Hayward TriStar VS Variable-Speed Pump, 1.85 HP for In-Ground Pools | W3SP3202VSP Spa Chemical Balancers locate the part number stamped

locate the part number stamped or molded directly onto your existing idler gear and confirm it matches GW9509

pH neutral—won’t affect balance or clarity

sold in a pack of 4 sets

This sight glass does not have a vent (vacuum projector)

locate the part number stamped or molded on your existing holding wheel and confirm it matches 071019Z

Hayward TriStar VS Variable-Speed Pump, 1.85 HP for In-Ground Pools | W3SP3202VSP Spa Chemical Balancers locate the part number stampedThe Hayward TriStar VS Variable Speed Pump (W3SP3202VSP) brings programmable variable speed efficiency and quiet operation to medium and large in ground pools. Its permanent magnet, totally enclosed fan cooled (TEFC) motor is designed to run quietly and efficiently, delivering dependable circulation while drawing far less power than a conventional single speed pump at lower speeds. Features & Technology Permanent magnet TEFC motor built for maximum