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MK III Terpenator Bidirectional Flooding

Terpp

Member
We had a client request a MK III Terpenator with bidirectional flooding support.

When I went to the drawing board I wanted this bidirectional design to use as little hoses and valves as possible.

In the end we only needed to add the following:
(1) 1/4" WOG valve
(1) 24" 1/4" PTFE hose w/ 1/4" female swivel ends
(2) 1/4" 3-Way Tees
(2) 1/4" Flare x 1/4" NPT Stainless fitting.
(3) 1/4" Close

I also had to flip the valve upside down and turn the handle around to make room.

Client has been using it now for a few weeks with no problems.

I wanted to share this design with anyone that is thinking about building something like this for their MK III. Please let let me know if I can answer any questions.
 

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icdog

Member
It offers further flexibility to the system. A top down flush can help clear the column after the column dump.
 

Terpp

Member
It offers further flexibility to the system. A top down flush can help clear the column after the column dump.

Bingo!

Plus I know there are some people that want to do a top down run to keep from washing through excess fats. From the long soaks.
 

CaptSavage

New member
This is perfect I was trying to figure out n easy way to flush my column after dumping. Thank you so much for sharing..much respect.
 

JColtrane

Member
props on the build dude .... I put a top down flood on my mkIII after seeing GW's design on the MKIV. Gotta have all the tools on your belt :) Yup, stock is rising Terpp
 

flatslabs

Member
After you dump your column, which would be Valve 2, 3 and 5 open (Liquid, Dump, and Recovery):

*) Close Valve 2 (Liquid)
*) Open Valve 6 (New Valve)

Solvent travels in as normally through the input line, but the input valve 4 is closed so the solvent goes down the new line, through open Valve 6, Up the liquid line and showered down the column.

PS: Probably forgot to mention the obvious, but I recover to -10 after dumping the column before doing the top shower, just like you were injecting normally.
 
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