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C-Thru.

  • Posts: 388
Are Booster Pumps needed
« on: February 19, 2007, 07:41:48 pm »
 ??? Been reading lots of posts on here, And are now very confused??
I have what we think is very high pressure water mains, but would I still need to fit a booster pump with an RO system?
I am looking to buy a RO Man 100gpd unit to start with then expand if needed in the future.

Any Help and advise appreciated

Goochie, Exeter.

Alex Gardiner

  • Posts: 7744
Re: Are Booster Pumps needed
« Reply #1 on: February 19, 2007, 08:16:39 pm »
Booster pumps are only needed when the pressure of your input water falls below 70psi. Above that level you have no need of a booster pump.

C-Thru.

  • Posts: 388
Re: Are Booster Pumps needed
« Reply #2 on: February 19, 2007, 09:25:13 pm »
Thanks for that Alex.

Goochie

Re: Are Booster Pumps needed
« Reply #3 on: February 20, 2007, 09:17:21 pm »
My supplier told me something similar.I had to tell him, argue with him that I needed a booster (even though I have no knowledge on the subject).The pressure gauge was under 5, hardly anything came out, and in inline tds went 265 in 70-40 out.
Booster pump 15 on gauge and 0 out. Later tds1  out. I turn the water on before the booster and that initial first minute is still poor.Would it be safe to turn the booster on first?

JM123

  • Posts: 2095
Re: Are Booster Pumps needed
« Reply #4 on: February 20, 2007, 11:59:43 pm »
Booster pumps are only needed when the pressure of your input water falls below 70psi. Above that level you have no need of a booster pump.

70psi??  Thats quite high pressure don't you think?  I only know of one customer of mine who's inlet pressure is 70psi, everyone else's is well below that - usually 40 - 50psi.
Live life in the fast lane.......if you break down you'll freewheel further

Ballymena N.I

Ian_Giles

  • Posts: 2997
Re: Are Booster Pumps needed
« Reply #5 on: February 21, 2007, 05:37:36 am »
For the first 5 minutes of use I always disconnect the pipe leading to the Resin chamber, it takes a few minutes for the membranes to reach peak performance, all you are doing I guess is to slightly extend the life of your resin, but it's worth doing.

Flush your membranes regularly too...it all helps!

Ian.

p.s.
I'd have thought that 70psi was pretty high too :o My own mains pressure is 85psi so I'm in no need of a booster pump anyway ;)

Ian
Ian. ISM CLEANING SERVICES

Pj

Re: Are Booster Pumps needed
« Reply #6 on: February 21, 2007, 10:40:55 am »
My mains pressure?  At best 35psi :(
I have a booster pump, pushes it up to 70/75psi  luvvlyjubbly!

KINGAKNAA

  • Posts: 259
Re: Are Booster Pumps needed
« Reply #7 on: February 21, 2007, 05:33:18 pm »
Having a slow time producing water. What booster pump is recommended? My input is about 35psi and I'm getting about a litre every 12 minutes.... :-[
HOWAY THE LADS!!!!

Re: Are Booster Pumps needed
« Reply #8 on: February 21, 2007, 09:32:17 pm »
I was the same. £185 plus vat got me a shurflo 151 which works great for me.I was told about a £90 pump but I couldn't be bothered to wait.
I got mine from another supplier but from what I've been reading Kirsty at Gardiners gives good advice.

KINGAKNAA

  • Posts: 259
Re: Are Booster Pumps needed
« Reply #9 on: February 22, 2007, 10:36:27 am »
I have a RO man system and they have a pressure regulating booster pump for £60 + vat. Matbe worth a look. Not sure how that would wire up? Had a look at the diagram, straight over my head... ???

checked my TDS out of Ro and it was 001 and thats with crap pressure. Do I really need to run it through the DI vessel?
HOWAY THE LADS!!!!

brett walker

  • Posts: 1943
Re: Are Booster Pumps needed
« Reply #10 on: February 22, 2007, 10:52:40 am »
I have a RO man system and they have a pressure regulating booster pump for £60 + vat. Matbe worth a look. Not sure how that would wire up? Had a look at the diagram, straight over my head... ???

checked my TDS out of Ro and it was 001 and thats with crap pressure. Do I really need to run it through the DI vessel?

Just been on the phone to ro-man, i think the pump you are on about is the domestic pump which they said is only able to be used for a hour per day as it will burn out and only really boost your water output to around 40 litres a day.  They have said for window cleaning purposes you will need the heavy duty pump which costs around 200 quid :o and will boost the pressure to 80psi which is whats needed for powering the whole upgrade to get the amount of water required.

I bought the upgrade to give me more water but found with going through the extra membrane its giving me less because ive got crap water pressure, now im back to square one dont want to pay 200 quid for a pump. :'(

Im thinking about getting 2 of those blue vessels as i have a large bag of resin, could i do it this way from my outside tap if i need a large amount of water without a pump?  Just for emergancies only , am i making sense :-\ :P

any advice please :)

Brett

KINGAKNAA

  • Posts: 259
Re: Are Booster Pumps needed
« Reply #11 on: February 22, 2007, 12:26:05 pm »
Bad crack that like... :( Gardiners have one but doesnt specify how long its intended to be used for?

"CE Approved RO pump for 50 - 100 - 200 and 300 GPD systems + CE approved transformer

This pump will boost your Mains pressure up making your systems produce more product water and less waste water, the TDS will also be more stable."

HOWAY THE LADS!!!!

JM123

  • Posts: 2095
Re: Are Booster Pumps needed
« Reply #12 on: February 22, 2007, 02:04:36 pm »
I have a RO man system and they have a pressure regulating booster pump for £60 + vat. Matbe worth a look. Not sure how that would wire up? Had a look at the diagram, straight over my head... ???

checked my TDS out of Ro and it was 001 and thats with crap pressure. Do I really need to run it through the DI vessel?

Just been on the phone to ro-man, i think the pump you are on about is the domestic pump which they said is only able to be used for a hour per day as it will burn out and only really boost your water output to around 40 litres a day.  They have said for window cleaning purposes you will need the heavy duty pump which costs around 200 quid :o and will boost the pressure to 80psi which is whats needed for powering the whole upgrade to get the amount of water required.

I bought the upgrade to give me more water but found with going through the extra membrane its giving me less because ive got crap water pressure, now im back to square one dont want to pay 200 quid for a pump. :'(

Im thinking about getting 2 of those blue vessels as i have a large bag of resin, could i do it this way from my outside tap if i need a large amount of water without a pump?  Just for emergancies only , am i making sense :-\ :P

any advice please :)

Brett

Hence why I have always recommended a merlin as a base ro unit - output is more than anyone needs and while it won't reduce the tds as much as the smaller units it will still bring it down to 15maximum, then just di after.
Live life in the fast lane.......if you break down you'll freewheel further

Ballymena N.I

Re: Are Booster Pumps needed
« Reply #13 on: February 22, 2007, 07:11:58 pm »
Can I ask a dumbo question?
My water stopped coming out today(of my wfp while I was on a job). I tipped the tank up because it was low(i use a trailer) but it still wouldn't work. Had to finish trad.
On my return home and after a lot of messing about took my pump box of and made it lower than my tank and then eventually it started feeding the pole again.
My question is, did I do the right thing, and is there anything else I could ahve done. It's never happened before. I have a pump box with an ecoflow