Dunkirk Q90 boiler gas valve cycles open/closed, locks out if happens too...
I think the boiler is trying to restart when the temperature is still good, so it shuts back off within a second of the gas valve opening. How can I make it wait till it cools a bit before it attempts...
View Article2 zone circulators forced hot water system
Hi, old house 1926 FHW boiler system. Original zone whole house (2 floors) one circulator all cast iron radiators all good. Added 2 story addition with all baseboard, 1st floor part of original zone...
View ArticleClik here to view.
How does boiler mixing valve affect efficiency?
I have new a Laars Minitherm JV225NDISU2 natural gas forced hot water boiler with six zones of baseboard. There is a valve (picture) above the boiler which connects the system return water, just above...
View ArticleClik here to view.
Must I make costly replacement of ONIX with PEX?
I have new a Laars Minitherm JV225NDISU2 natural gas forced hot water boiler with six zones of baseboard. When the previous owner added a kitchen and dining area in 2004 they added the sixth zone and...
View ArticleFurnace Roof Vent Ice Dam and Resuilting Roof Leak - HELP!!!
Hello folks - I'm really hoping someone can help me with this problem I've been trying to solve since last winter. As you can see I from the pictures I had a vertical ice damn being formed by the...
View ArticleBackflow preventer
Is it best practice to install one with an an atmospheric vent on a hot water boiler feed? If so what are the advantages? Thanks in advance.
View ArticleAir Filter for Magic Chef
My sister has an ancient Magic Chef force air furnace, natural gas, model(?) G66-550-5, serial I 26514JD8. As ashamed as I am to admit it, I've no idea where the air filter is on this thing, or what...
View ArticleQuestion about adding a fresh air pipe to boiler room
So here’s my story and question. We have a high efficiency Dunkirk gas boiler in a separate room in finished basement alongside a direct vent on demand Rinnai tankless hot water heater. We installed...
View ArticleClik here to view.
Energy Kinetics boilers.
Along with the fun members of the Women in Energy group and the Holohan family I was treated to a factory tour of the Energy Kinetics plant this past week. What a great history of this American made...
View ArticleMunchkin School . . . i.e. can you school me.
Two specific questions. This is a pair of pre Rev. 140Ms that got the 925 upgrade. The manual for 925 style REV 1 shows a specific adjustment for the Dungs gas valve for combustion adjustment, but the...
View ArticleIs sight glass on boiler supposed to be low when not in use ?
I am not too familiar with these units we just got the houae. We got a gas heating system with steam radiators , we already had a few issues which we had professional help come help.my question is, is...
View ArticleBleeding hot water heating system
I have tried bleeding water out of the all new parts (old oil boiler to new gas boiler) system several times but there is still gurgling when the it calls for heat ? Now what ?? Thanks !
View ArticleHotdawg 45k BTU Attached Garage Install Venting Questions
I am installing a Hotdawg 45k BTU into my attached garage in Colorado (Denver metro area), I plan to use 3" B Vent parts using an adjustable wall Thimble thru a 2x6 wood frame wall with a horizontal...
View ArticleClik here to view.
Lochinvar WHN110 Outlet Temp Sensor TST20022 / 100208547 Failure
Had my second “Outlet Sensors Drift / Differential” Lockout-Failure in a little over four years. Didn’t think much about the first one (after 28 months) as failures happen, but the second one (after 22...
View ArticleMy Burnham Alpine Condensing High Efficiency Direct Vent Gas Fired Hot Water...
Either it is possessed or it is housing an alien inside it. The boiler was installed in 2013 for a pretty penny. It looks like the space station in my basement with the 5 zones. (Figures an alien would...
View ArticleWater in blower motor
I just replaced the blower motor assembly on my Weil Mclain Ultra 80 for the second time in 9 years. The first one was from the previous owners and I can't comment on why it went out. But this time I...
View ArticleHow to turn off Continuous Fan on Lennox BCC2-1
I've recently replaced my Lennox board (BCC2-1). And it has Continuous Fan on, so it's been blowing air (cold) when the heat is not on. I want to bypass the continuous fan option but I'm unsure how to...
View ArticleIBC Aluminum/Copper Modcon HX
I'm considering a IBC HC or DC boiler for my house (similar boilers, one is the combi model). They both use a cast aluminum heat exchanger with copper water coils in embedded. So flue gases touch the...
View ArticleShort Cycle on Hot Water Zone off Steam Boiler
New gas fired steam boiler installed with a hot water zone off it. Steam heat seems to be working fine, but short cycling is occurring. Boiler fires for just over 1-minute, then shuts down for just...
View ArticlePre-purge timer bypassed
I have a Weil McLain HE boiler, circa 1983. It's a power-vented unit and had a bunch of parts replaced (according to the service sticker) in the years leading up to buying the house in summer 2017. The...
View Article