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    Aqualink Z4 now as spa after replacing interface

    I have Aqualink Z4 on a pool-only setup. 1 waterfall JVA on aux 3. I had to replace the interface due to LCD display becoming completely unreadable. After initial setup to set VSP mode for the pump, I notice the system now thinks I have a pool/spa setup. I used to be able to just switch Aux3 to...