace
Hello
So this is what I was left with
I am trying to tie in fan on/off and a AC condenser
I have 2 wires for my limit switch, 2 wires from my 24ac transformer, 2 wires from my AC condenser and 2 from ...
2
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2answers
2k views
Goodman gas burner not lighting
Goodman warm air gas furnace. Gas burner would not light.Status code light blinked continuously. Igniter glows red hot. I cleaned flame sensor with fine grade sand paper. Checked transformer line ...
2
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1answer
502 views
Unable to locate filter on Gas Furnace
Can not find where the filter for this furnace is. It is a gas Rheem Criterion II. Have watched YouTube videos but none look like mine. Thermostat keeps saying filter needs replacement.
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4answers
787 views
Why won't my furnace complete the startup sequence when powered by a portable generator?
We recently had a power outage that lasted several days and the house was down to 41 degrees and expected power restore was several days in the future.
I purchased a 3500 watt (5250 starting watts) ...
0
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1answer
2k views
Low voltage wiring of outside condenser & condensate pump
This is my 1st question here, hope someone can help quick since temperatures are rising. This past winter the cage on my furnace was making noise. It was the fan hitting the cage. I took it out and ...
