Are the relays on my new IntelliFlo3 wired correctly?

RickRude

Gold Supporter
May 16, 2022
150
Dallas
Pool Size
21500
Surface
Plaster
Chlorine
Salt Water Generator
SWG Type
Pentair Intellichlor IC-60
EDIT: Additional pics posted in my reply below.

My new IntelliFlo3 VSP has a relay board to control (1) my new Intellichlor IC-60 and (2) my old Polaris booster pump.

See pic how builder wired it up. The wiring coming out of the conduit/knockout on the right is the wiring for the booster pump, on the left for the IC60 power unit. H is a conduit coming out of my electrical junction box (not pictured). The IC-60 power unit connects to this junction box as well. Tomorrow when I have daylight I'll add a pic of the wiring runs.

I do not understand the relay board wiring diagram verbiage of Supply/Device or L1/L2 (see screen cap). But my interpretation from the pump user instructions (see screen cap) is that this is meant for one 16A devic and one 5A device, not two 16A devices. Hence the fact both the booster and SWCG are connected to the 16A relay suggests to me something is wrong. Like, at best, I can't run my SWCG and Polaris booster independently. At worst, who knows what.

Is it wired correctly? Or is this another case of pool industry incompetence.

Thank you all.
 

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Last edited:
The booster pump should be connected to the 16A relay.

The Intellichlor should be connected to the 5A relay.

Supply is the wire connecting to the circuit breaker.

Device goes to the booster pump or SWG.

L1 and L2 are used for 240V circuits with two hot wires.

The wiring is not the way you want it.
 
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Supply is the wire connecting to the circuit breaker.

Device goes to the booster pump or SWG.

L1 and L2 are used for 240V circuits with two hot wires.
Thanks so much. Is it correct/acceptable that the two Supply lines are these jumped off the pump's main power terminals?
 
Thanks so much. Is it correct/acceptable that the two Supply lines are these jumped off the pump's main power terminals?
Running an Intelliflo3 pump and a booster pump off the same 20A circuit breaker can overload the breaker. The pumps should be on separate breakers.
 
Here are a couple pics of the pad and conduit runs. The booster pump is behind the filter.

I think here's what's going on: the electrician only wired the booster pump to the relay board. The SWCG is wired directly to the electrical box and is therefore always getting power unless I open the breaker, thereby cutting power to the pump as well. I understand this is unsafe - I've not added salt to the pool yet and I have set cell output to zero.
 

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I think you have a failure to communicate with the electrician. Most electricians are not familiar with the details of pool equipment. They know how to get electricity to devices.

Your booster pump and SWG need to be rewired.
 
I think you have a failure to communicate with the electrician. Most electricians are not familiar with the details of pool equipment. They know how to get electricity to devices.

Your booster pump and SWG need to be rewired.
Absolutely. I am ultimately responsible, though a large share of the blame lies with the builder with whom I signed a contract. They subcontracted and scheduled the electrician. None of this is surprising though. Their "plumbers" brought the wrong pump twice, didn't even bring the SWGC, and were totally unaware of install parameters like straight runs ahead the pump and SWGC. Had I not been home that day and supervised all that would have been wrong. Thank goodness I have this site and a modicum of knowledge so I can QA to some extent.

If anyone reads this in the future and wants the name of the builder, they can DM me. So far I am 0/2 on using a builder that I'd recommend to friends.
 
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