Description
The G1324 is the factory Balboa replacement PCB for the BP20P4 spa control platform.
This board controls:
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Pump 1 (1‑ or 2‑speed)
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Pump 2 (1‑speed)
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Blower or Circ Pump
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Ozone
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Spa Light
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4.0 kW heater (via the BP20 heater tube)
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Topside panels: TP400, TP600, TP800, SpaTouch2/3 (depending on config)
It is the correct board when your spa shows symptoms like:
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Dead or unresponsive topside
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Heater not activating
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Relay clicking or stuck relays
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“Watchdog” errors
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Burn marks or corrosion on the old PCB
