I originally wanted to, but there isn't enough thread depth on the element -- only option was to cut the hole bigger on the gang box and mount it flush to the keg, stock element gasket on the outside.
No, there is no sheet metal in between the gang box/element/keg -- it's just the keg wall.
I see now, thanks. My vision was influenced by what I was planning to do. I was going to use a round PVC fitting that slips over only the plastic part of the element and is JB welded on top of the metal part of the element. After seeing yours, and a few other box installations, I am considering to use a box as well. I think the hole could be cut snug around the plastic part to avoid a leakage path into the box. Your method has the benefit of easy element replacement though. I will experiment with this a bit.
Another thing to note...
To mitigate the risk you mention of potential leakage into the box, I drilled a ~1/4" hole in the bottom of the box to act as a drain port in the event of any leak. I figured in theory there could never be enough buildup of water (from a leak) that would ever allow the water level to rise to the point of the terminals -- plus I find myself checking to see if I have any leaks periodically throughout my brew day. I was super paranoid about that, so it keeps me at peace rather than have to worry about killing myself for a batch of beer. :cross:
I know this was asked already but I'd like to hear a few more answers. So whenever you guys want to move/lift and dump your keggle you have to drag those cords around? Or is the dangling cord no biggie.
I don't have 220v so I'd need to mount two 2000watt elements in mine. I don't know if I should do one box or two. I just had a heat stick fail and pop my gfci so I'm considering mounting them now.
I know this was asked already but I'd like to hear a few more answers. So whenever you guys want to move/lift and dump your keggle you have to drag those cords around? Or is the dangling cord no biggie.
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this is my electrical connection---1 inch stainless lock nut on the inset of the keggle, holding element (+gasket).
The rubber housing is a 1 1/2 inch plumbing connection, clamped on with the hose clamps. The ground wire is just visable, clamped across the element nut.
The power cord goes through a drilled PVC cap that clamps down on it when the hose clamp is tight.
t
How to attach the elements to our Blichmann kettles in a safe and secure manner took some thinking. I spent many months on this. We wanted the entire kettle to be electrically grounded for safety reasons the same way any power tool or appliance chassis is grounded.
Grounding means that the entire metal chassis (in this case the entire kettle) is connected to your house's electrical system ground plane. This ensure that any stray current can find its way to ground instead of through something else (such as the brewer!) in the off chance that something goes wrong and one of the 'hot' wires becomes disconnected and touches the kettle. Without proper grounding the kettle would instead simply become energized and pose a great danger to the brewer. A proper electric brewing setup should always have everything properly grounded!
I also don't want any wires exposed as they could be easily damaged. Kettles are heavy and moving them around while you clean them means the brewer will inadvertently bump parts sticking out against other things. No matter how careful you are, it will happen. I wanted the wires to be protected as much as possible and completely covered up.
So I stole ideas from how Blichmann does weldless fittings and came up with this:
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Complete instructions with parts list is here: http://www.theelectricbrewery.com/heating-elements
Kal
2-gang boxes come with screw in plugs. My 2-gang boxes had 4 holes.What did you use to seal the 3/4" hole in the box opposite the one you installed your cord in?
2-gang boxes come with screw in plugs. My 2-gang boxes had 4 holes.
Kal
Just finished my element covers/boxes. 2" TC X 1" NPS element plate from Hillbilly Stills soldered through 14ga stainless plate which in turn is bolted to water-tight box. Provides grounding point and covers element wiring inside the box. Cable strain relief on the side for my 10/3 cords and that's it.
Have to say, even it's going slow, the build is really fun.
Thanks to many from the forum for continuing inspiration.