Gas fired boiler, oil in burner tubes
I'm working on a fairly old (2014ish) Buderus boiler doing preventative maintenance. I'm also fairly new to working on gas boilers as I've only had experience with steam boilers.There are three large...
View ArticleConvert to NG BTU calculation
Hello,I have natural gas in the house already but only for my dryer and oven. I want to convert my boiler from oil to gas.My NG provider requires a form to be filled out labeling all the MBH used by my...
View ArticleBoiler off...knock in radiator?
I had issue with boiler leaking water last winter which turned out to be ancient expansion tank. Prior to that, I had some knocking. Not much.Today, I’m sitting in our house. It’s summer so at times...
View ArticleAdding multiple large appliance supplies at gas meter
Looking for a little advice on how to best plumb in a couple large devices at the meter. I've already determined that adding a T into an existing supply line in the house plumbing won't meet appliance...
View ArticleIBC DC 33-160 gas fired boiler for heat hot water
We have a new boiler that was installed by a licensed professional but the system is unreliable. We have had several service calls for it since the install 3 years ago. It has run too hot and shut...
View ArticleProactive Maintenance for Controls on a 37 Year Old Utica MGB100 Boiler
I have had no problems with the E6H86 gas valve on my 37 year old boiler. I have replaced the White Rodgers 5059-23 Pilot Relite Control and leaded electrode. I want to have on hand a spare mercury...
View ArticleFlow check valve
We're in new York, and about to replace my 50 years old water heat boiler with 2 zones use circulators. Last time I check only one flow check valve was installed on zone 1 only which is same level as...
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Propane boiler & high temp baseboards, install issues - where to start?
Hey all, I have a Trinity Ti-150 condensing boiler. I've lived in the house for four years and would like to make some improvements to the system. Current it does a fine job of heating the house,...
View ArticleWhat are the precautions to be taken while doing boiler installation?
I am a boiler engineer and I am asking you simply What are the precautions to be taken while doing boiler installation. Please tell me, guys.
View ArticleNCB-240E Heat Turning on randomly
Hello All, I have a Navien NCB-240E combi boiler that was installed back in May by my contractor, 2 Honeywell Smart Thermostats were installed as well. Two weeks ago I noticed that the unit starting...
View ArticleCirculator pump zone control wiring
Hi everyone. I'm in processing to change out my federal gas boiler 150k BTU input with well McClain cga-4 series 3 input 100k btu DOE=85k IBR=73k BTU for 3 story of 860 sq feet each semi detach house...
View Articlehoneywell smart valve on burnham revolution
Boiler not starting. No ignitor. Two molex connectors. First connector has 24 volts on pink, 24 on black, zero on yellow. Second connector goes to ignitor. With ignitor cable unplugged: The two bl...
View ArticleBaxi Luna 310fi - intermittent burner cycling DHW
Hi all, I'm having an intermittent problem when calling for DHW. Everything will be working as expected and then the flame will go out and then the unit takes a minute to restart. In the video, you can...
View ArticleFlashing display on Utica MAC-150...
A friend of mine has a Utica MAC-150 Combi which intermittently has a flashing display screen. The screen is green in color when flashing. There doesn't seem to be any other issues with performance of...
View ArticleWSJ discusses natural gas bans
Massachusetts is at the center of a battle over phasing out gas for cooking and heating...
View ArticleHow to wire for 2 110V fans and a 110V circulation pump?
I am installing a corn mass boiler with 2 zones and have a dragon heat exchangers with 110V fans on each Zone. I also have a water circulation pump, 110V, on the boiler. My question is, how can I get...
View ArticleReplace hydrotherm with Gas boiler or High efficiency boiler
I have a hydrotherm hc-135 boiler providing hot water to my radiant heating ( 7 zones, 2 zones in basement connected to poly b inslab, 5 zones connected to based board fin tubes). The boiler is working...
View ArticlePressure drop with hot water demand
Hello,We have a thirteen year old system, installed in 2010: Triangle Tube Prestige Solo 175 paired with Turbomax109 indirect water heater, CH is also provided by the TT. Lately, about two months ago,...
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Advice is my water boiler enough to heat whole house, please.
Hi, The story is that I have two boilers. One is water and the second one is steam. I am trying to optimize my bills and I think I should remove the steam boiler and use the water boiler to heat my...
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