New HVAC Unit Seemingly Questionable Forced Decision
We purchased two brand new hvac units 10 months ago. Today was our first cold snap and the heating unit took 5+ hours to heat 3 degrees warmer. We called the company who installed and he forced two...
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Fallen Empire: DV-25-2SG, Growls, Turns Off, Pilot Goes Out
Morning, I've got a propane-fired Empire direct vent wall heater in a commercial office space. It has a good pilot light (solid, blue flame extending 1/4" past the thermopile), a brand new thermoplie,...
View Articlegoodman gas furnace not lighting
Hey guys, had a goodman gms80403an-12040013772 furnace. tech support said to replace board and we did. whats going on is inducer goes, glows,and hear gas valve click a bit and flutters, have good gas...
View ArticleWeil McLain Gold GV Series 3 Not Firing
I have a Weil McLain Gold GV Series 3 boiler with a Weil McLain model 1013-200 controller. When it attempts to fire all the lights turn on in sequence except the flame light. After several start cycles...
View ArticleBoiler question
has anyone used/heard (ProSelect)Force Boilers? installer recommended it
View ArticleSafety Overflow Switch (SOS) gone bad on Goodman gas furnace
Hello, My furnace was blowing cold air and LED flashing 4 times (Open High Limit). After a lot of switch testing, and duct/filter checking, I noticed the Diversitech SOS condensation monitor on my gas...
View ArticleNavien NCB-240E boiler makes vibrating noise on startup and 5-10 minutes...
Good Afternoon, We have a new Navien NCB-240 in our new construction home. We use it for hot water and for hydronic heating. It worked perfectly fine for several months, but now started making loud...
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Ghostflow in hydronic baseboard heating
Hello, I have a hydronic heating system with two zones, two pumps at the return to the boiler and had significant problems with ghostflow to the second zone, when the first zone is operating and the...
View Articlecan I add Rectorseal 8-way boiler treatment to a radiator
I have steam boiler heating system. Can I add 8-way to one of the radiators? thanks
View ArticleHow to add a radiator to existing steam heating system
Hello, I am new to this forum. have a question: I have a room without heat. It is next to the kitchen which has a radiator. The house uses steam boiler. My question is whether I could install a...
View Articlehow to tell if an ignition control module is bad
new Igniter was not getting 110v from the ignition control module (fenwal 2465H 600-003 or 35-655-600-003). When the call to heat comes, the motor runs. There is supposed to be 110v from control module...
View Articleloud shaking / vibration around thermostatic mixing valve pipes
Hi All, Exhausted all the resources online - so posting here as last resort. Kindly help. I have weil mclain tankless gas boiler. The issue is when i hear sudden shaking of pipes around thermostatic...
View ArticleStay with a conventional system or go with a combi
Hi, My name is Andy medina, I live in Elmont NY, I need help in making a decision, please keep in mind this is my investment property and do not live there. It's a 2 family house first fl has a Well...
View ArticleConvert Traditional Cast Iron Gas Boiler to Power Vent?
Sorry if this has been covered, I searched but maybe I'm not using the right terms? I've got an older Utica boiler (250AGB) which as the name suggests has an AGA BTUH Input rating 250,000 BTUH and...
View ArticleReplacing 50 year Old Boiler
Location: Massachusetts (Metrowest) Current Heating System: Gas (Boiler) with hot water baseboard and Water tank Age of System: Unknown but very old boiler (maybe 50 years). Newer water tank within...
View ArticleViessmann CU3A 57/199 Boiler temperature sensor issue
Hi all, I have a boiler supply temperature issue with a Viessmann Vitocrossal CU3a 57/199: the boiler supply temp sensor thinks its temps are 7ºF higher than the water actually coming out. This causes...
View Articlecoal heating in 1946
for an historic research about life after the second world war - I'm trying to find out how much coal was needed per-day, for heating a big house - small cassel (3 floors, 20 rooms)? was it 1 Kg? 10 Kg...
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Power Vent Running Whenever Thermostat Calls for Heat
I have a Burnham P-204A-WNI boiler that has an external power vent. I had an issue with the ignition control board a couple of weeks ago, and had a repairman come in and replace the board. Since they...
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Baseboard gas heating- loud banging
Good Evening All,Context is baseboard gas heat in an old house with new boiler. Every time the second floor thermostat engages the heat there is a loud banging. We had it checked out and the gent said...
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