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Search: Posts Made By: oil pan 4
Forum: Conservation 11-14-16, 10:26 AM
Replies: 17
Views: 9,053
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, 04:01 PM
Replies: 17
Views: 9,053
Posted By oil pan 4
I got some normally closed 45C type KSD301...

I got some normally closed 45C 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, 10:15 AM
Replies: 17
Views: 9,053
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, 09:40 AM
Replies: 17
Views: 9,053
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 100F. I don't know if electric tankless heaters do that too.

I tried out the...
Forum: Conservation 11-12-16, 07:35 PM
Replies: 17
Views: 9,053
Posted By oil pan 4
Assume an average ground water temperature of...

Assume an average ground water temperature of 60F and you need to heat it up 50F to 110F.
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, 12:15 PM
Replies: 17
Views: 9,053
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, 09:28 AM
Replies: 17
Views: 9,053
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, 03:00 PM
Replies: 17
Views: 9,053
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...
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