

SG Series main control card.
Please order for your model, firmware is programmed per model. Speak to us if you your chlorinator repaired. The LCD usually are sun damaged in many instances.
To replace switch off your chlorinator and remove mains supply
Open unit by unscrewing the back and side screws
carefully open unit and disconnect two control cables from card
Unscrew small fixing screws and replace with new card
Assemble in reverse
Once assembled program unit for requirements.
Specific References