WARNING - This article is written for people needing some help troubleshooting or repairing their hot tub. If you do not have basic knowledge of electricity, do not work on your hot tub. Water and electricity do not mix and carry the risk of electrical shock. If you are not capable of performing a repair yourself, please contact a hot tub professional or licensed electrician. The wiring and equipment described in this article represent a typical spa pack. Your pack may vary significantly from the components described below. Again, if you are in doubt as to how to properly troubleshoot or repair your specific pack, please contact a local spa professional or licensed electrician. Use any of the information contained in this article at your own risk. Hot Tub Essentials will not be held liable for any injuries that may result from the troubleshooting or installation of any electrical components in your spa.
A chattering contactor is a contactor that is switching on and off continuously. The switching on and off causes a clicking sound and this is where the "chattering contactor" term came from. If you have a chattering contactor, these steps may help you find the problem: