
Watkins, Caldera Spas - Circuit Board PCB: Advent, Main Control Board - 77089
Factory replacement motherboard for all Advent Control Boxes (73181) found on all Caldera Utopia & Paradise models (2002-08).
Complete control board replacement requires 2 boards, the main board and the heater relay board:
On 2002-03 Models, we recommend you also replace Topside Control - some of the older topsides are not compatible with the new board.
Brand name : Watkins