Knob Assy., Includes: Ref. 13

Used in models:340, 445, 345D, 540A, 345C, 445A, 545D, 340A, 535, 420, 340B, 545A, 450, 250C, 445C, 540B, 335, 545C, 4610SU, 532, 515, 2600R, 531, TW20, 3600, 7600C, 8630, 8000-SERIES, 5610, TW5, 6600, 3930N, TW10, 334, TW30, 4600SU, 3910R, 6600C, 9000-SERIES, 4600O, 4830, 3910N, 2910, 3930NO, 4110, 7610O, 3610, 2610, 3610NO, 6710, 8530, TW25, 8830, 3910H, 6410, 231, 3600R, 6700, 530A, 4630NO, 5900, 333, 8210, 7700, 3900, 8700, 6610O, 3600N, 3930H, 230A, 2600V, 4610O, 5600, 4610N, 3600NO, 2310, 5110, 234, 6600O, 5030, TW15, 9700, 233, 5700, 7710, 4110N, 4610NO, 6810, 7410, 4600NO, TW35, 2600N, 3600V, 4630O, 2810