Search: Posts Made By: BuffaloDIY
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Replies: 9
Views: 312
Posted By BuffaloDIY

Spott, when you suggest adjusting the sensor...

Spott, when you suggest adjusting the sensor position, first, these are bolted into the cast Al front of the boiler, and aren't made to be adjusted. I could bend them, but bc they work for a couple...
Replies: 9
Views: 312
Posted By BuffaloDIY

Both contractors have used combustion testers,...

Both contractors have used combustion testers, and one made the mix a little richer than spec to see if that would solve the problem. It didn't. Any other ideas? Maybe a bad gas valve?
Replies: 9
Views: 312
Posted By BuffaloDIY

Flame sensors keep failing

I have a peerless purefire 110k boiler for my cast iron radiator + indirect dhw house. Since it was installed in 2011 it has gone through a lot of flame sensors. Recently, two sensors fail per year. ...
Replies: 14
Views: 880
Posted By BuffaloDIY

These gravity systems are as much art as science,...

These gravity systems are as much art as science, and so I would recommend operating as originally designed, with the attic radiation filled. Otherwise, you may have trouble getting the right...
Replies: 12
Views: 790
Posted By BuffaloDIY

Second what Spot said - get a good boiler guy to...

Second what Spot said - get a good boiler guy to look at this. I'm less concerned with the undersized near boiler piping, than that you seem to have fin tube in parallel with cast iron radiation. ...
Replies: 9
Views: 653
Posted By BuffaloDIY

Typically the issue you're trying to avoid is the...

Typically the issue you're trying to avoid is the smaller device having trouble getting a good draft because the chimney is sized for the larger device. So, DHW above might be a little better,...
Replies: 4
Views: 499
Posted By BuffaloDIY

Repair solder in boiler piping

See the attached pics, I have a bad solder in my 1-1/4" boiler piping between a valve and a spirovent. Been a while since I sweated pipe, and I don't have much experience with larger pipe. But I do...
08-12-14, 07:04 PM
Replies: 12
Views: 1,642
Posted By BuffaloDIY

Got it. Super helpful. Wishing good karma your...

Got it. Super helpful. Wishing good karma your way.
08-12-14, 04:54 AM
Replies: 12
Views: 1,642
Posted By BuffaloDIY

See my pic below for numbered call outs. I...

See my pic below for numbered call outs.

I want to make sure I understand. What you're saying is that vent #2 can't be used as the vent for the laundry, because for a short stretch it is the...
08-11-14, 04:29 PM
Replies: 12
Views: 1,642
Posted By BuffaloDIY

Why do I need to vent where the 2" pipe goes from...

Why do I need to vent where the 2" pipe goes from horizontal to vertical? The three inch stack and w.c. are vented below at the tee into a 3" vent, and in your drawing the washer and lav are both...
08-10-14, 09:07 PM
Replies: 12
Views: 1,642
Posted By BuffaloDIY

I updated the drawing. Does this venting for the...

I updated the drawing. Does this venting for the laundry and lav look ok now? Red is new piping, although I'll replace the lav drain with PVC. 36290

BTW, my vertical scale is stretched - this is...
08-04-14, 03:54 AM
Replies: 12
Views: 1,642
Posted By BuffaloDIY

Thanks. One question i have is would it be...

Thanks. One question i have is would it be better if the new vent were before the tee for the bath sink, instead of after it. I show it after.
08-03-14, 07:50 PM
Replies: 12
Views: 1,642
Posted By BuffaloDIY

Yes, with 1.75 GPM shower head.

Yes, with 1.75 GPM shower head.
08-03-14, 06:10 PM
Replies: 1
Views: 736
Posted By BuffaloDIY

I think this is the table you need: Natural Gas...

I think this is the table you need: Natural Gas - Pipe Sizing (http://www.engineeringtoolbox.com/natural-gas-pipe-sizing-d_826.html). Sounds like your sizing is adequate.
08-03-14, 09:36 AM
Replies: 6
Views: 6,806
Posted By BuffaloDIY

Thanks. Main panel is grounded both to a ground...

Thanks. Main panel is grounded both to a ground rod, and to an appropriate water line.

Regarding #2, my question was, once I remove the old main feeds, what is the correct way to cap these larger...
08-03-14, 09:22 AM
Replies: 12
Views: 1,642
Posted By BuffaloDIY

Add laundry drain to old piping

I want to add laundry to the room behind my 2nd floor bathroom. See the image below for what I'm thinking. Can't find my plumbing reference book, so I am wondering if the pipe sizing will be...
Replies: 8
Views: 967
Posted By BuffaloDIY

Regarding the design load calc, take it with a...

Regarding the design load calc, take it with a grain of salt, especially if you didn't run a blower door. Old houses especially can have wide variation in air infiltration which can have a big...
08-02-14, 08:52 AM
Replies: 6
Views: 6,806
Posted By BuffaloDIY

Also: 3) The two panels each has its own...

Also:

3) The two panels each has its own earth ground. Rather than connect the ground bars between the panels, as shown on the diagram, is it OK to just clamp together the two existing earth...
08-02-14, 08:41 AM
Replies: 6
Views: 6,806
Posted By BuffaloDIY

Converting main panel to sub panel

I am converting my two family home into single family. I want to change one of the two existing main panels into a sub panel. These are both newer Square D QO main panels, and the one that will...
Replies: 27
Views: 5,836
Posted By BuffaloDIY

Gilmore, I appreciate your comments, but I think...

Gilmore, I appreciate your comments, but I think things will vary depending on where you are at, and what the water is you are dealing with, and what kind of distribution piping you have. I often...
Replies: 27
Views: 5,836
Posted By BuffaloDIY

Boiler manufactures are putting requirements in...

Boiler manufactures are putting requirements in for water hardness (< 7 grains per gallon for Lockinvar, for example), and I'm not sure we should take it lightly. Acidity is maybe a bigger issue. ...
Replies: 3
Views: 1,175
Posted By BuffaloDIY

Good point - should have written Total Suspended...

Good point - should have written Total Suspended Solids (TSS), not TDS. he describes it as the 'mud' you see in old systems like this. The quote says "bag filtration system", and from talking to...
Replies: 3
Views: 1,175
Posted By BuffaloDIY

water treatment for HW boilers

A heating contractor I trust is recommending to me a filtration system for several new small commercial condensing hot water boilers (350K btw/hr each) powering a pair of 100 year old apartment...
02-10-13, 09:51 AM
Replies: 1
Views: 726
Posted By BuffaloDIY

Low ambient multi system

Can anyone point me to low ambient (heating at < 0F) mini split model that would support four heads? Some of the brands don't support low ambient from what I can see. Mitsubishi's single head goes...
01-04-13, 08:48 PM
Replies: 21
Views: 1,414
Posted By BuffaloDIY

On a dryer cable, is the neutral/ground treated...

On a dryer cable, is the neutral/ground treated like a ground or a neutral? For example, can it be a bare wire, or must it be insulated? When the other end is wired into a subpanel, is it connected...
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