Hayward Pressure Gauge for ProSeries Sand Filters and Perflex DE Filters | ECX270861 C8413 Replace O-rings as needed and

Replace O-rings as needed and ensure all connections are hand-tight before returning the filter to service

have a licensed technician identify and correct the underlying cause (restricted water flow

providing access to the basket for routine cleaning while maintaining a watertight seal during operation

erratic pressure gauge readings

check the bump shaft for scoring or debris buildup before reinstalling the new handle

Hayward Pressure Gauge for ProSeries Sand Filters and Perflex DE Filters | ECX270861 C8413 Replace O-rings as needed andThe 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