New Aqua-balance won’t fire
Have a new Weil McLain Aqua balance that had to be replaced with out ever running. Text book install (knew if ever problem Weil McLain finds scapegoat) Been to their better heat school training. Local...
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New Honeywell RTH9580 Jumper Loop Concern
Hello all. I just installed a new Honeywell RTH9580 to replace my old TH4110D1007. I have a Sentry S-120 EDP gas fired boiler for heat with Honeywell V8043E1012 zone valves. Then I have a central air...
View ArticleWhistling Boiler
I have a Utica MGB1252 residential forced water boiler that started whistling after a tech replaced the gas valve (replaced to get rid of that valves failed Mercury Flame sensor). After replacement the...
View ArticleSaving Money With Room Heaters
If you want to get the best out of your heating bill this winter, the first place you obviously need to start of when it comes to saving money is your heating, and how much energy it costs you to heat...
View ArticleThermopile voltage drops when try to turn heater on. Main flame not firing up.
Hello I couldn’t find an answer to this, but perhaps I didn’t find the right phrasing. I have a gas log heater. A Matrix GFX-S. Might be an Australian rebrand. I couldn’t get the main flame to fire up....
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Old Weil McLain Gold CGt keeps not respecting thermostat
Hey! My heat's been a thorn in my side for a long time, been trying to find a solution and someone recommended I ask here. Trying to figure out how to best proceed. I have a Weil McLain Gold CGt in my...
View ArticleNYC Gas Piping and Paint?
I manage a building and am getting things ready for the new NYC gas piping inspection law/tests. I noticed that the 3/4 inch (?) piping around the individual apartment gas meters is painted. I assume...
View ArticleRinnai r53 control display out
Heyo! Just bought a house and the rinnai r53 is not coming on. No control display no hot water.no ignition... nothing. I have power coming in and the fuses are good. Surge protector is good and...
View ArticleLochinvar Knight or WM evergreen, 399btu
Hello! You guys have given me some great advice in the past, and now I am starting anew house that I need a little help with. I am a custom home builder and have a great partner/hvac company that is...
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Gas boiler troubleshooting
Hello, I’m hoping some can help me figure out why my gas boiler won’t fire. I have a New Yorker gas boiler, baseboard heat with two zones. One circulator pump and two taco zone valves. I have set both...
View ArticleLaars fan error 61
I have a Laars Mascot FT 120, heat only. When I flip the power switch on, the fan will sometimes run slowly for a couple of seconds. This produces a fan error #61. I think is sometimes does it during...
View ArticleMorco FEB 24ED Cycling
Hi, I have a Morco FEB 24ED combi boiler, when it is in use for the central heating I have noticed that it will turn on when the thermostat tells it and the flame will ignite as normal. It will then...
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Gas Boiler - Gas valve buzzing loud!
Hi All, I have a low pressure steam system with a gas boiler. Last year at the start of heating season, there was loud, and I mean hear it throughout the house loud, buzzing coming from the boiler...
View ArticleBest efficiency of propane
I have purchased a Modine HD75 propane heater. It can be wired to run at either high, medium or low speed. This unit outputs 60k btu’s. This is being installed in a 13x26 greenhouse that I want to...
View ArticleSV9540 SmartValve-Garage Ceiling Heater-Pilot On, No Main Gas
Beacon/Morris Model BRU-75. SN K05590385002059. Propane Ceiling Unit Heater Garage. Uses a Honeywell SV9540M2229 Smart Valve. Propane tank at 35%, waiting for fill. When turning on, the Hot Surface...
View ArticleHow to connect unused green wire at Argo switch relay to use as C-wire?
Hello, I would like to install a smart thermostat for my hydronic heating system, but my green C-wire is not connected on my Argo ARM-3P switch relay: https://imgur.com/a/nwwYIqv I was hoping I can...
View ArticleHeating
I have 3 zone radiant floor heat in concrete. The total area is 3600 sqft and is close loop system. The house has a btu of 77000. I am converting from a old oil to propane and I live in the north east....
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Taco Switching Relay POWER
Hi all, I recently purchased a Taco SR502-4 Switching Relay in an attempt to clean-up/simplify a natural gas hydronic setup at my house. I *thought* I had things wired up correctly to at least check...
View ArticleZone that doesn't heat properly
I replaced a Weil Mclain HE4 propane boiler with a Lochinvar Knight KBN106 about 5.5 years ago. I have 6 zones now but had 4 zones before I replaced the HE4. Zone 1 = 466 sq. ft. with 16' of baseboard...
View ArticleNational Fuel Gas Code vs International Fuel Gas Code
I am about to purchase a new set of code books, I was wondering if there is any difference between the National Fuel Gas Code or the International Fuel Gas Code books? Is there any more information...
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