General description The Polaris G52 Pool Cleaner Safety Valve Replacement Kit is designed for compatibility with various Zodiac Polaris Pool Cleaners, including models 180, 280, 380, 480 PRO, and 3900 Sport. This upgraded kit features a reinforced housing made from a crack-resistant polymer blend, ensuring greater durability and a longer service life compared to the previous Zodiac G52 model. 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 G53 Gear Mechanism: Made of strong and wear-resistant POM material Troubleshooting Common issues include: stuck in reverse position, continuous water leaks, inability to operate, and explosion warnings If the problem is due to a center shift, open the case and check the G53's outer gear for any shifts Excess sand can cause gear jamming; remove the grinding wheel to clear sand Floating issues may arise