Zodiac Jandy LRZE/LRZM/LXi Bypass Spring (R0453900) onoffvalves A filter cartridge helps remove

A filter cartridge helps remove suspended debris during normal water circulation

It is best used as part of professional heater diagnostics and repair

Reference part number 210-3510G for fitment

and this Pleatco version uses the PA200S reference with C-8420 cross reference support

that kind of accuracy matters even more because the user expects every control to feel natural and dependable

Zodiac Jandy LRZE/LRZM/LXi Bypass Spring (R0453900) onoffvalves A filter cartridge helps removeSupport proper bypass movement in compatible LRZE, LRZM, and LXi heaters with this replacement bypass spring. This spring works inside the heaters water bypass system, helping the assembly respond as flow conditions change. A weakened or corroded spring may contribute to poor bypass response, reduced heating consistency, or added stress on related heater parts. This replacement is a practical service component when rebuilding the bypass assembly or