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Search: Posts Made By: oil pan 4
Forum: Conservation 11-14-16, 09:26 AM
Replies: 17
Views: 11,895
Posted By oil pan 4
Yeah I'm going with the listed pump. We have up...

Yeah I'm going with the listed pump.
We have up to 100 psi of water pressure here and a leaking pump could cause thousands of dollars in damage so I don't mind spending the $ on an appropriate pump.
Forum: Conservation 11-13-16, 03:01 PM
Replies: 17
Views: 11,895
Posted By oil pan 4
I got some normally closed 45°C type KSD301...

I got some normally closed 45°C type KSD301 thermal switches. They are cheap $5 for 5 of them.

The cheapst listed hot water recirculating pump I can find is the watts pump at lowes.
Forum: Conservation 11-13-16, 09:15 AM
Replies: 17
Views: 11,895
Posted By oil pan 4
Then 5kwh a day sounds like a good estimate even...

Then 5kwh a day sounds like a good estimate even if preheat doesn't work as well as we would like to see.
Forum: Conservation 11-13-16, 08:40 AM
Replies: 17
Views: 11,895
Posted By oil pan 4
Yes preheat is a very good idea. But the gas...

Yes preheat is a very good idea.
But the gas tankless heaters will turn off if the inlet temperature exceeds 90 to 100°F. I don't know if electric tankless heaters do that too.

I tried out the...
Forum: Conservation 11-12-16, 06:35 PM
Replies: 17
Views: 11,895
Posted By oil pan 4
Assume an average ground water temperature of...

Assume an average ground water temperature of 60°F and you need to heat it up 50°F to 110°F.
That is 415BTUs per gallon.
Each gallon should take about 1/12 of a kwh or about 1 cent worth of power,...
Forum: Conservation 11-12-16, 11:15 AM
Replies: 17
Views: 11,895
Posted By oil pan 4
Yeah I noticed the tankless doesn't kick on...

Yeah I noticed the tankless doesn't kick on instantly. I always hear tankless heaters save water, it even said it on the box. But I think it takes noticeably longer to get warm water to the sink.
...
Forum: Conservation 11-12-16, 08:28 AM
Replies: 17
Views: 11,895
Posted By oil pan 4
A thermostat would be even better than a timer.

A thermostat would be even better than a timer.
Forum: Conservation 11-11-16, 02:00 PM
Replies: 17
Views: 11,895
Posted By oil pan 4
Hot water recirculating pump setup

The only thing better than saving water is when you save water and energy.
I just installed a tankless water heater and the wall between the kitchen and bathroom is mostly torn out.
I would like to...
Showing results 1 to 8 of 8

 
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