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Author Topic: Rewired the Hardy  (Read 3364 times)

hondaracer2oo4

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Rewired the Hardy
« on: August 03, 2014, 09:42:48 PM »

So I went from the basic wiring that was on the Hardy with only a few items that could go wrong to a whole bunch of items that could go wrong now! Hopefully though they will work as intended and actually help out. So in the picture you can see that I have a Fan outlet box and a pump outlet box. The pump outlet box is fed from the low water cut off sensor that you see down in the lower right corner of the screen. After it goes through the low water cut off it travels through the normally closed relay from the indoor oil furnace, if the oil furnace kicks on it kicks the pump off to keep water from circulating. Then on the fan side the power comes from the low water cut off and can power the plug either through the low limit aquastat or the 12 hour timer switch. These are to prevent the coals from going out when the temp gets low and the timer is to allow the temp to come back up when I add more wood. Also have a high limit snap disc for 200* set in line on the fan circuit to cut it off if it goes over 200*. Added a Ranco aquastat and homemade well also. Hopefully everything goes as intended!
« Last Edit: August 03, 2014, 09:46:27 PM by hondaracer2oo4 »
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slimjim

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Re: Rewired the Hardy
« Reply #1 on: August 04, 2014, 03:54:04 AM »

Did you know that there is an alarm terminal on the low water cut off that can warn you if you run low as well
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Wood boiler sales, service and installation for the Northeastern USA.

hondaracer2oo4

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Re: Rewired the Hardy
« Reply #2 on: August 04, 2014, 10:11:38 PM »

Slim, I did see that, how do people usually utilize it? Power a light on the unit so you can see it if it turns on.
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slimjim

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Re: Rewired the Hardy
« Reply #3 on: August 05, 2014, 04:01:12 AM »

Sure that would be one or an alarm
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Wood boiler sales, service and installation for the Northeastern USA.