Heat exchanger tool
Have been running into more and more plugged condensing boilers due to lack of service. I know Viessmann makes a tool specifically for scraping the junk out of the coil but locating one is impossible....
View ArticleLochinvar Knight Boiler PC Board problems
This discussion was created from comments split from: Lochinvar Knight boiler problems.
View ArticleYork Furnace Won't Ignite Unless Multimeter Attached
I have a York furnace. During the startup cycle, the electric ignitor glows red, but no gas comes out. I can measure 24VAC from the circuit board to the gas pump at the appropriate time. The resistance...
View ArticleMod CON? Or Power vent 85%?
Converting from oil to gas. Have a couple of options. I can get a burnham 94% mod con for $600 after rebates, or a power vent "old school" for $1000. Either one will have an indirect for HW. I have...
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buzzing from new controller?
Just installed a new S8610U Honeywell Universal Controller, the system works properly but with system on but not being commanded on the controller buzzes all the time. No led's lighting. My old...
View ArticleLaars mascot FT combi unit
I recently I stalled a new combi unit. I have hydronic coils for my heat. When I turn on any hot water the system gives priority to the hot water and cold air blows through the ducts until the hot...
View ArticleNew garage heat...
Recently installed a new convection heater made by Smith's Environmental Products - PSU-30. This heater was selected to replace an existing Nesbit hot water unit heater from 1997. The Nesbit was...
View ArticleThermac Regulator
Hello all.I have a very old Lennox gas furnace and the regulator has stopped allowing gas in. It allows just enough for the pilot to stay lit, but when the unit calls for heat the pilot goes out.I...
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.
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Just how dirty is this heat exchanger?
Doing annual maintenance today. How bad does this look for 1 year of operation? Any thoughts?
View ArticleHydronics Pex-al-Pex
I am going to connect Pex-al- Pex for 2 return return lines and two feed lines to make smaller zones. My fin tubing is 3/4 in, I have read that 5/8th Pex al Pex is sufficent. Is this true.
View ArticleTypes of boiler room system backing board
I anticipate within a few months I'll have a new boiler either on or in front of a sheetrocked wall. Once I get the 5/8 sheetrock up and painted, there's a choice of surfaces to attach the supplies,...
View Article[solved] Gas boiler intermittent cycles
hi,I have a Weil Mclain CG boiler and it's behaving strangely. sometimes it runs a long cycle, sometimes a short cycle, and sometimes it fails to start. it seems like if the system is off for a while,...
View ArticleCompatibility of Honeywell VS8187A 1344 and Honeywell VS8187A 1369 gas valves
Our house has an old "snowman" heating system installed in 1925. It is operated with a Honeywell VS8187A 1344 gas valve. The system has worked very well for us for 20+ years. However, a few days ago,...
View ArticleTrying to get Nest to work with a weil mclain cga-4-spdn boiler
For my HVAC I have 2 separate /thermostats and system transformers and I am trying to consolidate them onto a Nest. AC was straightforward and Nest reported as such for the Heat side too. My old...
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 ArticleWeil Mclain boiler turns off at low temp
I have a 5 yr old Weil Mclain CGa gold hot water boiler. The problem it doesn't heat up to the right boiler temp at times. You first notice that the room temp can't be achieved. Then I notice the cast...
View ArticleI feel like I have tried everything, need millivolt help!
Hello,I have been struggling with my direct vent 8160 Luno hearthstone fireplace for the past few weeks now. The issue is the home is over 200 miles away and I have renters coming, so I really need to...
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