Vintage ZENITH models Y2229R, Y2229RU, Y2230E, Y2230EU, Y2230R, Y2230RU, Y2254M, Y2254MU, Y2256E, Y2256EU, Y2256R, Y2256RU, Y2263R and Y2263RU (Ch. 19Y22 and 19Y22U) TV television receiver. Original old Sams Photofact manual includes schematic, layout, alignment instructions, voltage & resistance test chart, repair parts list and description. 16 pages. Dated 1956. This manual would make a sensational accompaniment to your classic video TV equipment..