The circuit board diagram translates the cryptic language of electrical connections into a visual representation. It illustrates how different inputs on the spa pack are utilized based on the chosen configuration.. * The GFCI wiring in this diagram is for reference only. GFCI wiring instructions vary by manufacturer. Your wiring instructions may be different. Read and follow the wiring instructions provided by the manufacturer of the GFCI you purchased.
The following wiring diagram shows a hot tub, whirlpool spa, electric water heater, pool, or fountain supplied and protected by a 2-pole GFCI circuit breaker using a three-wire system consisting of two hot conductors, one neutral, and one equipment grounding conductor.. 16.2 North American J-210 Convertible Models This wiring diagram is used for all J-210 120/240V 60 Hz North American convertible spa models.