Search: Posts Made By: doughess
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Yesterday, 09:50 PM
Replies: 14
Views: 217
Posted By doughess

Another way to float boat

Suburban New York home frequently looses power for days on end.

Have 7.5 kw alternator with natural gas adapter on wheeled cart (so is not covered by building codes). Has range type 50 amp male...
Replies: 2
Views: 125
Posted By doughess

For KangNJ and other DIY's here are some simple...

For KangNJ and other DIY's here are some simple ways to make diagnostics, trouble shooting, fixing quicker and easier.

Replace old technology aquastat bulb with modern Out-DOOR-RESET-Aquastat that...
Replies: 27
Views: 451
Posted By doughess

Thread Starter pbct2019 opening words are about...

Thread Starter pbct2019 opening words are about boiler size:

"My boiler sized properly when all four heat zones in my house run simultaneously. Unfortunately, if 3 zones or less call for heat, the...
Replies: 27
Views: 451
Posted By doughess

Charts are tools, some good, others not. The...

Charts are tools, some good, others not. The leading professional global source of heating/cooling data is “ASHRAE” the American Society of Heating, Refrigerating and Air-Conditioning Engineers ...
Replies: 27
Views: 451
Posted By doughess

Lesson #1: Design temp is not 24/7. Degree day,...

Lesson #1: Design temp is not 24/7. Degree day, mean temperature is common reference:

https://www.engineeringtoolbox.com/us-outdoor-design-temperature-humidity-d_296.html

I live in 0 F New York...
Replies: 4
Views: 193
Posted By doughess

With Folcroftr 40 year old home, looking for ways...

With Folcroftr 40 year old home, looking for ways to reduce heat loss with insulation and windows is great place to start. That will reduce boiler BTU needed.

Finding current 240,000 BTU boiler...
Replies: 4
Views: 193
Posted By doughess

Folcroftr has three issues, old home with high...

Folcroftr has three issues, old home with high heat-loss, heating system and DHW capacity.

For DHW he might consider a hybrid DHW system. In heating season, use tankless water circulated with...
Replies: 27
Views: 451
Posted By doughess

pbct2019: There is no “Ideal run time”. Boilers...

pbct2019: There is no “Ideal run time”. Boilers run because heat was removed and aquastat started it. Outdoor temperature varies, changing run times over the season. in San Francisco where there is...
Replies: 27
Views: 451
Posted By doughess

Short cycling is an arbitrary concept that...

Short cycling is an arbitrary concept that creates endless issues.

Typically US heating systems run 25% of time ( 8 hours/day) at design temperatures of say 0F. At 32 F outside temperatures...
Replies: 27
Views: 451
Posted By doughess

The 20% or 25% is commonly mentioned number....

The 20% or 25% is commonly mentioned number. Another is 85% of USA heating system are twice size needed.

Many boilers were sized and installed in lower cost fuel times year ago.

Many of those...
Replies: 2
Views: 116
Posted By doughess

Good source of info on oil burners is Beckett...

Good source of info on oil burners is Beckett Manual. See page 9 for nozzles:https://www.beckettcorp.com/wp-content/uploads/6104-BAFG.pdf

To buy them:...
Replies: 27
Views: 451
Posted By doughess

Short cycling is an arbitrary concept that...

Short cycling is an arbitrary concept that creates endless issues.

Typically US heating systems run 25% of time ( 8 hours/day) at design temperatures of say 0F. At 32 F outside temperatures...
Replies: 7
Views: 220
Posted By doughess

A basis of human communication is meaning of...

A basis of human communication is meaning of words.

Have global experience in high technology world dealing with technical terms. That is why pointed out the issues with use of word "aquastat" in...
Replies: 13
Views: 301
Posted By doughess

All boilers thermo cycle. Don't worry about it....

All boilers thermo cycle. Don't worry about it. Mine has been doing it for 60 years. Counter now on burner reads 49,943 cycles after couple of years.

Rather than running boiler all summer Mike C5...
Replies: 7
Views: 220
Posted By doughess

Manufacturers of heating products create...

Manufacturers of heating products create confusion when calling products “aquatats” that do several other functions beyond water temperature control.

On systems with multi function “aquastats”,...
Replies: 7
Views: 220
Posted By doughess

ethan169 might check out history on Honeywell...

ethan169 might check out history on Honeywell R7284U control. Sometimes it provides useful info on system.

My favorite history message is "No Flame"

While that gives no clue as to cause of no...
Replies: 13
Views: 301
Posted By doughess

Let's make this simple. I pulled old Honeywell...

Let's make this simple. I pulled old Honeywell aquastat bulb out of well on boiler tankless coil header.

Whatever Honeywell aquastat wires went to now go to Tekmar contacts

Put Tekmar ODR...
Replies: 7
Views: 220
Posted By doughess

Frequently on DIY thread is dialog on diagnosing...

Frequently on DIY thread is dialog on diagnosing and fixing the issue that suggests replacing defective old generation product.

Rather than just replacing the old unit it is opportunity to install...
Replies: 9
Views: 267
Posted By doughess

Keeping boiler temperature at 165 F to compensate...

Keeping boiler temperature at 165 F to compensate for insufficient tankless coil DHW is expensive solution.

In winter to increase DHW capacity from tankless coil I use small Taco 007 circulator...
Replies: 13
Views: 301
Posted By doughess

The modern way to set up hydronic boiler is...

The modern way to set up hydronic boiler is different than how old timers did it.

Tekmar 256 aquastat with outdoor reset costs $158 and saves up to 25% on fuel cost providing with many other...
Replies: 27
Views: 451
Posted By doughess

Boiler size is frequent question on DIY.com For...

Boiler size is frequent question on DIY.com For older homes easy and accurate way to find boiler size is gathering data on existing system.

Pbct2019 raised similar issue on thread in February. His...
Replies: 13
Views: 301
Posted By doughess

Out door reset is aquastat with temperature...

Out door reset is aquastat with temperature adjusted according to second sensor on north outdoor wall.

ODR changes boiler water temperature to level needed for home heat load based on that.
...
Replies: 13
Views: 301
Posted By doughess

LWCO's are used on steam boiler where proper...

LWCO's are used on steam boiler where proper water level is important.

Hydronic system cold water feed valve is left open so system stays full, and water level is not an issue.

Rather than...
Replies: 27
Views: 451
Posted By doughess

A 4 zone/element system should not short cycle...

A 4 zone/element system should not short cycle because one is not removing heat.

Would help to see pictures of system along with description of what thread starter defines as "short cycling".
A...
Replies: 5
Views: 152
Posted By doughess

ebay has temperature controllers starting at...

ebay has temperature controllers starting at $2.00
https://www.ebay.com/sch/i.html?_from=R40&_nkw=temperature+controller&_sacat=0&_sop=15
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