A.O. Smith Start Switch (629002-001) jjelectronics Waterway Crystal Water air relief

Waterway Crystal Water air relief assembly with tube

supporting the intended spa experience and steady jet performance

The 34-0201B is a practical service part when a compatible Hydro-Quip Versi-Heat system needs renewed high-limit sensing for dependable temperature protection

A roto-style internal is useful because it helps create moving water action through the jet face

Almond bezel and actuator component from Jacuzzi Whirlpool Bath

A.O. Smith Start Switch (629002-001) jjelectronics Waterway Crystal Water air reliefThe A. O. Smith start switch is designed for compatible motor applications where proper startup control is needed inside the motor assembly. A start switch is useful because it helps engage the starting circuit at the right time, supporting smoother motor startup and more dependable operation. This replacement is especially useful when the original switch is worn, stuck, burned, or no longer operating correctly during startup. Using the correct start