Boiler room drainage
Hello, I'm a new home owner (old apartment building). A licensed and insured plumber installed The city building/plumbing inspector told us the city code requires : "NYC MC 1004.6 Boiler rooms and...
View ArticleNavien NCB-240E boiler makes vibrating noise on startup and 5-10 minutes...
Good Afternoon,We have a new Navien NCB-240 in our new construction home. We use it for hot water and for hydronic heating. It worked perfectly fine for several months, but now started making loud...
View ArticleNavien NCB-240 making repeated creaking / groaning / moaning and knocking...
Hi All,This morning I heard an odd groaning and knocking sound. Thought it was coming from my neighbor but it was actually from my Navien NCB-240 gas boiler.I'm waiting for a call back from my...
View ArticleHot radiators in the heat of summer
Hi all, I have a 6-unit apartment building with an approximately 7 year old forced hot water heating system. We have a high efficiency triangle tube natural gas wall mount unit that provides both the...
View ArticleOil to Gas Conversion-New Forced Hot Water Boiler + HW Recommendation??
Hi guys,So I am located in MA, and I am converting from oil to gas for a 3200 sq foot home which currently has an oil boiler and HW from the boiler. Nothing wrong with the oil system, its been solid...
View ArticleMost Robust Cast Iron Atmospheric Boilers
If one decides to forego a mod con and opt for a gas CI with Outdoor Reset for a small 40K btu house, which of today's brands/models do you recommend? We've heard that these days even CI units are not...
View ArticleFurnace makes farting noises
And I'm not even kidding.Over the past few days, every so often, sometimes once a day, sometimes every 15-20 minutes over a couple of hours, we hear this FAARRRRTT from the corner of our house while...
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Temperature in house rises way above thermostat setting
Every so often, the temperature on the 2nd floor of our house stays at 68 F (20 C) all night, even though the overnight setting on both thermostats of our houses' two-zone system is 64 (18 C) degrees....
View ArticleGas Pottery Kiln
Hi all. I'm planning to set-up a Nat Gas pottery kiln. The kiln is outdoors but does have a big roof over head, fires 350,000 BTU an hour, about 100' from the meter. Gas company said current meter will...
View ArticleWhat pipe to use for air intake?
This is a very basic question, I know, but I can't seem to find the answer anywhere.I need to redo the air intake (not exhaust) for my high efficiency boiler. Is the air intake pipe regular white PVC...
View ArticleNew burner gasket on KHN; smell & a little light smoke
Hey folks, I put on a new burner gasket during annual maintenance because the old one ripped. I reassembled the unit and I have a burning smell and I noticed a little smoke wafting from the fan unit...
View Articlegas mod/con sizing - please help!
I posted this on the main wall before realizing there's a separate forum.. so moderators, if need be, remove the offending post.Hello everyone, I'm very new to this whole thing so forgive my...
View ArticleBlack Iron pipe vs Bosch Hot Water Boilers
I need some advice! I've had a bunch of contractors come in to give me guidance on switching from an oil hot water boiler to natural gas boiler. I have old black iron pipe and some copper around the...
View ArticleConsolidated lndustries 80 plus furnace part.
Hi, l am in New Zealand and looking for a new Honeywell smart valve SV9501M 2528 or the valve that supersedes it.Or, can anyone tell me why port next to the regulator adjusting port ( the one with the...
View ArticleGas boiler burner shuts off within a minute for no reason
I have a newish Trio boiler with a Carlin gas EZ burner, indirect DHW tank, HydroStat 3250 plus base control, and a Tekmar 260 outdoor reset control. Working fine for 4 years. Lately, the burner seems...
View ArticleReplacement options- Lochinvar Nobel VS Navien
I Have a 1300 sq' ski Home in Vermont that needs the 45+ yr old oil fire boiler changed, Since it's used only use for short stays, I am considering using a Combi unit for replacement to eliminate...
View ArticleBurham boiler off but still 140 degrees
Hi, Our 2015 Burnham Series 2 is off, except for the pilot light. The boiler water temp is 140 degrees. A service tech visited and agreed it shouldn't be that hot, but didn't have any ideas. He didn't...
View ArticleVERY odd soot pattern in Trio combustion chamber
Have a 4 year old Trio with a Carlin EZ conversion gas burner. Flame outs from a dirty flame sensor and an overdue servicing led to opening the chamber. Very heavy black soot, but look at the pattern...
View ArticleGas line to tankless water heater
My tankless water heater needs up to 200k btu- current tap to main gas is 1/2".My existing line is 1/2" and will need to run about 8' from my main. Looking at flow charts, that's obviously not going to...
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