Questions About Installing a Pentair IntelliPH

I am more referring to the enhanced ball check valve that you have on top of the duckbill. The duckbill should hold up to the acid fine.

Further, attaching the pump to the acid tank like you have it will corrode out the internals of the pump about 6x faster than normal. You need to locate the pump away from the tank.

I didn't attach the pump to the canister–it came that way from Pentair! The system is the Pentair IntellipH. The the motor and pump are separated from the acid tank by an fully-enclosed plastic chamber, so the acid and/or its fumes do not contact the motor or pump.

Not sure what "enhanced ball check valve" you are referring to in the injector. As far as I can determine, the "duckbill" is the only check valve device in the injector (Stenner part #UCDBINJ).
 
I didn't attach the pump to the canister–it came that way from Pentair! The system is the Pentair IntellipH. The the motor and pump are separated from the acid tank by an fully-enclosed plastic chamber, so the acid and/or its fumes do not contact the motor or pump.

Not sure what "enhanced ball check valve" you are referring to in the injector. As far as I can determine, the "duckbill" is the only check valve device in the injector (Stenner part #UCDBINJ).

Do a google search for intelliph issues. Look in most of the forums and the major issue is the pump head failing 6 months in. It's too close to the acid tank.
 
Do a google search for intelliph issues. Look in most of the forums and the major issue is the pump head failing 6 months in. It's too close to the acid tank.

It would seem that using concentrated MA (31.45%) in the container is the biggest issue with random corrosion-induced failures. Not sure what the Pentair installation manual says, but it sounds like using a lower concentration of acid improves/mitigates the issues seen out in the field.

@tucsontico, what type of acid will you use? Also, it looks like you've got the unit far enough away from the rest if your equipment to mitigate damage from fumes. Would be interesting to hear your thoughts on any smells or fumes you run into with operation of the unit.
 
It would seem that using concentrated MA (31.45%) in the container is the biggest issue with random corrosion-induced failures. Not sure what the Pentair installation manual says, but it sounds like using a lower concentration of acid improves/mitigates the issues seen out in the field.

@tucsontico, what type of acid will you use? Also, it looks like you've got the unit far enough away from the rest if your equipment to mitigate damage from fumes. Would be interesting to hear your thoughts on any smells or fumes you run into with operation of the unit.

The Pentair manual does not specify what concentration of MA to use. Based on the calibration numbers in the manual, I've assumed it wants full-strength (31.45%) MA (I confirmed that with another local owner of the IntellipH system.) and that's what I am using.

The lid on the MA tank seals very much like the cover on a pool pump pre-filter. Once properly closed, there are no detectable odors or fumes around the IntellipH.

The pump in the picture is brand new as of 3 days ago when I installed the system. I am aware that the pump is the "weak link" in the system due to corrosion-induced failures. From discussions on this website, I gather I'll get 2 swimming seasons out of a pump. However, replacement pumps are about $40 and require 10 minutes to swap out. I keep a spare pump on hand as a precaution. For me, it is a small price to pay to automate my pH control. This allows me to travel without needing anyone to "watch my pool."
:swim:
 
The Pentair manual does not specify what concentration of MA to use. Based on the calibration numbers in the manual, I've assumed it wants full-strength (31.45%) MA (I confirmed that with another local owner of the IntellipH system.) and that's what I am using.

Looking at the behavior of my Pentair pH control, I suspect the calculated dispensed amount is based on full-strength muriatic acid. Our tank has 1:1 dilution as suggested in the warnings section of the Pentair manual. I believe this is why the automated system consistently under-doses and our alkalinity is always going up uncontrolled. How did you figure out what acid strength they were expecting based on the calibration numbers?
 
I just installed the IntelliPH this weekend but it's not working. I also have the IntelliChlor IC40 and the IntelliTouch controller. Everything is powered up but on the IntelliPH the red alarm/error light is on. I can inject MA manually jut not automatically.
Scolling through the IntelliPH menu, the "status" screen shows salt level at 3900ppm and temp "----" (all the other screens say something like "see IntelliTouch controller", so I'm thinking the temp sensor in the IC40 is not working. But all the lights on the IC40 are green.
How can I figure this out?
April 2016
 
Looking into adding the intelliph to my existing system. I have an easy touch control panel and a pentair IC 60. Any suggestions and also after using your system, do you recommend. Any Pros / Cons would be greatly appreciated. Tks
 
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