General description The G52 Polaris Relief Valve Replacement Kit is designed for use with various Zodiac Polaris Pool Cleaners, including models 180, 280, 380, 480 PRO, 3900 Sport, Vac-Sweep 380, Vac-Sweep 280, and 280 TankTrax. This upgraded kit features a reinforced body made from a crack-resistant polymer blend, offering enhanced durability and a service life that is twice as long as previous models. Technical specifications Compatible with Zodiac Polaris Pool Cleaner models: 180, 280, 380, 480 PRO, 3900 Sport, Vac-Sweep 380, Vac-Sweep 280, 280 TankTrax Material: Crack-resistant polymer blend Gear mechanism material: Wear-resistant POM Compatibility and accessories Compatible with G53 gear mechanism Usage To resolve issues such as the valve being stuck in the reverse position or continuous water discharge, check for dislocation in the G53 gear mechanism and correct it if necessary. If the gear is stuck due to excessive sand, remove the grinding wheel to clean the sand and restore