Product Description
This circuit board is for electronic mechanical bases for Dometic/Sealand VacuFlush 4700 and 4800 series marine toilets (311690).
Please be aware that there are two versions of this circuit board, the new 9 pin circuit board and the older 10 pin circuit board.
When upgrading from the 10 pin to the 9 pin, the red wire to pin 7 will not be re-used and the orange 8, black 9 and red 10 pins will be shifted to pins 7-9 on the new circuit board.