Lochinvar NKC 199N
Having an issue with the boiler rumbling in low fire mode, around 20% burner firing rate. I cleaned the burner, condensate trap and the domestic water inlet screen. Unit is 3 years old . Checking gas...
View ArticleGascom mcba 5
Hi all, I am a home owner. Several hours I have been reading subjects related to triangle tube. (Interesting!) In Europe, I have an ACV prestige excellence 32kW mk2 (2010). Which is probably (almost)...
View ArticleNew Navien combi boiler hot water heater - one zone loses heat?
Hi, I'm new here and this page was recommended to me. We just bought a home in the Boston area and replaced the 40 year old boiler as recommended by Mass Save. We actually left for a 2.5 week vacation...
View ArticleReplacing Exapansion Tank/TPR valve and general maintainence for gas boiler?
https://imgur.com/a/Ce7iYdU Hi, I have a gas boiler. In the past, the TPR valve has been leaking (dripping constantly). Someone had suggested that I replace the Expansion Tank/TPR valve. Are these...
View ArticleUltra 80 series 2
Good morning. Weil mclain ultra 80 series 2, lp, 2007 install. E 02 code, failed ignition 5 times. How does this unit detect flame or ignition? This has been an ongoing problem and very intermittent...
View ArticleIgnighter ( hot surface ignighter) always hot
My hot surface ignighter is getting constant power. Even after ignightion it stays glowing red. I can unlpug it so it does not burn up since i replaced it about a month ago for 70 bucks.. I do not know...
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HELP. Weil McLain GV90+ 4 Series 2 water temp fluctuates between 89 and 110...
Temp dial is set at 180 degrees. When temp gets to about 110 the Flame light flashes continuosly and the temp drops to 89 degrees. Temp never reaches near 180. The igniter was replaced, didn’t fix...
View ArticleEmbassy ONEX - Domestic Hot Water not flowing
We have had several lockout issues and ignition failure events. Mostly in the summer months. Unit has been serviced yearly. Lately we have been having DMH issues where the water runs cold. The unit...
View ArticleGV90+ output temp low
I have a Weil-Mclain GV90+. The temperature on the circuit board inside the unit seems to be reading quite high. It was set to 180, and it will drop to 160 before it fires up and gets it back to 180...
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Utica MCB200HID Efficiency
Greetings, We inherited this boiler when we bought our house. Can anyone help me figure out how (in)efficient it is? We have a 3500 ft rancher in Maryland which is heated with a combination of...
View ArticleSmart Boost on Energy Kinetics with Nest True Radiant
I have an EK Accel system connected to Nest thermostats. Nest has a feature called "True Radiant" that seems to conflict with "Smart Boost" feature. As I understand it: * Smart Boost on the EK will...
View ArticlePropane TT PS 60 E02
About 2 months ago my TT PS60 started having hard lockout on E02, not lighting. I pulled the ignitor and went ahead and serviced the boiler. The ignitor looked fine but I cleaned the electrodes with a...
View ArticleUtica Boiler pilot gone out 50x, need Albany NY expert or your suggestions
I have a Utica MGB boiler whose pilot has gone out 50+ times over the last few years. We have replaced pretty much everything at least once including the pilot assembly, gas valve, & aquastat. We...
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Can installation of a new fan inducer cause gas valve to go bad?
Just had a new fan inducer installed on my Utica ub 90 boiler because the motor was starting to go bad. The inducer is on the outside of the boiler. right afterwards, I noticed very loud clicking...
View ArticleCan't get heater to fire? Please help?
I live in Alaska, we are having negative temps. My inducer motor went out (wouldn't spin and was super hot to the touch when I found it) I replaced it. Now the pilot will stay lit, and the inducer...
View ArticleHTP Versa Hydro 0-10v input
Hello to all. Have any of you connected 0-10v control to an HTP Versa Hydro? If so, I need assistance with programming. The installation manual does not explain how to enable the external input. It...
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Please help with steam boiler pressuretrol and steam pressure.
Hello all, Thank you in advance for the helps and tips. We replaced the oil steam boiler in September of 2018 with a gas boiler, it was working fine last year however this year I have run into major...
View ArticleWeil-McLain GV-4 Overheating
Intermittent overheating as high as 250 and lots of gurgling and hissing I replaced the limit switch and set lower to 160 but still intermittently goes higher (220) with flame off Finally got video and...
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water hammer on new gas boiler
We recently switched from oil to gas and had an IBC DC 20-125 boiler installed. Within days from the initial installation we noticed a loud banging sound when the heat is coming on. The contractor who...
View Articletwo residential hot water heaters instead of one commercial
Hello, I am on the board of a 9 unit condo building with about 30 residents on three stories (and three tiers connected). Our 100 gallon A.O. Smith is leaking after 9 years and needs to be replaced. A...
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