It says "inlet" heater. Does that mean it is a vacuum switch not a pressure switch?
1
Hello. Thank you for your interest in the Jacuzzi® Inline Heater. This heater, model LH05000, is equipped with a preset vacuum switch which will not allow the heater to turn ON if the pump is not running and water is not flowing through the whirlpool system. Please feel free to contact our consumer bath representatives at 1.800.288.4002, Mon. to Fri., 6 AM to 5 PM, PST, or email consumerassistance@jacuzzi.com if you have additional questions. Alyssa- Jacuzzi® Official
