Cal Spas Circuit Board PN: ELE09907283 Chip Number: CS6000R1A / CS5100DVR1B both chip numbers use the same circuit board Balboa Water Group Number: 55737-01 / 55737-02 Control Box Number: 53986-01 / 55736-01, 55736-02, 55736-03, 55736-04, 56506
There is an alternate cheaper board that can be used (Click Here), when using it follow the instruction below.
When installing the alternate board: Make sure that you move all the white wires on the new board in the same location as the old board. Do not add any wires to the board or move any other wires Make sure all Dip Switches are down
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