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Search: Posts Made By: jeff5may
Forum: Conservation 02-06-20, 02:05 PM
Replies: 29
Views: 4,083
Posted By pinballlooking
Those farmers need to have the right to repair...

Those farmers need to have the right to repair their tractors.
Just like the did for cars a few years ago.
Forum: Appliances & Gadgets 01-26-20, 09:35 PM
Replies: 3
Views: 534
Posted By where2
For others who may someday need this knowledge: ...

For others who may someday need this knowledge:

Using NiHaoMike's suggestion as a starting point, I was able to determine that JST connectors come in a variety of pin spacings: 1.0mm, 1.25mm,...
Forum: Appliances & Gadgets 01-25-20, 10:29 PM
Replies: 3
Views: 534
Posted By NiHaoMike
I suggest asking EEVblog. It looks like a JST SH...

I suggest asking EEVblog. It looks like a JST SH but it's important to examine the connector carefully since I have seen variants with subtle differences specifically to prevent cross connections.
Forum: Conservation 01-25-20, 08:47 AM
Replies: 29
Views: 4,083
Posted By jjackstone
It's hard for governments to give up oil and gas...

It's hard for governments to give up oil and gas because of the revenue streams they provide not just in terms of for the country itself, but also padding their own pocket books. I've read that the...
Forum: Tools 01-13-20, 10:40 AM
Replies: 21
Views: 892
Posted By pinballlooking
Carburetors have gotten so cheap. I have been...

Carburetors have gotten so cheap. I have been just replacing them. I have bought over 6 in the last year.
The last couple I bought were cheaper than the rebuild kit.
Forum: Conservation 01-12-20, 04:16 AM
Replies: 1
Views: 363
Posted By oil pan 4
Not really. Just get a mini split. A good mini...

Not really. Just get a mini split. A good mini split is 2 to 3 times more efficient than a window unit, not counting the window air leak the window unit causes.
Forum: Geothermal & Heat Pumps 01-08-20, 12:58 PM
Replies: 8
Views: 569
Posted By RB855
Very common issue here in the south. Mildew and...

Very common issue here in the south. Mildew and such grows in the coil and the heat cooks the stink out. Regular cleaning of the evaporator usually curbs it, but we use a product that's literally...
Forum: Geothermal & Heat Pumps 12-30-19, 06:20 PM
Replies: 18
Views: 1,048
Posted By JRMichler
Your guesses for sizes of heat pumps are about...

Your guesses for sizes of heat pumps are about right for a poorly insulated house with reasonable (less than 10%) window area.

A well insulated house would have at least R60 ceiling, R30 walls,...
Forum: The Billiards Room 12-11-19, 10:14 AM
Replies: 20
Views: 2,679
Posted By pinballlooking
My boys both really like their 99/96 cars. They...

My boys both really like their 99/96 cars. They go to a private school and there are a lot of BMW new cars trucks…

But they both think it is nice to have a non cookie cutter cars. I see how their...
Forum: Geothermal & Heat Pumps 11-20-19, 11:28 PM
Replies: 5
Views: 871
Posted By MN Renovator
OP, If you are looking to use R290 because you...

OP, If you are looking to use R290 because you think you can't buy the R410A, that's not true. You can buy it almost as easily as buying a can of R134A for a car, just from a different place than...
Forum: Appliances & Gadgets 09-12-19, 10:58 AM
Replies: 11
Views: 1,505
Posted By oil pan 4
My local appliance repair guy says he loves...

My local appliance repair guy says he loves heatpump dryers.
He gets lots of service calls and 99% of them are lint build up. Easy $100.
Forum: Geothermal & Heat Pumps 06-10-19, 11:07 PM
Replies: 24
Views: 5,945
Posted By Xringer
New link: ...

New link: https://www.aliexpress.com/item/32956162411.html

They are making some interesting pcbs these days.. Inverter support!

Universal DC Inverter control system for split air conditioner...
Forum: Geothermal & Heat Pumps 05-14-19, 07:04 AM
Replies: 218
Views: 35,729
Posted By Fordguy64
http://earthlinked.com/technical-manuals/technical...

http://earthlinked.com/technical-manuals/technical-manuals-download/?c=3b4dcc438662196d4060f98b6ef040327c26298454aded767523b93eaa733e32118668d5566b2d9cb09e4b234dd66ca5c800

found this interesting...
Forum: Solar Heating 03-30-19, 12:13 PM
Replies: 213
Views: 98,552
Posted By Daox
Alright, last night I got all of my bits for this...

Alright, last night I got all of my bits for this project. This new version virtually replaces every part of the system minus the spring loaded damper at the bottom of the chimney.


I started...
Forum: Geothermal & Heat Pumps 03-25-19, 02:45 PM
Replies: 3
Views: 762
Posted By MN Renovator
Intermittent connection or it might need voltage...

Intermittent connection or it might need voltage to bridge a gap and start an arc. At lease you've figured out which side of the branch is causing the dead short allowing you to leave it disconnected...
Forum: Appliances & Gadgets 03-08-19, 10:41 PM
Replies: 17
Views: 3,012
Posted By Semipro
These numbers seem to refer to gas water heaters...

These numbers seem to refer to gas water heaters where it would make sense that heat transfer rates would result in more waste up the flue. Not so with an electric resistance heater. Although an...
Forum: Geothermal & Heat Pumps 01-16-19, 12:31 PM
Replies: 14
Views: 2,884
Posted By pavel
few images...

few images, just for case the link above does not work
Forum: Geothermal & Heat Pumps 01-16-19, 12:21 PM
Replies: 14
Views: 2,884
Posted By pavel
NANOOK - open source DIY 19kW GWHP

Hi community, I just want to share my successful built of 19kW ground-water heat pump. Itís completely open source, incl. calculations, chassis drawing, schematics and control software.
Anybody who...
Forum: Geothermal & Heat Pumps 12-26-18, 07:49 AM
Replies: 86
Views: 12,971
Posted By pinballlooking
It is time to put the numbers to this project. ...

It is time to put the numbers to this project.

$9,560.56
Geothermal kit
This was 3 ton duel stage, 4 600’ loops pecharged with antifreeze. Custom manifold with pressure gauge, air purge. All...
Forum: Geothermal & Heat Pumps 11-03-18, 12:52 PM
Replies: 5
Views: 1,946
Posted By dark84
Home made air source heat pump

Hi for everyone!
I am from Europe. From Serbia.
I'm working on project to heat the house with two 18000btu split ac outdoor unit.
I don't use the indoors. I have a copper tube heat exchanger. The...
Forum: Conservation 10-06-18, 03:34 PM
Replies: 9
Views: 1,681
Posted By Elcam84
Solar water heating and other stuff in Greece

Well we spent almost two weeks in Athens and Naxos and I found allot of things there interesting.

Everywhere we stayed had solar water heaters. They work very well there. We...
Forum: Geothermal & Heat Pumps 09-29-18, 04:19 PM
Replies: 245
Views: 111,001
Posted By Sccoupe
Trenching is complete. It went much faster than...

Trenching is complete. It went much faster than expected. With all of the rain lately, the little Cub Cadet cut through the dirt like butter.
https://i.imgur.com/vUvpRgH.jpg
Fusing the U bends in a...
Forum: Renovations & New Construction 09-02-18, 09:30 PM
Replies: 59
Views: 10,422
Posted By Elcam84
Thats a common install for most of the south. The...

Thats a common install for most of the south. The issue is you need access to the unit. If you don't mind moving that insulation for the tech go for it.

I have seen some units in these...
Forum: Other Improvements 08-13-18, 12:48 PM
Replies: 3
Views: 947
Posted By natethebrown
Here is a really great video I saw that might...

Here is a really great video I saw that might help you figure out the best path forward:
https://www.youtube.com/watch?v=ZD_3_gsgsnk
Forum: Solar Heating 08-10-18, 10:03 AM
Replies: 10
Views: 9,570
Posted By AC_Hacker
Don't forget the value of insulating the bath...

Don't forget the value of insulating the bath tub.

Most of the heat loss is through the sides & bottom.

You might find that by conserving the energy present in the hot water, you can have the...
Showing results 1 to 25 of 349

 
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