How to wire a Variable speed pump to a Intelli Touch i9+3

ddowney1975

Member
Aug 19, 2024
5
Redding,CA 96002
Pool Size
25700
Surface
Plaster
Chlorine
Liquid Chlorine
Need help trying to figure out how to wire a variable speed pump to the control panel
 

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i currently have all pentair pumpsbut would like to replace them with variable speed pumps ... as we are on PGE here very high cost and i have hade to rebuilt the 3/4 pump a couple of times, at a couple Hundred dollars a piece. without cost saving on electric .. Sorrry picture upside down
 

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no just the Motors ... but wasent sure how to wire the control panel to have power full time to motor .....from the picture. looks like lots of wires but unsure of witvh wire to move to make it full time power
 
d,

Since you currently have single speed motors that are wired to relays. The relays have constant AC power on the Line/Input pins (1 and 3) and the pumps are connected to the Load/Output pins (2 and 4).. This means the pump's do not get power unless the relays are energized.

To provide constant AC, to the new VS motors, you would simple move the pump wires from the Load side (2 and 4) to the Line side (1 and 3)..

Note.. Just to be clear.. When looking at the relays, I consider Pin 1 to be on the left, then 2, then 3, then 4..

Thanks,

Jim R.
 
d,

I assume that you only have two pumps...

The Pump/Filter relay would control the main pump, and your Aux3 relay would control the Jets pump..

If your goal is to save money on the electrical bill, it makes sense to replace the main pool pump. It does not make a lot of sense, to me, to replace the Jets pump, as it would only be used when you use the spa, and any VS pump would have to run at almost full speed anyway to make the jets work.

Assuming this above is true, then you would only need to move the wires on the Pump/Filter relay and the Aux 3 relay.

What is the "PG2000"??

Thanks,

Jim R.