Flow Light is Solid Red
- Insufficient water flow from pump to Flow Sensor and Cell.
- -This is normal for a few minutes at initial startup or if air is in the lines.
- -Clean filters and strainers.
- -Check for closed valves, faulty pump, etc.
- -Clean filters and strainers.
- Obstruction or scale buildup in Cell.
- -Clean Cell according to instruction manual.
- Flow Sensor was not installed in the correct direction.
- -Turn Flow Sensor so arrow faces direction of water flow.
- Flow Sensor is not fully threaded into the "T" connector.
- -Fully thread the Flow Sensor into the T connector being careful not to damage the wires or sensors.
- Cut wires or insufficient wire connections.
- -Check the connection to ensure proper wire contact.

