Hot Tub Gfci Wiring Diagram. The interactive schematic diagram below shows 3 and 4 wire configurations. For hot tubs equipped with a 240v control system pass the black wire from gfci load out 1 and the red cable from gfci load out 2 along with the green ground wire connected to the grounding bus bar through a conduit to the hot tub s control system.
For hot tubs equipped with a 240v control system pass the black wire from gfci load out 1 and the red cable from gfci load out 2 along with the green ground wire connected to the grounding bus bar through a conduit to the hot tub s control system. Hot tub wiring diagrams use a gfci disconnect designed for 240v hot tubs 4 or 3 wire spa types. Vita spa parts diagram for 220v hot tub wiring diagram to spa pump 3.
Interconnecting wire courses may be revealed approximately where specific receptacles or fixtures have to get on an usual circuit.
The confusion lies in the way the neutral wire is handled in addition to line 1 line 2 and ground wires. The tricky part is wiring the 4 wire gfci correctly used for most hot tubs. While a hot tub or backyard spa is a great way to relax and have fun the installation involves conforming to specific electrical requirements. Hot tub wiring diagrams use a gfci disconnect designed for 240v hot tubs 4 or 3 wire spa types.
