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Replaces a worn or failed hot surface igniter to restore ignition in gas-fired pool heaters
Constructed as a classic Old Style tube
Problems are often identified after adjustments fail to correct performance
Genuine Hayward parts help maintain compatibility across generations
Shut down and drain heater before performing replacement
Hayward Water Pressure Switch Assembly | HAXPSA1930 La-Co Industries Replaces a worn or failedWhat This Part Is Used For The Hayward HAXPSA1930 Water Pressure Switch Assembly monitors water flow through the heater and allows ignition only when proper circulation is present. It helps prevent the heater from firing when there is insufficient flow. Why This Part Matters A failed pressure switch can cause nuisance shutdowns or prevent the heater from starting at all. It also plays a safety role by stopping operation during low flow conditions