Zoned HVAC system short cycling on 2nd stage
Hey all. Hoping someone can help me a tad and offer some input. I’m pretty handy and have been digging in to this issue a little more. We had been fleeced by our previous HVAC folks. And by fleeced, I...
View ArticleRaising ph in hot water boiler
I have a gas hot water boiler. The ph is app 7 and I was wondering if I should raise the ph to protect the app 90 year old pipes and if so what is the best method and product to use.
View ArticleAquastat fails to trigger circulator
I have a Buderus G215/3 Boiler. It was originally fired by oil, has recently (2 yrs) been converted to a Riello 40 N200S gas burner. The aquastat that was originally installed ~15 years ago is...
View ArticleAquastat problem
I have a Honeywell L8148E aquastat there is voltage between W & B2 but none between W & T,.the owners manual shows something between these two terminals that is marked 1K, is this a resistor?
View ArticleHoneywell L8148J Aquastat bulb seized.
Can anyone tell me how to remove the bulb from the well. Mine is seized. The conductive compound appears to have hardened. I have tried to dig it out and not making much headway. Right now I am soaking...
View ArticleOnhand spares for mod-con....
This summer we will be updating our 1960’s CI boiler with a HTP UFT-80W mod con. The old boiler used very common parts carried by pretty much every burner tech on his truck and always in stock in at...
View ArticleHoneywell TH8320R
hello, I have the above referenced thermostat and I have a one pipe steam system. when installing this thermostat, it doesn't have steam as one of the heating system options to choose from. the closest...
View ArticleGas meters for LP
I'm looking to monitor usage on LP with a gas meter. Looking at the AM-250 as they are cheap and plentiful. Total connected load is 150,000 btu/hr. With this type of meter related at 5 psi still work...
View ArticleGV90+ continually turns on and off ~ ever few minutes
Hello. I have a Weil McLain GV90+ Furnace. New about 5 years ago. It won't stay running. It fires and gets the water temp up to about 185 then shuts off. The water temp drops after about a minute or...
View Articlewall mount direct vent gas furnace
looking to heat a converted 2 car garage with a direct vent furnace. does anyone have any recommendations I'm thinking of a rinnai lp
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High Limit Stop on Honeywell Aquastat
I have a Honeywell L8148E High Limit Aquastat. I recently noticed that there is a "stop" that sits right on top of the dial face. The stop appears to be set at 160 . If I am reading the manual...
View Articlesteam system
My Burham steam boiler shuts on and off every 90 seconds on low water. Water starts out at top of gauge glass and in less then two minutes it will go all the way down and disappear completely. Boiler...
View ArticleTankless Boiler works but no heat - Open system in attic/loft
Have a cabin with a Takagi T-K4 running on propane set to 167deg. I installed the system summer of 2016. It's an open system an it feeds DHW and baseboard heat. Have a (4) port distribution manifold...
View ArticleBuderus G124 II boiling sound occurring starting at 160 degrees
I've had this boiler for 9 years. The kettling sound started 3 winters ago. Would like to run it around 200 degrees to get satisfactory heat on the coldest days, but too much kettling noisy to accept...
View ArticleBoiler
I have a 205NCL-TEI2 gas boiler. The pilot lights and stays lit. But burner will not ignite. Help?
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Lennox Gas Furnace Dead
I have a Lennox G12Q3E-82-6 This morning there was no heat. Put new batteries in the thermostat just in case, played around with that. The blower fan will turn on if the thermostat is turned to manual...
View ArticleLochinvar Knight KB106 boiler. Lockouts from Temp Diff
A little less than 2 years ago we had a Lochinvar knight KB106 installed in our home to replace an old original boiler with 4 zones (installed in a large 5 ft crawl with its own loop as well). The...
View Articlelennox g12q3e-82c-6
Hello all, I have a lennox g12q3e -82c-6. I mis wired the low voltage wiring and don't have the schematic to see where the yellow wire from the low voltage transformer goes. There is a connector with 4...
View ArticleGas Valve on/off Switch Broken
Hello! My 1 year old forced air furnace won't ignite due to a faulty gas valve. The valve gets 24V and works only if I press down on the on/off switch's 'ON' toggle. Only then does it make a loud click...
View ArticleHi All. Need a little help.
Browsed around and can't seem to find an answer on the forum so I'm reaching out for some assistance. I have a single pipe steam system where the boiler is overflowing. I have an automatic water...
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