Waterway 1.0 HP SVL56/Champion High Pressure Pump Impeller [High Head] [1 & 2-Speed] [1.5 HP Uprated] (310-7420) bathparts and this Intermatic version is

and this Intermatic version is a DPST 15-minute 20 amp model using the FD415M reference

A pressure switch is useful because it helps verify proper system conditions before the heater continues operating

and this J & J Electronics ColorSplash LXG version is a 115 volt model designed for Amerlite and Astrolite I style applications using the LPL-P2-RGBW-120 reference

2 inch by 15 inch compatible housing size

The 23540-141 is a practical service part when a compatible spa jet needs an internal to restore dependable massage-jet performance

Waterway 1.0 HP SVL56/Champion High Pressure Pump Impeller [High Head] [1 & 2-Speed] [1.5 HP Uprated] (310-7420) bathparts and this Intermatic version isThe Waterway 310 7420 impeller is designed for compatible 1. 0 HP SVL56 and Champion high pressure pump applications and is also referenced for 1 and 2 speed use with a 1. 5 HP uprated configuration. A part like this is useful because it restores the pumps water moving element while matching a more specific high head version of the original design. Detailed specifications like speed compatibility and uprated motor references matter during service