Search: Posts Made By: gilmorrie
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Replies: 2
Views: 122
Posted By gilmorrie

Thanks, Pete - I'll give that Johnson Controls TC...

Thanks, Pete - I'll give that Johnson Controls TC a try.
Replies: 2
Views: 122
Posted By gilmorrie

Standing pilot? - natural gas

My last thermocouple only lasted about two months. The T.C. tip is enveloped by the pilot flame - and the tip glows cherry red. Is this normal?
12-31-20, 04:36 PM
Replies: 5
Views: 126
Posted By gilmorrie

In most cases, if you don't have natural gas...

In most cases, if you don't have natural gas available to your building or, at least to the street in front of your building, you are out of luck. If none of your neighbors have gas, then that is...
Replies: 9
Views: 567
Posted By gilmorrie

I don't think the gasket is correct. It doesn't...

I don't think the gasket is correct. It doesn't line up on the flange, Also, the pump is slightly cockeyed on the flange, which indicates that the flange itself is the wrong one for the pump. You...
Replies: 4
Views: 277
Posted By gilmorrie

I agree with Steamboy. Your pressure is too low....

I agree with Steamboy. Your pressure is too low. Jack up the pressure to, say, 15psig.
Replies: 11
Views: 287
Posted By gilmorrie

Look at the pix 7. What is the fitting above and...

Look at the pix 7. What is the fitting above and behind that valve? I believe that is the air vent - if so, it is connected to a small diameter tube that goes up into the top of the inside of the...
Replies: 11
Views: 287
Posted By gilmorrie

Please step back and take a wider angle view of...

Please step back and take a wider angle view of the whole tank and its piping, so we can better see how it is piped. Remove the circular knob from the first valve and take a picture of the valve. Is...
Replies: 5
Views: 190
Posted By gilmorrie

If the pump is installed backwards pumping...

If the pump is installed backwards pumping against a flo-check, then there would, of course, be no flow through the pump. Running a pump continuously at shutoff head can cause overheating of the...
Replies: 11
Views: 436
Posted By gilmorrie

This leak does not appear to be coming from the...

This leak does not appear to be coming from the flange itself or from the flange gasket. It appears to be coming from the joint from the male copper fitting where it threads into the flange female...
Replies: 11
Views: 436
Posted By gilmorrie

This leak may be caused by galvanic corrosion -...

This leak may be caused by galvanic corrosion - but I think that it is more likely that the joint simply wasn't sufficiently tightened originally. Notice the same type of connection joining iron and...
Replies: 7
Views: 480
Posted By gilmorrie

Spott, yes - I have a large monoflo system with...

Spott, yes - I have a large monoflo system with many cast-iron baseboard convectors. Each baseboard unit has its own manual bleeder. As you can imagine, purging air from the system takes some time....
Replies: 13
Views: 406
Posted By gilmorrie

Not quite. The LWCO needs to be installed in...

Not quite. The LWCO needs to be installed in piping directly connected to the boiler, but above the elevation of the normal high level of the water.
Replies: 1
Views: 177
Posted By gilmorrie

Combustion Test Results

I'm posting this information as a data point for whatever use the readers wishes to make of it.

This for a 70-year-old Kewanee hot-water boiler. Fire-tube, two pass, natural gas, 168,000 Btu net...
Replies: 23
Views: 740
Posted By gilmorrie

I would cut the valve out (with a tubing cutter)...

I would cut the valve out (with a tubing cutter) and use two copper couplings and two nipples to solder in a new valve. Piece of cake.
Replies: 3
Views: 218
Posted By gilmorrie

Yes, a C wire is required. See manual:...

Yes, a C wire is required. See manual: https://www.honeywellstore.com/store/images/pdf/rth6580wf1001-u-wi-fi-7-day-programmable-thermostat.pdf Here is another option that doesn't require a C wire,...
Replies: 9
Views: 424
Posted By gilmorrie

Temp probe for Fluke multimeter

Fluke's 80BK-A temperature probe plugs right into my Fluke 179 multimeter. It goes up to 500 deg F. The temperature probe goes for about $40 after a 10% discount. My Fluke 179 multimeter is True RMS...
Replies: 9
Views: 424
Posted By gilmorrie

Your tech will have a combustion analyzer with a...

Your tech will have a combustion analyzer with a probe that is inserted into the flue gas. That will measure flue gas temperature and CO - which, in turn, gives O2 and efficiency. Ideally, he will be...
Replies: 9
Views: 286
Posted By gilmorrie

#1 is for bleeding air. Whether #2 could affect...

#1 is for bleeding air. Whether #2 could affect other rads depends on how they are piped. If you can view the piping from the basement, you should be able to tell. Or just try it - #2 looks to be...
Replies: 4
Views: 170
Posted By gilmorrie

I don't see the drainage holes in the bowl. Drill...

I don't see the drainage holes in the bowl. Drill several holes in the low point of the bowl - say, about 3/8" in diameter.
Replies: 23
Views: 740
Posted By gilmorrie

I've been wracking my addled brain about the pump...

I've been wracking my addled brain about the pump noise. Just having the pump backwards shouldn't cause the pump to start making noise - and I gather that the pump initially operated quietly for...
Replies: 23
Views: 740
Posted By gilmorrie

Yeah, Mike, I knew is was you!

The nice thing about this DIY forum is that everybody has screwed up. Replacing the pump might be a good way to go. You might hang on to the present pump as an emergency spare? Let us know how it all...
Replies: 23
Views: 740
Posted By gilmorrie

I can't see the flow directional arrow, but based...

I can't see the flow directional arrow, but based on the location of the pump volute, it is pumping upward. The pump will work that way, but flow through the boiler will be backwards - not good....
Replies: 23
Views: 740
Posted By gilmorrie

The pump has only one moving part - the impeller...

The pump has only one moving part - the impeller cartridge. If you are handy and have tools, you can replace the cartridge.- it is good for a DIYer to have a spare on hand. Unless there are isolation...
10-22-20, 12:48 PM
Replies: 3
Views: 228
Posted By gilmorrie

What is the boiler Btu/hr rating? That will help...

What is the boiler Btu/hr rating? That will help us get you in the ballpark for a Taco pump. By the way, this needs to be in the boiler forum, not heat pump forum.
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