EcoRenovator  

Go Back   EcoRenovator > Search Forums
Reload this Page Search Results
Advanced Search
 


Blog 60+ Home Energy Saving Tips Recent Posts


Page 1 of 2 1 2
Showing results 1 to 25 of 27
Search took 0.00 seconds. Search: Posts Made By: berniebenz
Forum: Geothermal & Heat Pumps 10-13-13, 10:13 AM
Replies: 405
Views: 250,122
Posted By berniebenz
Not using the cu tube evaporator, couldn’t get it...

Not using the cu tube evaporator, couldn’t get it into my HWH. Using a small brazed plate external HX.
Forum: Geothermal & Heat Pumps 10-12-13, 11:20 AM
Replies: 405
Views: 250,122
Posted By berniebenz
No, very easy removal. The sense tube is an...

No, very easy removal. The sense tube is an intergal part of the thermostat. It has a glan nut on it that seals in the header that also seals the evaporator tubing into the tank.
Forum: Geothermal & Heat Pumps 10-12-13, 09:28 AM
Replies: 405
Views: 250,122
Posted By berniebenz
I have a new A7 thermostat for sale, removed from...

I have a new A7 thermostat for sale, removed from my A7 inasmuch as I am using the electronic thermostat in my gas HWH to control the A7.
Forum: Geothermal & Heat Pumps 07-29-13, 03:43 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Wow! My post sure shut down this thread. Sorry...

Wow! My post sure shut down this thread. Sorry guys!
Forum: Geothermal & Heat Pumps 07-16-13, 06:12 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Integrating A7 control into propane DHWH with TOU electric rate schedule.

Background:
My 18 yr old 45 gal HTP Voyager DHWH (94%, condensing) also heats the house in-floor radiant system, via an internal heat exchanger. Wanting to use the Voyager’s electronic set point and...
Forum: Geothermal & Heat Pumps 11-11-12, 11:33 PM
Replies: 405
Views: 250,122
Posted By berniebenz
As I recall, you just installed your A7 on a new...

As I recall, you just installed your A7 on a new GE electric HWH. Thus, must be a well insulated unit. Are you not trying to guild the lilly? Fat wallet syndrome bugging you?
Forum: Geothermal & Heat Pumps 11-02-12, 02:46 PM
Replies: 405
Views: 250,122
Posted By berniebenz
The last one sold on eBay went for $153. +50...

The last one sold on eBay went for $153. +50 shipping. Nothing since.
Forum: Geothermal & Heat Pumps 08-26-12, 10:38 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Using the A7 to top off the primary winter heat source.

Based upon your reports, apparently the A7 is capable of supplying normal residential DHW requirements.
However, in the winter cold season my DHWH, thru a HX, also supplies my in floor radiant...
Forum: Geothermal & Heat Pumps 08-15-12, 07:11 PM
Replies: 405
Views: 250,122
Posted By berniebenz
I stand corrected, Condenser vs Evap. Thanks...

I stand corrected, Condenser vs Evap. Thanks Vlad!

Neighbor is a HVAC mechanic, has vac pump, ref, gages, and know how.

So, I can go to a counter flow HX configuration, returning the liquid...
Forum: Geothermal & Heat Pumps 08-15-12, 04:21 PM
Replies: 405
Views: 250,122
Posted By berniebenz
A7 AirTap install update, per Xringer’s email request...

Thanks for your interest, Rich.
In summary of my past posts on this subject (advanced search my handle in this thread for details) I was unable to insert the A7’s Cu tubing evaporator snake into my...
Forum: Geothermal & Heat Pumps 08-08-12, 01:40 PM
Replies: 405
Views: 250,122
Posted By berniebenz
X, Link to the source of A7 bar graph of COP...

X,
Link to the source of A7 bar graph of COP vs. Amb Temp. Please. It’s not in the install manual.
Thx, Bernie
Forum: Geothermal & Heat Pumps 08-07-12, 05:06 PM
Replies: 405
Views: 250,122
Posted By berniebenz
FYI, Brazed Plate HX on eBay, 23 available for cheap

More info on this HX:
It is a 3” x 8” x 1.5” overall, 14 plate (12 active, +2 end plates)
½” SS tube ports. No brand markings, Stamped numbers: 12445 and 834148.
12 active surfaces approx.2.75“ x...
Forum: Geothermal & Heat Pumps 07-25-12, 01:43 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Heat traps

Apparently we are talking about two different natural convection phenomena.

1. I’m talking about natural convection driving the flow of water in a closed loop piping system intended to keep hot...
Forum: Geothermal & Heat Pumps 07-25-12, 10:12 AM
Replies: 405
Views: 250,122
Posted By berniebenz
EX, not clear statements. A natural convection...

EX, not clear statements.
A natural convection hot water circulation LOOP relies on gravity driving the differential density between hot and cold water. It must be a loop and the heat source must be...
Forum: Geothermal & Heat Pumps 07-24-12, 11:21 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Thanks AC, But sizing circ pumps is no...

Thanks AC,
But sizing circ pumps is no different than any other pump App. Knowing what you want to do, the system constraints and the search for economic possibilities.

The hot water copper...
Forum: Geothermal & Heat Pumps 07-24-12, 02:06 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Consider a small circ pump. Grundfos Series UP is...

Consider a small circ pump. Grundfos Series UP is designed just for this purpose, 3 GPM, 5¼’ head, built in 24 hr adjustable timer, full union with isolation and check valves.

Don’t use an...
Forum: Geothermal & Heat Pumps 07-24-12, 10:09 AM
Replies: 405
Views: 250,122
Posted By berniebenz
1. Don’t lift, walk! Walk it up on pieces of 2x4...

1. Don’t lift, walk! Walk it up on pieces of 2x4 one or two legs at a time. May need help to steady the tank and move blocks around.

2.Natural convection flow only works if you have cold return...
Forum: Geothermal & Heat Pumps 07-21-12, 06:39 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Sure, why not? By design a plate type would be...

Sure, why not? By design a plate type would be difficult to make without 4 to 500 psi working pressure. If one would fail, the leak would be to the outside, not across the plate.
Forum: Geothermal & Heat Pumps 07-21-12, 04:29 PM
Replies: 405
Views: 250,122
Posted By berniebenz
If your HWH is in the garage, consider this A7...

If your HWH is in the garage, consider this A7 ASHPWH, currently at a good closeout price on eBay.
Forum: Geothermal & Heat Pumps 07-21-12, 02:42 PM
Replies: 405
Views: 250,122
Posted By berniebenz
FYI, Plate HX on eBay, 23 available for cheap

Can’t get the 20’ cu tubing evaporator snake in my HWH so am going to use this external HX as the evap. I already have a HW circulation loop with pump for my in floor heating system. My $20. offer...
Forum: Geothermal & Heat Pumps 07-08-12, 10:50 PM
Replies: 405
Views: 250,122
Posted By berniebenz
And just what is a heat trap in a water line? I’d...

And just what is a heat trap in a water line? I’d like to trap some!
Forum: Geothermal & Heat Pumps 07-08-12, 03:23 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Or you could just ask GE what, if any, their...

Or you could just ask GE what, if any, their anode system is, life expectancy, and replacement cost. You did buy a glass lined tank, did you not?
Forum: Geothermal & Heat Pumps 07-08-12, 02:57 PM
Replies: 405
Views: 250,122
Posted By berniebenz
My propane fired DHW is also used, with internal...

My propane fired DHW is also used, with internal HX, for in-floor radiant system. Therefore my plan is to use an outside thermostat to control the gas fired system. Fire the propane system when...
Forum: Geothermal & Heat Pumps 07-08-12, 02:42 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Why would you use an iron cold line nipple, with...

Why would you use an iron cold line nipple, with the dissimilar metals problem? A ¾ x 6” brass nipple is only about $5.
Forum: Geothermal & Heat Pumps 07-05-12, 09:15 PM
Replies: 405
Views: 250,122
Posted By berniebenz
Difficult to back track on the iterations on this...

Difficult to back track on the iterations on this thread but, the A7 is not to be an add-on to the old oil fired HWH, but you are apparently anxious to install it. The new GE hybrid is already an...
Showing results 1 to 25 of 27
Page 1 of 2 1 2

 
Forum Jump

All times are GMT -5. The time now is 07:54 AM.

Contact Us - EcoRenovator.org - Archive - Top

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2024, vBulletin Solutions Inc.
Ad Management by RedTyger
Inactive Reminders By Icora Web Design