01710-79 D1 Spas Circuit Board D1S, 1997-1999, Replacement PC Board for 1997 thru mid 1999 Dimension One Spas. (1997) Luxxor, Chairman, Diplomat, Sedona (1998) Luxxor Chairman, Diplomat, Aurora I & II, California, Nautilus (1999) Chairman, Chairman II, Diplomat, Aurora II, Californian
