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Gas Boiler Switch Relay help
I am looking to upgrade 3 Honeywell relays that control the hydronic circulator pumps on my boiler. Pic 1. The problem with the current setup is the need for a common wire to power my smart...
View Articlebanging hot water boiler
I have a 175,000 BTU Weil Mclain boiler, hot water heat. The boiler started to bang when it got up to temperature. I replaced the 1/8" air vent at the top of the boiler with a 3/4" Junior Spirovent....
View ArticleSuburban GSW-20K igniter
We are trying to find an ignite for an old Suburban GSW-20K thru the wall heater. Any suggestions?
View ArticleCrane boiler aquastat temp
I have a 1960s Gas crane boiler that has one zone just for hot water baseboards. I don’t get my domestic water from here. I was wondering what should I set my low circ temp and high temp on aquastat
View ArticleDirty gas?
Three mornings ago I noticed that the flames on my gas stove burners were different. They used to be all blue; it became small blue tongues with large orange-ish flame above. I lit the oven, and ditto....
View ArticleNoritz Combi Nightmare
Hi. I am struggling with a new Noritz CB 180 installation. We have a brand new install - less than a month old. Its a CB 180 in a condo serving both domestic hot water and a First Co Airhandler Hot...
View ArticleUnstable pilot and possible causes. Do regulators fail?
Greetings, I have a Utica DV125 on propane that is 27 years old. I clean the burner tubes, pilot assembly and fire box every year. The heat exchanger is always unbelievably clean. The last couple...
View ArticleMunchkin 140M with Taco circulator
I have Munchkin 140M R2 with a 925 Control Board. The way it was originally piped it appears to have Primary circulator Taco 0010-F3 without IFC on the return side. Currently, the indirect hot water...
View Articlelochinvar noble
Just looking for feedback has anyone installed are used this boiler yet? Looks like it's got 10 to 1 turn down to 11,000 BTUs which is the lowest I have seen in Combi.
View ArticleMy Peerless M1 boiler fails but ONLY when it's very cold
I own and live in a 12-year-old three-family house in Bronx, NY. The house was built with gas heat, PEX tubing, baseboard radiators. There are three apartments, three boilers. Alone among them, mine...
View ArticleNG pipe sizing
Hi all, I'm hoping someone can just quickly double check my work here to make sure I'm not being a dope. These are the sizes I came up with for piping and the incoming line just seems a bit much to me....
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Odd problem with Luxaire (York) gas furnace.
Luxaire 98% modulating gas furnace installed in 2010. I get an intermittent code for "pressure switch closed", 2 red flashes. This only happens when the temp outside drops below 0. I have found that a...
View ArticleNew expansion tank less heat
Plumber installed new water heater and replaced the boiler expansion tank also. I now have to turn my thermostat up at least 5 degrees higher to be warm. I used to keep heat set at 72 during day and...
View ArticleHoneywell Smart Valve model identification number
I don't know how to identify which model Honeywell smart valve is in this heater. There are no numbers are letters that I can see. I also don't know which wires to test for for what voltage. Do I test...
View ArticleTriangle Tube Challenger combi boiler
Greetings. Challenger Combi natural gas combi boiler. 1800 sf home with power heads and five zones and domestic hot water. Unit was installed around eight years ago. More than occasionally the...
View ArticleLaars Endurance!!
Hi. I have a Laars Endurance. The 13 apt. in my Manhattan Coop have the same. Ours is 16 years old but every year after 4 there's been a problem. Either it lockouts and needs an new igniter, OR it...
View ArticleMaximum temperature problem with new Viessmann Vitodens 222-F
Hello, we have a new Vitodens 222-F gas heating system. During the recent cold snap (0 F outside) we found out the boiler temperature does not go above 165 F, no matter what heating curve settings are...
View ArticleHow illegal was this gas condition?
I am on a co-op board in a high-rise NYC building, and found out that a few years ago the building manager worked with a contractor to hide an illegal gas repair from the board for months. During a...
View ArticleFlexible Gas Piping do's and dont's
Had a question about when it is acceptable to use flexible gas piping and when it is not. One of my co-workers came across a commercial rooftop unit approximately 150,000 btuh on a job that was hard...
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