Raypak 53/53A/55A/105A/151/153/155A MV Thermocouple (600019B) skimmerparts Adjustable eyeball assembly for compatible

Adjustable eyeball assembly for compatible Freedom Series jet applications

and this Jacuzzi Whirlpool Bath version is an almond replacement identified by the 8247914 reference

cleaner-looking

A header is useful because it helps route water into and out of the heater while also serving as one of the major structural and sealing points in the assembly

Raypak 53/53A/55A/105A/151/153/155A MV Thermocouple (600019B) skimmerparts Adjustable eyeball assembly for compatibleThe Raypak MV thermocouple is designed for compatible 53, 53A, 55A, 105A, 151, 153, and 155A heater applications where the supported pilot safety sensing component needs replacement. A thermocouple is useful because it helps the heater verify pilot flame presence, supporting safer gas control behavior in millivolt systems. This replacement is especially useful when the original thermocouple is weak, inaccurate, or no longer dependable in service.