Search: Posts Made By: TOHeating
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Replies: 4
Views: 537
Posted By TOHeating

Yeah, they use it as if it was a differential...

Yeah, they use it as if it was a differential pressure valve.
Basically they are trying to ensure there is enough water flowing thru the boiler when only one zone calls.
Really not the best way to...
Replies: 1
Views: 585
Posted By TOHeating

not enough info. Are you running potable water...

not enough info.
Are you running potable water thru the infloor to heat your home ?
if you got 20 years out of your HWT, look at the cost per year to use it.
Get a quote for a tankless, installed,...
Replies: 5
Views: 1,630
Posted By TOHeating

My concerns will be, Stripping... what did you...

My concerns will be,
Stripping... what did you place your tubing at on center, the thinner the pour the easier it is to get an uneven surface temp.
Cracking of the mass, with thin pours over...
Replies: 3
Views: 876
Posted By TOHeating

So many questions... Westinghouse boiler ??? I...

So many questions...
Westinghouse boiler ??? I have been in this business for almost 20 years and never heard of that one.
I would HIGHLY recommend an NTI TFT boiler, 60 to 80 Mbtu. You will still...
Replies: 8
Views: 762
Posted By TOHeating

Radiant wall ceiling may work very well for you...

Radiant wall ceiling may work very well for you in this application.
Replies: 4
Views: 674
Posted By TOHeating

Grundfos had a good recirc pump for you dhw...

Grundfos had a good recirc pump for you dhw recirculation, it has a built in timer and aquastat to shut it down once the return gets warm.
Constantly recirculating dhw can be very expensive and...
Replies: 1
Views: 633
Posted By TOHeating

You can use pex for sure, but as you may read...

You can use pex for sure, but as you may read elsewhere, pex can and will make noise as it grows with heated water. This can be reduced or eliminated by pipe choice, and insulation of the lines....
Replies: 5
Views: 1,001
Posted By TOHeating

yep, common problem. we insulate the pex lines...

yep, common problem.
we insulate the pex lines and that allows the pex to grow when it gets warm
Pex has a much greater thermal expansion then copper does (which is predictable), and this causes...
Replies: 10
Views: 911
Posted By TOHeating

if I quesstomate right, I would say you have...

if I quesstomate right, I would say you have 12,000 BTU for the cast iron baseboard and say another 3,000 for the cast iron sectional. total 15,000 for the main floor. provided the second floor is...
Replies: 10
Views: 911
Posted By TOHeating

the Taco 0010 is whats called a flat curve...

the Taco 0010 is whats called a flat curve circulator, designed for high flow low head applications.
It has about 11 to 12 FOH available at low flow applications.

The VT2218 is a much steeper...
Replies: 10
Views: 911
Posted By TOHeating

simply because 1/2" pip has no bussiness being in...

simply because 1/2" pip has no bussiness being in a heating system.
What you say is over kill is actually not.
The reason it take time for the return to get hot is because your circulator is having...
Replies: 5
Views: 606
Posted By TOHeating

An ammeter will indicate if the motor draws...

An ammeter will indicate if the motor draws current.
If you have some way to restrict the flow after the pump you can check for a change in current with closing of a valve.
Not 100% conclusive, but...
Replies: 7
Views: 2,986
Posted By TOHeating

If you tie a make up water line to a system...

If you tie a make up water line to a system filled with an antifreeze mix, you will dilute it as makeup water is admitted.
I have seen this done by some installers on a snow melt system of all...
Replies: 8
Views: 1,128
Posted By TOHeating

If you add Any type of valve in the main monoflow...

If you add Any type of valve in the main monoflow line, make sure it's a full flow ball or gate valve (darn I say that word).
Replies: 5
Views: 533
Posted By TOHeating

Check the zone valve that goes to that zone. It...

Check the zone valve that goes to that zone.
It is likley open, it either has power or has failed in open position
If it has power to it, then your zone control system will need electrical...
Replies: 8
Views: 516
Posted By TOHeating

I was going to suggest that, but not all stats...

I was going to suggest that, but not all stats have bases these days.
Thought it would be less confusing just going for the W terminal.
Does the same thing, unless the problem is in the baseplate
Replies: 8
Views: 516
Posted By TOHeating

Pull the wire off of terminal W at the stat, if...

Pull the wire off of terminal W at the stat, if the boiler shuts down your stat is done
If it does not shut down you got bigger problems
Replies: 8
Views: 1,128
Posted By TOHeating

1) are there monoflow tee's on the both branch...

1) are there monoflow tee's on the both branch copper lines to the new becon morris kick space heater ?
2) Yeah by all means add in air elimination, I would do both the supply and return lines.

I...
Replies: 31
Views: 3,243
Posted By TOHeating

There are many applications in hydronic heating...

There are many applications in hydronic heating where you DO want a wide differential.
A set point control (operating aquastat) on a zone cast iron boiler system is more efficient and easier on the...
Replies: 31
Views: 3,243
Posted By TOHeating

please make sure you still have a mechanical high...

please make sure you still have a mechanical high limit in place!
many places do not consider an electronic aquastat as a safety device
Replies: 31
Views: 3,243
Posted By TOHeating

Of course my opinion will go against ROI of the...

Of course my opinion will go against ROI of the circ...

If it were me, I would scrap all the zone circs and install one single ECM VDT circ and zone valves.
You can get 120 VAC zone valves so it...
Replies: 14
Views: 886
Posted By TOHeating

if you wire the boiler terminals from the SR501...

if you wire the boiler terminals from the SR501 in PARRALLEL to the boiler terminals in the SR506, things will work fine.
As for the mix valve, there are many drawings online, but make sure that the...
Replies: 7
Views: 795
Posted By TOHeating

http://www.doityourself.com/forum/boilers-home-hea...

http://www.doityourself.com/forum/boilers-home-heating-steam-hot-water-systems/560825-boiler-circ-vs-zone-circ.html#post2500452
see post 10.
Replies: 14
Views: 886
Posted By TOHeating

See drawing 2C on pg 27. This is there...

See drawing 2C on pg 27.

This is there preferred piping, one thing it does do well is prioritize the DHW load.
You can use a relay and drop out the power to the Taco box(s) when there is a DHW...
Replies: 2
Views: 531
Posted By TOHeating

Taco 0010 is close to the B&G in terms of flow. ...

Taco 0010 is close to the B&G in terms of flow.
Taco 007 falls short on flow, but has the head requirements (and then some).

There is not enough info to help select the correct circ.
How big is...
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