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di after the pump

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simon

Well-known member
Messages
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Location
cumbria
at the moment i fill tank with pure so 1of us uses the reel & 1 fast fills the backpack but im told di after the pump saves loads of resin but i can't think of how i'd fast fill the backpack, does anyone have this set up ?

 
fit another hose reel,pump,controler and di a lot quicker and easy'er than buggering about with a backpack however the back pack will still have it place

 
no mate ive tested that out & a lot of jobs are quicker with a backpack, not got room for 2 reels though anyway

 
I think you mean an RO before the DI to save resin... DI polishing at wash flow will burn through it, always best to DI as slow as possible. Stretches your resin a lot further.

Also if using V2 the onboard DI would clean that out, I guess so probably not worth it.

 
no i don't need an ro, my tap is 36 & i use twin di to fill my tank, my tap is on full & i get 400 lts in about 30 mins but a few suppliers have said if i put my di vessels in the van after the pump then, because of a much slower flow through the resin it will last much longer, i buy resin every 4 months at the moment so even a bit would mean every 5 months.

i have just half closed my tap to restrict the flow a bit but not long enough to tell.

@David K i only had backpacks for years, had a van mount for 1yr now & i love it but there are lots of jobs where a backpack is quicker, but you need a way to fast fill it, i have a separate tap in my tank which fills 22 ltrs in about 20 secs

 
I think you mean an RO before the DI to save resin... DI polishing at wash flow will burn through it, always best to DI as slow as possible. Stretches your resin a lot further.Also if using V2 the onboard DI would clean that out, I guess so probably not worth it.
I hear that going slow is the way to go but my 'wssh flow' is only about 1L per minute anyhow. I'm sure there cant be a massive difference if I reduced that to 0.5L per min. Doubt it would double the life of the resins.

 
I hear that going slow is the way to go but my 'wssh flow' is only about 1L per minute anyhow. I'm sure there cant be a massive difference if I reduced that to 0.5L per min. Doubt it would double the life of the resins.
not sure it doubles it but it was Lee Martin from bladeright said it would make a noticeable difference so i got all set to change the van then realised i've no way of filling backpack

 
I hear that going slow is the way to go but my 'wssh flow' is only about 1L per minute anyhow. I'm sure there cant be a massive difference if I reduced that to 0.5L per min. Doubt it would double the life of the resins.
Im sitting in my kitchen watching bottles fill from a tap, and I can say that having it slower than wash flow makes the resin last longer in bottles filled.

 
omg u only change the resin every 4 months and r tryin to stretch to 5 lol ur doing well mate . changing to..... tank -pump-di-reel wont save u that much

 
lee martin seems to think it would but it doesn't look like i can do it anyway, i know a lad with the same tap tds as me & he uses an ro first, spends about £50 a year on filters & a bag of resin every 3 yrs lol

 
Yeah I agree with Pete

Your TDS is 39 just enjoy it Simon

Clean one more house a month and leave your setup like it is

I need to get a backpack sorted there all in bits in shed but I do miss whipping one out

 
lee martin seems to think it would but it doesn't look like i can do it anyway, i know a lad with the same tap tds as me & he uses an ro first, spends about £50 a year on filters & a bag of resin every 3 yrs lol

who is making a bag of resin last 3 years ??? i doubt it hihghly that it would be any good to use once opened after a year no matter how u spin it

 
daqua, first bag i ever got lasted 4 years cos i hardly used wfp then & now i know at least 3 lads who's resin lasts 2/3 years

 
Do you have it filtered incase Moss etc goes into it?
I clean the tank once in a while, and have a wifey nylon at the down pipe , another on the sub pump, and finally a small filter from tank in van just before the pump. That work fine and I get a lot , it's pretty rainy over here /emoticons/biggrin.png

 
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