Pentair INTELLICHEM Series Instructions Download Page 2

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Connecting the Pump to the IntelliChem Controller, 
Using P/N 522478Z

1.  Route the power cord(s) from the Pump(s) into the IntelliChem Controller 

through the strain relief fitting(s) closest to the right hinge. Note: 

Do not 

overtighten the nuts.

2.  Plug the power cord for the Acid pump into the left connector labeled “PH” 

on the 522478 daughter board. See Figure 2.

3.  (Optionally) plug the power cord for the Chlorine pump into the right 

connector labeled “ORP” on the 522478 daughter board. See Figure 2.

4.  Loosen the 4 screws in the J8/J11 terminal blocks on the IntelliChem 

Controller board.

5.  Install the 522478 daughter board so that all four pins are in the correct 

holes in the J8/J11 terminal blocks. Tighten the four screws. See Figure 3.

6.  Unplug the red wire harness going to J10 of the IntelliChem Controller 

board, and connect it to J10 on the 522478 daughter board. See Figure 4.

7.  Plug the wire harness from J10* of the 522478 daughter board to J10 of the 

IntelliChem Controller board. See Figure 4.

Figure 2. pH and ORP Connection

Figure 3. Wiring Terminal Blocks

Plug Acid 
Pump Here

Plug Chlorine

 

Pump Here

Figure 4.  Power Connection

Wiring harness from Daughter Board

What is your  

Hardware Setup? 

 pH            ORP 

[RELAY2  ICHLOR]

Wiring harness from Transformer

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