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9. ConnecttheDCcordtothecontrolcenter.FeedtheDCcordthroughthesamestrainreliefttingas
theow/temp/salinitysensor.PlugtheDCcordintothetwospadeconnectorsofthewiringharnessas
shown in Figures 2a, 2b, and 2c.
CAUTION
Do not bury the electrolytic cell DC cord or sensor cable directly in the ground. Direct burial can cause
damage to an electrical cord/cable.
10. Tightenstrainreliefttingscrewsfortheow/temp/salinitysensorcableandtheDCcord.Do not
pull ow/temp/salinity sensor cable or DC Cord too tight. Allow a little cable slack inside of control
center enclosure.
CAUTION
Donotovertightenthestrainrelieftting.Overtighteningcancausedamagetotheow/temp/salinity
sensor cable.
11. Checkthewiringpriortoreattachingfrontcover.Besuretheow/temp/salinitysensorispluggedin.
The DC cord should be plugged in. Also, check the AC wiring.
12. Ifdisconnected,plugtheribboncableintotheJ1connectorstheuserinterfaceandthePowerInterface
PCB (See Figures 2a, 2b, 2c, and 10).
WARNING
Toavoidpropertydamage,seriousinjuryordeath,donotoperatetheelectrolyticcellwithoutwater
circulation.AbuildupofammablegasescanresultinFIREorEXPLOSION.
3.7.3 Replacement of old 2-Port (Square) Cell with new 3-Port Cell
1. Be sure pool pump is turned off.
2. Unplug DC cable from existing cell. Disconnect the DC cord from the wiring harness as shown in
Figure2a,2b,and2c.Loosenthestrainreliefttingthatalsocontainsthecableforow/temp/salinity
sensor. Pull the DC cord out through the strain relief.
CAUTION
DonotallowtheDCCordtopulltootightlyonow/temp/salinitysensorcableasitisbeingpulled
throughthestrainrelief.Thismaydamagetheow/temp/salinitysensorcableanditsconnectiontothe
printed circuit board.
3. Please choose one of the following options (See Table 1):
3a. Option 1 - Retain Existing Sensor in Threaded Tee
3b. Option 2 - Install New Sensor in 3rd Port of Cell (remove old sensor and plug tee)
3c. Option 3 - Replace Section of Piping (eliminate old cell and sensor fittings) and treat as New Installation
2-Port Cell
Thread Size and Style
Option 1 Option 2 Option 3
2" PVC Male (black) Yes Yes Yes
1.5" ABS Female (White "Hayward" Style) No No Yes
Table 1. Option Selection Tool