Rinnai heater overfilled humidifier tray
I have a Rinnai 1004f heater and I carelessly overfilled the humidifier tray...I noticed it because it started smelling like a new heater when you first turn it on, a slight burning smell. So I checked...
View ArticlePowerPile VS8178C 1010 gas valve.
Hello I have a PowerPile VS8178C 1010 gas valve on my furnace. It has 4 terminals PP1,PP2,TH1, and TH2. The pilot is lit but the main burner will not start. So farI removed all wires from the terminal...
View ArticleHot Dawg issues
Hello, I went on a no heat call for a customer. Hot Dawg HD-75 in a garage installed 15- 18 years ago. The heater goes thru the proper ignition sequence, hot surface igniter lights up, gas valve opens,...
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...
View ArticleLochinvar boiler / Knight domestic hot water - intermittent loud banging
Somewhat similar to the problem posed by nikibooks this past January (most recent post March 2), we hear a loud singular banging sound that may happen frequently or infrequently on any day. Original...
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Central Heating / Combi Boiler Controls Confusion
Hi,I have just moved into a new flat which has a central heating system I can't get to work correctly.It has a standard combi boiler with traditional dial manual thermostat. However it also has a...
View ArticleRepair, or replace...
Hello,New to the forum, had been reading/researching about boilers, haven't found what I was looking for.I currently have a NG fired Triangle combi-boiler (120 BTU with 42 gallon CI thank) that also...
View ArticleConverting 2 Family with multiple heating types
Looking for some general advice as I start to think about replacing my heating setup. We bought a 1890's house over the winter, and managed to get through the winter with only a couple breakdowns, and...
View ArticleWhat is it ?
I found this in between a union on a boiler gas line while replacing a leaking regulator. It was in the union close to the boiler.
View ArticleSteam boilers got me stumped!
Recently my steam boiler start acting up. It's a single pipe Weil McLain system. When the thermostat calls for heat it will initiate the pilot which will causes the main burners to light. Burners stays...
View ArticlePressure drop
I'm studying the code books to take the mechanical exam in June. When I look at the Pipe sizing tables, when there is a greater pressure drop, the BTU levels are higher? Why would this be? It makes...
View ArticleModel 1604 HSD PENNCO- Low water indicator lits up more than it should
Having issues w/ my heater today.Low water indicator Lits up more than it should even if the water cylinder is filled up to the top w/ water.So I emptied some of the water in the cylinder up to the...
View ArticleTriangle Ser#
It's been a while but I use to know how to read Triangle Ser#s....Anyone know how to read PTE0021905
View Articlenavien comi boiler ch240 ng asme
During the 1st heating season my Navien operated at a pressure reading of 21.8 during a call for heat. manual shows an operating pressure between 7 and 30 psi. After I drained the unit (Oct 30,...
View ArticleTriangle Tube Challenger never stops heating?
We've got a Triangle Tube Challenger combi boiler & water heater, and now that it's getting warmer and the thermostat has shut off, I've noticed that our radiators are still warm. Is there any way...
View ArticleGas Grille outside, gas connector???
I called FW WEBB and they don't know of any approved rubber/commercial connector rated for outdoor use and rated for nat gas, anyone have any ideas?
View ArticleCondensing tank type water heater nat gas 95%??
My ahri searching skills are on the fritz, does anyone make a 95% tank type water heater nat gas? AHRI doesn't seem to think so.
View ArticleOld American Standard boiler--flame questions
Hi there,I've got what I think might be a 1960s-ish AS boiler. It is a thing I've come to have a mostly-love relationship with, after learning bits about how it works and how to maintain it (as much as...
View ArticleCan I add Myson radiators to an existing Cast Iron system?
I am rehabbing a home and the bank did not winterized the house properly, about 1/2 of the cast iron radiators have cracked tubes.The supply lines looks good, so my question is, can I swap out the...
View ArticleNo DHW on Buderus GB142
I have a GB142 working with both space heating and heating a DHW storage tank. Recently the DHW side has stopped working. At first I suspected a bad temp sensor. Then I noticed that when I turned the...
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