Mash Pump

all about mashing and fermenting grains

Mash Pump

Postby hjubm2 » Fri Jul 30, 2021 9:56 am

Anyone pump their mash from the fermenter into the boiler? So far I've been transferring the mash using jugs but over 100+ liters it gets to be a real pain so I'm looking to pickup a pump that can pump the liquid and grain into the boiler without blocking/jamming. Any suggestions?

Thanks guys
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Re: Mash Pump

Postby bluc » Fri Jul 30, 2021 11:16 am

Looking for same thing. No luck yet. Dirty water sump pump prob would not sure if you can get a food grade one..
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Re: Mash Pump

Postby hjubm2 » Fri Jul 30, 2021 12:11 pm

I was thinking the same thing Bluc. Haven't been able to find anything food grade yet of course hence why asking. I have seen people using cheap submersible pumps but of course their not food grade & generally they are only using it to transfer the liquid from the top, not the grain as well... might just be time to invest in a couple conical fermenters instead if I can't find a pump
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Re: Mash Pump

Postby Dude » Fri Jul 30, 2021 12:22 pm

The big green shed sells a submersible sump pump that will pump large lumps. I know it is not food grade but does it really have to be as the stuff is being boiled? As long as the impeller and chamber are easily cleanable and there are no metal parts exposed (all plastic covered) would it not be OK?
Not saying it is, only my thoughts.
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Re: Mash Pump

Postby hjubm2 » Fri Jul 30, 2021 12:43 pm

Main problem I can see with the submersible pumps from the Green Shed is that basically all the ones I have seen have a float switch to turn off the pump when the level gets too low, won't be too helpful to drain the bottom of the barrel unless you can somehow disconnect the float switch
Last edited by hjubm2 on Fri Jul 30, 2021 12:44 pm, edited 1 time in total.
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Re: Mash Pump

Postby Dude » Fri Jul 30, 2021 12:45 pm

Big zip-tie holding the float to the pump.
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Re: Mash Pump

Postby Wellsy » Fri Jul 30, 2021 2:13 pm

If you want something smaller I use a boat bilge pump with a bit of brew bag over the end to keep the grain out. I only ever pump after fermentation when wash is cold.
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Re: Mash Pump

Postby hjubm2 » Fri Jul 30, 2021 2:22 pm

Wellsy wrote:If you want something smaller I use a boat bilge pump with a bit of brew bag over the end to keep the grain out. I only ever pump after fermentation when wash is cold.


Cheers Wellsy, did look at a bilge pump but I want to be able to suck up all the grain as well to go into the boiler and as far as I can tell the bilge pumps don't appear to be able to do solids
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Re: Mash Pump

Postby Nathan02 » Fri Jul 30, 2021 3:13 pm

I use a manual bilge pump bolted to wall works a treat
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Re: Mash Pump

Postby pistolknight79 » Fri Jul 30, 2021 6:34 pm

search rotary lobe pump i reckon that would pump it but $$$$$$$$
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Re: Mash Pump

Postby RuddyCrazy » Fri Jul 30, 2021 7:05 pm

Easiest and cheapest way is just mount your fermenters above the height of the top of the boiler then just siphon the wash into the boiler. I soft soldered up some 30 micron SS mesh to make a filter and used some 1/2" copper tube which with a bit of heat on the tube to allow the 1/2" tube to slide inside the plastic tube and form a seal. Then I use use some 1/2" ag pipe to keep the plastic tube straight and make it 2"'s longer than the filter so the filter stays out of the trub and it doesn't take that long to do.

Then no pump is needed at all and just a quick wash of the plastic tube after use has it ready for next time :handgestures-thumbupleft:
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Re: Mash Pump

Postby pistolknight79 » Fri Jul 30, 2021 7:11 pm

RuddyCrazy wrote:Easiest and cheapest way is just mount your fermenters above the height of the top of the boiler then just siphon the wash into the boiler. I soft soldered up some 30 micron SS mesh to make a filter and used some 1/2" copper tube which with a bit of heat on the tube to allow the 1/2" tube to slide inside the plastic tube and form a seal. Then I use use some 1/2" ag pipe to keep the plastic tube straight and make it 2"'s longer than the filter so the filter stays out of the trub and it doesn't take that long to do.

Then no pump is needed at all and just a quick wash of the plastic tube after use has it ready for next time :handgestures-thumbupleft:


i think he wants the grain in the boiler
could siphon in aswell but then to get it out the boiler
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Re: Mash Pump

Postby bluc » Fri Jul 30, 2021 7:40 pm

Or 2"drain into a bucket then into boiler..
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Re: Mash Pump

Postby RC Al » Fri Jul 30, 2021 8:33 pm

I went and bought some gear of a beer brewer, an older gentleman, he was using one of these hydraulic table trolley's to great effect.

https://sydneytools.com.au/product/twm- ... g8QAvD_BwE

One decade when I get a shed, I will be using one ton version of these with some pallet racking, unless I get a new tractor n a forks attachment...
You do not have the required permissions to view the files attached to this post.
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Re: Mash Pump

Postby BB_B » Sun Aug 01, 2021 6:00 pm

I use a food grade pump but im thinking of buying a dirty water pump with a grain bag over it to stop floaties for filling up boiler, when it gets low and stops ill reach in and lift up the float. large boilers take time, over the 10 mins it takes for the keg king one. dirty water could have 100+ litres done in a minute or less if the hose can handle it

or just buy a bigger food grade pump :think:
Last edited by BB_B on Sun Aug 01, 2021 6:02 pm, edited 2 times in total.
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Re: Mash Pump

Postby iOnaBender » Sun Aug 01, 2021 6:25 pm

Maybe I'm looking at this differently, but would you just pump liquid into boiler with affordable pump methods mentioned and then scoop or tip grains in once the bulk of the weight has been transfered? :think:

Cheers
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Re: Mash Pump

Postby BB_B » Sun Aug 01, 2021 8:06 pm

iOnaBender wrote:Maybe I'm looking at this differently, but would you just pump liquid into boiler with affordable pump methods mentioned and then scoop or tip grains in once the bulk of the weight has been transfered? :think:

Cheers

why do you want the grain in there? i avoid that around my elements although its never grain free with my pump.
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Re: Mash Pump

Postby hjubm2 » Mon Aug 02, 2021 7:30 am

iOnaBender wrote:Maybe I'm looking at this differently, but would you just pump liquid into boiler with affordable pump methods mentioned and then scoop or tip grains in once the bulk of the weight has been transfered? :think:

Cheers


Yea I might have to do that if I can't find a pump that can move all the solids.

BB_B wrote:
iOnaBender wrote:Maybe I'm looking at this differently, but would you just pump liquid into boiler with affordable pump methods mentioned and then scoop or tip grains in once the bulk of the weight has been transfered? :think:

Cheers

why do you want the grain in there? i avoid that around my elements although its never grain free with my pump.


My boiler is a jacketed boiler so no exposed elements or anything for the grain etc to come into contact with. Distilling on the grain.

RuddyCrazy wrote:Easiest and cheapest way is just mount your fermenters above the height of the top of the boiler then just siphon the wash into the boiler. I soft soldered up some 30 micron SS mesh to make a filter and used some 1/2" copper tube which with a bit of heat on the tube to allow the 1/2" tube to slide inside the plastic tube and form a seal. Then I use use some 1/2" ag pipe to keep the plastic tube straight and make it 2"'s longer than the filter so the filter stays out of the trub and it doesn't take that long to do.

Then no pump is needed at all and just a quick wash of the plastic tube after use has it ready for next time :handgestures-thumbupleft:


I did think about mounting the fermenters above the boiler level but I don't have the room to be able to do it & with 200L+ fermenters it's a bit hard with the weight etc

Cheers for all the ideas/thoughts guys
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Re: Mash Pump

Postby atec77 » Wed Oct 06, 2021 4:09 pm

hjubm2 wrote:Anyone pump their mash from the fermenter into the boiler? So far I've been transferring the mash using jugs but over 100+ liters it gets to be a real pain so I'm looking to pickup a pump that can pump the liquid and grain into the boiler without blocking/jamming. Any suggestions?

Thanks guys

Macerating sullage pump works but check the seal construction some wont be good for you , an ok pump will run $150>$200 and your back will thank you
I use a 200l stainless drum and gas to heat things then pump it to a blue drum after conversion, once fermentd through an industial juicer and on into the boiler
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Re: Mash Pump

Postby Clickeral » Wed Oct 06, 2021 4:37 pm

Considered using a wet/dry shop vac? and doing some mods
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