Reset the breaker for the electrical circuit to the pool heater by flipping the breaker switch to the "Off" position and then to the "On" position. Typically, the breaker is at a disconnect box near in the heater and filter enclosure or may be at the breaker panel for the house.
What does low pressure mean on a pool heater?
When the Pool Pressure Gauge is Low! When the pressure is lower than normal, this usually indicates a flow problem, and usually something is blocking or restricting water flow into the pool pump.
Why does my Hayward pool heater keep shutting off?
A dirty filter can cause low pressure and as a result, cause the heater's pressure switch to turn OFF. A dirty filter can prevent a heater from firing and it can also cause your heater to shut off before warming the water to the desired temperature.Aug 8, 2018