Search: Posts Made By: Big Lar
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Replies: 5
Views: 494
Posted By Big Lar

Your boiler’s factory controls provide for only...

Your boiler’s factory controls provide for only one zone.

If you are unfamiliar with relay control wiring, you’ll need to purchase and install a zone control panel like this:...
Replies: 10
Views: 1,052
Posted By Big Lar

They're right before the system supply manifold

They're right before the system supply manifold
Replies: 10
Views: 1,052
Posted By Big Lar

And... The new stuff With all new pipe works ...

And...
The new stuff
With all new pipe works
Vent chase
Electrical
and Zone Controls
Replies: 10
Views: 1,052
Posted By Big Lar

Well, The new system is up and running! A major...

Well, The new system is up and running!
A major project that was quite involved...

Photos of the old stuff
Replies: 10
Views: 1,052
Posted By Big Lar

ES2 is hot water. Pro Press would be nice...

ES2 is hot water.

Pro Press would be nice but, I can't justify the purchase of the tools for this one project. Can I borrow yours? HaHa!

I've mapped the pipe works and have decided to fit black...
Replies: 10
Views: 1,052
Posted By Big Lar

Material costs are not a serious concern and I’m...

Material costs are not a serious concern and I’m comfortable around “the flame”.

The existing system was installed in the early 70s. A grossly oversized boiler with undersized copper pipe works. I...
Replies: 10
Views: 1,052
Posted By Big Lar

Boiler piping preferences?

I’m preparing to install a new Burnham ES2-4 boiler and HTP indirect.

As I’m assembling the materials list I’m wondering…are there any serious disadvantages to using all copper pipe works for the...
Replies: 1
Views: 803
Posted By Big Lar

Using PEX for manifold-to-system supply/return piping

My 1950s 1,500 sq ft ranch is fitted with 100’ of baseboard convectors, 75ft on the main floor & 25ft in the basement. The baseboards are double-pass convectors with ½” copper pipework. There are 2...
Replies: 8
Views: 9,594
Posted By Big Lar

Thanks PJmax. The reported thermistor...

Thanks PJmax.

The reported thermistor resistance may be incorrect...I'm working with an old guy memory. I'll check it again but a brand new thermistor showed the identical resistance.

The...
Replies: 8
Views: 9,594
Posted By Big Lar

Self clean function on Samsung range problems!

Samsung Electric Range #NE59J7630SS/AA
Following its first ever Self-Clean cycle, the display shows “C-31” and touchpad controls no longer function. No timer, Bake, Broil, Set, Cancel/Off, etc....
Replies: 4
Views: 1,406
Posted By Big Lar

Yikes! I have no idea about the lengths. The...

Yikes! I have no idea about the lengths. The basement is finished with plastered ceilings so I can’t measure the pipeworks…the only visible stuff is in the 15’ wide crawl space under the north side...
Replies: 4
Views: 1,406
Posted By Big Lar

The pump is a 100 series The expansion tank...

The pump is a 100 series

The expansion tank is on the feed side of the boiler and will require significant re-piping to relocate to the supply side…THAT probably answers my initial question.
...
Replies: 4
Views: 1,406
Posted By Big Lar

New seal/bearing assembly or new pump?

I’m renovating a 1950s 1,800 sf rancher equipped with a noisy, air-locked hot water heat system.

I’ve replaced the old x-tank with a bladder tank, added an air scoop and automatic vent and...
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