Beam Central Vacuum CV199 & Dust Care DCC-4 PC Board Circuit Board Part -100550 Fits Models 35, 167C, 168, 168C, 189C, 189D, 189F, 197C, 197D, 199C, 199E, 199F, 199J, 287C, 297C, 297D, 297F, 310, 399A, 387, 387A, 397, 397A, 397B, 397C, 2089, 2089A, 2100, 2100A, 2200, 2240A, 2250, 2250A, 2250B, 2250F, 2725, 2775, 2775A, 2875, 2875A.