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Search: Posts Made By: randen
Forum: Geothermal & Heat Pumps 07-27-15, 12:13 PM
Replies: 122
Views: 12,422
Posted By randen
5 Ton DIY GSHP Build

Summer has made it to Southwestern Ontario Canada. Outside temps reaching 34 Deg. C and humidity of 80%. Really nice for the beach or drinking beer under a tree.

Having some work in the shop not...
Forum: Geothermal & Heat Pumps 07-19-15, 10:11 AM
Replies: 62
Views: 1,000
Posted By randen
4.8 Ton DX build

Memphis

I have used this identical VFD. No they are not difficult to program. Sit down take your time and go step by step through their manual.

Now there are some less than clear indication...
Forum: Geothermal & Heat Pumps 06-04-15, 04:54 PM
Replies: 161
Views: 4,904
Posted By randen
Memphis 91 I've used the same size...

Memphis 91

I've used the same size compressor 5000 BTU with a cap tube. Its working extremely well. I would go with option 3 A larger compressor will just cost more for operation. I think take a...
Forum: Geothermal & Heat Pumps 06-02-15, 10:27 PM
Replies: 161
Views: 4,904
Posted By randen
Memphis91 I only now understand your...

Memphis91

I only now understand your previous post. When you put more charge 18 psi you seen a better water number or water temp in the tank is rising more quickly. Try starting with 30-35 psi and...
Forum: Geothermal & Heat Pumps 06-02-15, 10:18 PM
Replies: 161
Views: 4,904
Posted By randen
Memphis91 A teaspoon of oil is not enough to...

Memphis91

A teaspoon of oil is not enough to be concerned about. And yes if you remove your gage you do get a mist of oil all good.

I believe your system is starving for refrigerant. It is...
Forum: Geothermal & Heat Pumps 06-01-15, 01:02 PM
Replies: 161
Views: 4,904
Posted By randen
MEMPHIS91 I think you have impressed the big...

MEMPHIS91

I think you have impressed the big gun, AC Hacker. You have checked all the boxes on how efficient one can heat water. Plus you have done it with your own two hands. Many talk the talk...
Forum: Geothermal & Heat Pumps 05-28-15, 03:09 PM
Replies: 161
Views: 4,904
Posted By randen
AC-Hacker Right on all accounts. And don't...

AC-Hacker

Right on all accounts. And don't forget his water supply temp. will be a lot higher than we experience in the great white north. During winter the water supply temp can be a teeth...
Forum: Geothermal & Heat Pumps 05-28-15, 12:48 PM
Replies: 161
Views: 4,904
Posted By randen
MEMPHIS91 & AC. These are the most fantastic...

MEMPHIS91 & AC.

These are the most fantastic machines. All of use hot water every day and while the hot water tanks are just sitting, they are losing heat energy every minute. So from a DIY -...
Forum: Geothermal & Heat Pumps 05-27-15, 08:20 PM
Replies: 161
Views: 4,904
Posted By randen
MEMPHIS91 Good point yes wrap the compressor...

MEMPHIS91

Good point yes wrap the compressor with evaporator tube. These little rotor type compressors liberate a lot of heat while operating. You could wrap it from mid way up to the top where...
Forum: Geothermal & Heat Pumps 05-24-15, 09:54 AM
Replies: 161
Views: 4,904
Posted By randen
MEMPHIS91 This water heater project is...

MEMPHIS91

This water heater project is probably the best bang for buck on any DIY home efficiency radar. My parents are saving a pile of money with the one I had built for them.

Its located in...
Forum: Geothermal & Heat Pumps 04-18-15, 10:29 AM
Replies: 79
Views: 10,050
Posted By randen
Thought I would offer an up-date. I'm visiting...

Thought I would offer an up-date. I'm visiting the parents and checked up on the DIY HPWH. Its been purring away in the basement for more than a year.

Some of the data I'm checking. These are real...
Forum: Geothermal & Heat Pumps 04-03-15, 02:59 PM
Replies: 122
Views: 12,422
Posted By randen
Well Winter here is giving up the fight. And what...

Well Winter here is giving up the fight. And what a match it was- Extremely Cold and windy for extended periods. My electric bill took a beating. Really glad the oil man is not allowed here anymore....
Forum: Lighting 03-22-15, 10:11 PM
Replies: 24
Views: 1,261
Posted By randen
LED traffic lights failing

The culprit here is the heat from a high energy LED not being dissipated within the traffic light housing.
The manufactures are retrofitting a LED board inside a housing and not considering the...
Forum: Renovations & New Construction 02-07-15, 07:12 AM
Replies: 13
Views: 691
Posted By randen
Elcam 84 If GSHP won't work and the water...

Elcam 84

If GSHP won't work and the water from the well won't be reliable for out-put and eventually blocking a heat-exchanger with all the minerals in the water.

It sounds like your problem or...
Forum: Geothermal & Heat Pumps 01-28-15, 06:42 PM
Replies: 122
Views: 12,422
Posted By randen
Its been dam cold and windy the last few weeks....

Its been dam cold and windy the last few weeks. The DIY GSHP has been putting out the BTUs. The unit has been keeping the shop comfy. Three months in and the electric bill has revealed some idea of...
Forum: Geothermal & Heat Pumps 01-19-15, 09:19 AM
Replies: 18
Views: 1,059
Posted By randen
Bore hole seasonal heating

With solar hot water collection and bore hole technology you can omitt a heat-pump all together and just use the stored heat energy directly.

You can all relax, All the studies have been done. Its...
Forum: Geothermal & Heat Pumps 01-06-15, 06:53 PM
Replies: 122
Views: 12,422
Posted By randen
5 Ton GSHP Build

Its been a couple months and I apologize I needed to wrap up on the final disclosure on the build of the 5 ton for those who wish. A bit of life got in the way.

However the 5 ton is humming away...
Forum: Solar Heating 12-01-14, 04:43 PM
Replies: 53
Views: 3,297
Posted By randen
You wish to heat with solar Eh??

Mike & AC Hacker

Have both brought up some interesting thoughts. AC Hacker mentioned about the solar insolation of your area of the planet. My thoughts didn't encompass the amount of solar energy...
Forum: Geothermal & Heat Pumps 11-21-14, 09:42 PM
Replies: 122
Views: 12,422
Posted By randen
5 Ton GSHP Build

In Ontario Canada winter is starting to set in. This morning long before my first coffee the thermostat in the shop started the DIY Geothermal heat pump. At exactly 6:00 am the system was call to...
Forum: Lighting 11-11-14, 09:59 AM
Replies: 38
Views: 1,939
Posted By randen
Yes Definitely you use the old fixtures. You...

Yes

Definitely you use the old fixtures. You remove the ballast and direct wire the LEDs to 90-280vac.

You will love the LEDs
Forum: Lighting 11-11-14, 08:24 AM
Replies: 38
Views: 1,939
Posted By randen
Better lighting for the man zone

Yes, but use the wiring already there. put the 4 fixtures (flush mount) over the hex boxes of the screw base lights. Drop the wires in.

I'm really pleased with the amount of light from the LEDs....
Forum: Geothermal & Heat Pumps 11-03-14, 08:53 AM
Replies: 122
Views: 12,422
Posted By randen
5 Ton build is now 6.25 Ton operational

Monday morning

The work day in the shop is about to begin so we started the heat-pump. I still have to do some control work, the system is still all manual. I will still be supervising the system...
Forum: Geothermal & Heat Pumps 11-01-14, 12:29 PM
Replies: 122
Views: 12,422
Posted By randen
5 Ton GSHP Build

Yahhh Heat!!!

I realize its not so cold out yet and the field loop is quite warm (14.5 Deg C) but this version is putting out some BTUs

The shop's temp. climbed from 14 to 22 Deg C in 2 hrs....
Forum: Geothermal & Heat Pumps 10-29-14, 08:49 AM
Replies: 122
Views: 12,422
Posted By randen
5 Ton GSHP Rebuild

Finally!!!

A kick-butt GSHP. Its about my 5th attempt but we have heat and lots at first glance. The surplus 5 ton 3 phase compressor turned out to be a dud!!! Oh how I hate practising placement...
Forum: Renovations & New Construction 09-29-14, 02:56 PM
Replies: 531
Views: 124,114
Posted By randen
With the concrete floors constant temp. no...

With the concrete floors constant temp. no expansion are required. Our floors are near 2000 sqft with no cuts. I would not want to entertain the chance of cutting into a tube that may have floated a...
Showing results 1 to 25 of 64

 
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