4 Wire Hot Tub Wiring Diagram. The old tub used 3 wires two hot and a neutral. Tracing the wiring back the neutral is connected to ground at the main panel as are all the other neutrals.
Diy spa repair how to wire a spa hot tub with a 50 amp gfci breaker this is a 4 wire install 2 hot wires a common and a ground if you follow my vid. Tracing the wiring back the neutral is connected to ground at the main panel as are all the other neutrals. The replacement tub only has connections for 3 wire.
Guide to hot tub wiring electrical wiring.
This article contains general information and does not focus on or is it specific to one particular make or model. The old tub used 3 wires two hot and a neutral. The replacement tub only has connections for 3 wire. During hot tub wiring copper wire is recommended with thhn thermoplastic nylon insulation.
