Gas piping
Hello All, I need a little help in finding out about allowable fitting location on gas piping. I looked in the NFPA54 book and could not find what I needed. I have a job that has a union in the middle...
View ArticleGravity fed boiler OLD
So today I saw an American Radiator & Standard Sanitary Corp, Old gravity fed boiler system without a PRV, no low water cutoff,no manual reset aquastat, no roll out no spill switch hardly any...
View Articlegreen light
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 the...
View ArticleWeil McLain CG-t5 boiler Water temp stops at 180 , L-Aqua set @140, H set@ 210
Replaced Boiler aquastat , applied contact cleaner to all cont. Bd, terminals, tried new 3way valve as a test -same results , tried 3 diff. mix valve positions -same results- Heating not being used at...
View ArticleBURY HEATING PIPES NEAR BASEMENT EXTERIOR WALL IN CLOSED CELL SPRAY FOAM
Finishing basement and want to place copper and pex heating pipes close to the exterior wall of the basement to maximize space with new walls in front of them. Planning to have someone spray closed...
View ArticleBurnham Alta Combi Experience?
Hello, Has anyone has any experience with the Burnham Alta Combi Boilers? I have a house with Hydronic and I am looking to convert from Oil to Gas. Thanks, Pat
View ArticleDunkirk Q90-100 - Blinking Valve Light
I have a Dunkirk Q90-100 boiler that was working but I noticed there was no more hot water. I took the cover off and saw that the IBC has the Valve light blinking. I power cycled the boiler by turning...
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Gas regulator
We have a Navien 110NCB where the Ignitor keeps gumming up and failing. Navien won't warranty the parts because they say the gas regulator has to be 10' away from the boiler. It is currently 7' away....
View Article25-year old Burnham Series 2, Model B Boiler: Parts and reliability possible...
Have a 1999 Burnham Series 2, Model B cast iron boiler... with the remodel tightening up the home, have a few challenges around combustion makeup air and moving from a high temp system to a Mid + low...
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Why I turn off the pilot
This is pretty self explanatory. That little flame that burns, what 400 btu's, provides enough energy to actually drive my entire converted old gravity system. And that is despite the heat, and dirt...
View ArticleHELP Bradford White Brute FT Series Wall Mount Boiler
Hello. Hoping someone can help with my problem. My boiler won’t turn on. I get the following on the display screen and I cannot find the info in my manual. Pdn 0071SPn00.04SFnsometimes 0009 appears...
View ArticleHow to add cleaner to flush hot water baseboard system
Probably a stupid question but , I am looking to replace an older utica gas fired hot water baseboard system with a mod con. Should I just flush the lines good with fresh water before disconnecting the...
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Update boiler or stay the course?
I have a Weill-McLain CGi that is 23 years old with a TriangleTube "super store". I am thinking of updating to a high efficiency boiler with or without indirect DHW. Attached are some pics of my set...
View ArticleFlashShield Supply Sizing Question
I’m in the midst of dealing with a subpar contractor installing my 125k BTU boiler and wanted to verify wether the supply line he ran is sufficient. I know it is difficult to give exact numbers...
View Articlesuitable boiler replacement
I have a small commercial boiler Weil McLain LGB650 (650,000 input) I need to replace but the boiler is 30+ weeks out. I cant find anything available and I don't have enough room to twin smaller cast...
View ArticleNavien combi does Startup/Post Purge cycle few times a day when there is no...
I am homeowner that recently had a Navien NCB 240/110H professionally installed. I work at home and the unit is in a closet next to my desk, so I hear everything it is doing. It's summer and the...
View ArticleRinnai convector FC824N keeps heating even after reaching set temp.
Hi, I could use some help with my Rinnai convector FC824N unvented gas heater. It keeps heating even after reaching set temp. Its summer time, its 75 in the room, the rinnai display "room temp" says...
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Can anyone help me ID the age of this boiler & how to clean it?
2 pipe hot water radiator system. Curious if the age and how to maintain it! Does it need a yearly clean out? I’m coming from a steam system which I knew more about.
View Article3 Amp Fuse Blows Sporadically
I have an older Bryant gas furnace and a Lennox central AC unit and have an issue where the furnace or AC will start up and run normally for anywhere from 20 minutes to several hours and then the 3 amp...
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