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erratic pressure gauge readings
Magnetic Stirrer
Replace O-rings as needed and ensure all connections are hand-tight before returning the filter to service
OEM Brand Product Name Part Number Notes Hot Springs Spas (Watkins) — 31489 Models dated after 1990 Hot Springs Spas (Watkins) — 71825 Models dated after 1990 Hot Springs Spas (Watkins) — 71826 Models dated after 1990 (This is not an exhaustive list
Hayward Pressure Gauge for ProSeries Sand Filters and Perflex DE Filters | ECX270861 C8413 erratic pressure gauge readingsThe Hayward Pressure Gauge (ECX270861) is the OEM replacement filter pressure gauge for Hayward ProSeries Sand Filters and Perflex Extended Cycle DE Filters. This gauge threads into the filter tank's air relief gauge port and provides a direct visual readout of operating pressure inside the filter. Monitoring this reading is how you determine when the filter tank needs backwashing (sand filters) or element cleaning (DE filters). Specifications Hayward
