Check For Cal Spas Brand Spa

1.If the Spa with the "SF" Safety Fault Error Message has a pump suction blockage switch, Select "Spas with Pump Suction Blockage Switch" Below.  If Not, Continue to Next Step.

Spas with Pump Suction Blockage Switch

2.If the Spa with the "SF" Safety Fault Error Message does Not have a pump suction blockage switch, Select "Spas WITHOUT a Pump Suction Blockage Switch" Below.

Spas WITHOUT a  Pump Suction Blockage Switch