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Search: Posts Made By: wdrzal
Forum: Tools 06-14-15, 12:19 AM
Replies: 13
Views: 6,571
Posted By wdrzal
You can't there is a check valve built in that...

You can't there is a check valve built in that only allows refrigerant out so these tanks can't be used as recovery tanks.

Walt
Forum: The Billiards Room 02-04-11, 12:04 PM
Replies: 12
Views: 4,116
Posted By wdrzal
Obama spells out intention to build Penn State...

Obama spells out intention to build Penn State energy hub.

Obama was at Penn State ,Univerisity park,PA on feb 3rd. Here is a link to a online newspaper article you guys may be intrested in.
...
Forum: Geothermal & Heat Pumps 02-03-11, 04:57 PM
Replies: 645
Views: 301,666
Posted By wdrzal
That don't look so bad of a spot. Some nitrogen...

That don't look so bad of a spot. Some nitrogen and soapy water will confirm the leaky spot. You do need to use a purge gas while brazing anyhow. A inspection mirror works wonders too see completly...
Forum: Geothermal & Heat Pumps 02-03-11, 03:20 PM
Replies: 645
Views: 301,666
Posted By wdrzal
I'll Bite;:) Where is the leak? Must be...

I'll Bite;:)


Where is the leak? Must be a very tough spot!
Forum: Geothermal & Heat Pumps 02-02-11, 11:47 PM
Replies: 645
Views: 301,666
Posted By wdrzal
Edit: Is this unit 120v or 240v......guess I...

Edit: Is this unit 120v or 240v......guess I should look up the model #.



I think mis-wiring reversing L1 and the neutral will let the unit run Ok but screws up the logic for the controller...
Forum: Conservation 01-31-11, 10:25 PM
Replies: 18
Views: 15,850
Posted By wdrzal
Buring any fossil fuel produces Co2 and H20...

Buring any fossil fuel produces Co2 and H20 (water) during the combustion process.

Here read this about combustion analysis. ...
Forum: Conservation 01-31-11, 09:58 PM
Replies: 12
Views: 14,358
Posted By wdrzal
Xringer I understand what your saying ,but...

Xringer

I understand what your saying ,but for short cycling to occur a poor or not well thought out control strategy had to be used. In even 20 seconds there is no way to heat the exchanger(Fire...
Forum: Wind Power 01-31-11, 08:14 PM
Replies: 28
Views: 13,976
Posted By wdrzal
The exhaust shape plus the venturi design looks...

The exhaust shape plus the venturi design looks exactly like many of the "hush kits" developed for older jet aircraft so they could meet stage 3 & stage 4 noise levels.
Forum: Conservation 01-31-11, 06:00 PM
Replies: 12
Views: 14,358
Posted By wdrzal
HI cholcombe The short cycling is usually...

HI cholcombe

The short cycling is usually caused by the heat anticiapitor inside the thermostat. It adds a small bit of heat to keep the thermostat from overshooting ,but it cools quickly ~< 1...
Forum: Conservation 01-28-11, 12:23 PM
Replies: 18
Views: 15,850
Posted By wdrzal
Hi Ben Yep it was you I was refering too...

Hi Ben

Yep it was you I was refering too about the coal to gas conversion. I orginally wanted to post a link to another pdf file that actually gave a good explanation of combustion analysis. A lot...
Forum: Conservation 01-27-11, 09:09 PM
Replies: 18
Views: 15,850
Posted By wdrzal
My post was made to make DIY guys aware of the...

My post was made to make DIY guys aware of the combustion process and all the parameters that need to be known.(in the few threads I read it wasn't discused) I wanted to post another link that...
Forum: Conservation 01-27-11, 05:19 PM
Replies: 18
Views: 15,850
Posted By wdrzal
Derating boilers or furnaces,or seting them up...

Derating boilers or furnaces,or seting them up require a anaylsis of the combustion flue gases. You need to find someone with the proper equiptment.The PCA (portable combustion analyzer) directly...
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