Pentair Impeller Lock Screw | Challenger, SuperFlo & SuperMax Pumps | 355389Z Light Niches Unfortunately

Unfortunately

If your IntelliPro was manufactured in 2019 or later

The complete B5 Sweep Hose assembly is essential for Polaris cleaner performance when navigating by agitating debris with the tail scrubber from the pool surface as the cleaner moves

inspect the tank top assembly

If your niche does not require the double wall gasket

Pentair Impeller Lock Screw | Challenger, SuperFlo & SuperMax Pumps | 355389Z Light Niches UnfortunatelyThe Pentair Impeller Lock Screw (355389Z) is the OEM replacement locking screw for the impeller assembly in Pentair's Challenger, SuperFlo, and SuperMax inground pump families. The impeller lock screw secures the impeller to the motor shaft, preventing it from loosening under the rotational forces generated during pump operation. A missing or damaged screw allows the impeller to shift on the shaft, resulting in reduced flow, vibration, and accelerated