Gas Water Heater in the insulated garage
Hello, I am thinking about converting my garage to an office space. That will require insulating walls and more important insulating garage door that will significantly reduce air circulation in the...
View ArticleC Wire Gas Boiler Wiring
Hi, I have an old thermostat with only 2 wires connected to my Weil-McLain CGA Series 2 boiler. I would like to replace it with a Nest thermostat. I need to add a C-Wire in order for it to work....
View ArticleNatural gas safety
After the disaster that occurred in Massachusetts recently involving explosions in homes due to system over pressurization, is there a mechanism that can be added to home system that would prevent this...
View ArticleFins for Pex pipes?
Hi, I am new to this so I apologize for any incorrect terminology :) Background: I recently bought a home about two months ago. Just moved in and noticed the heat wasn't quite reaching the expected...
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Gas heating - Gas Valve or Circuit Board?
Hello all, I've been reading the forums here and had two folks with the same issue as me, but they did not answer back with the result. What a bummer. I could tell that you guys were disappointed. I...
View Articlemunchkin boiler F09 error
model 140m R2 .... The flame rectification probe part# is 7500P-039. When I ordered a new one I received part# 7250P-049 which is longer than the 039. I installed it anyway and monitored the voltage...
View ArticleCombustion Analyzer Calibration?
Hello folks, I own a Bacharach Insight combustion analyzer that is only used for servicing my mod-con boiler. It is fully functional with no issues. I replaced both O2 and CO sensors in Oct. 2017. The...
View ArticleIndirect coil descaling, follow-up to old post
Thanks to those who gave me advice regarding the descaling of my SS-45. It took me a while to get around to this, but I thought the results were worth posting. I shocked the coil as Ironman suggested....
View ArticleWeill-McClain Ultra VS. Crown Power Vent
Hi all, New to the forums and looking for help. Need to replace the Mestek condensing boiler that came with our house and we are between the Weill-McClain Ultra and a Crown Power Vent. I know they are...
View ArticleNeeding tech support from Lennox
Our service techs recently went to a customer's house. They have a Lennox furnace. When they tried to contact Lennox for tech support, they were told we were not approved to work on their furnaces. (We...
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Hot water baseboard water hammer
My home's heating system uses hot water baseboard. We had an old oil boiler running for many years. The system was getting old and started to have small problem and I decided to convert it to gas combi...
View Articlekettling boiler and air in hot water boiler system
Hello, i am a service tech for several styles of equipment. i am preparing to go look at a kettling hot water heating boiler , that has a definite history of having air in the system. Owner has had to...
View ArticleNoisy blower wheel on residential Forced Air furnace
If anybody feels like taking a look at this video to verify what I'm seeing, please feel free: A tech replaced the blower motor and cleaned the fan blades a month ago, so ruling out motor or dirty...
View ArticleFurnace staying stuck in pre-ignition
I have an HB Smith gas furnace. Recently the furnace becomes hung up in pre-ignition and just the hot surface ignition glows bright orange but does not ignite the furnace so it just continues to run...
View ArticleBuderus GB142-60 AM10 Setpoint
New/Used install of boiler unit DHW off, Space heating temp dial set to 125 degrees. AM10 module is calling for a flow temp of 120, boiler maintains a 100 degree temp with a Delta T of 25-30 degrees....
View ArticleCopperlock?
A buddy of mine was very excited to tell me about copperlock.His plumber just piped his new commercial bakery kitchen entirely with the stuff. He tells me it will change my life as a homeowner since...
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Navien NCB 240 flame loss (error 12)
Hi all, A couple times a day, and especially every early morning, I get Error 012 (flame loss) at my Navien NCB 240. I have to reset the boiler to make it work again. I have called the installer...
View ArticleSpill switch activates once a week
My 30 years old Burnham IN6 gas steam heat boiler has been shutting down once a week for the past five weeks. Does anyone know why the spill switch would activate almost exactly once a week? I tried...
View ArticleIntermittent Furnace Operation - Pressure Switch
Hello All, I have noticed an intermittent issue twice in the past week where my furnace has not been kicking on with a command for heating. I typically hold my house at 70degF and the past two times...
View ArticleCracked Heat Exchanger
We occasionally find forced air furnaces that have cracked heat exchangers at work with obvious signs of condensation leaking. Do you immediately red tag and disconnect those furnaces in a case like...
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