salt water chlorine generator

Good Morning Folks, My name is Christian. I live in Tobago, a small island in the Caribbean that is part of the Twin Island Republic of Trinidad & Tobago. I am currently running a Pool Pilot Dig 220 SWG with PPC 1 cell in a 12k Gal Bean Shaped Pool Upgrading to AutoPilot ChlorSync Hybrid Gen...

My chlorine recently dropped to zero despite having my IC40 running at 80% then 100%. It seemed to be working fine before that because a) the chlorine level was fine and b) the ph increased (it always increases when the SWCG is running). All the lights are normal: Solid green Cell light, solid...