Possible Causes What to do
Scale build-up inside the cartridge Clean cartridge, refer to relevant chapter in manual or appropriate
YouTube video
Low salinity
Increase salinity levels to 3500-4000 ppm
Worn cartridge If none of the above resolves the problem replace the cartridge with
a new one. Refer to relevant YouTube video
CLEAN CELLCLEAN CELL
LED Turns On when:
Chlorine output level doesn’t reach the set point and the following
parameters are OK:
- Salinity levels above 2400 ppm
- Water temperature above 68 °F
8