Model 190 Installation, Technical and Operation8400-M022-O1 Rev J Page 12912.3 190 Power Supply Sub-Assy.ITEM NO. QTY. PART NUMBER DESCRIPTION2 2 6021-0423 SCW PAN-HEAD.. MACHINE-SCW 04-40X.2506 4 6021-2018 SCW PAN-HEAD.. MACHINE-SCW 04-40X.87511 1 6610-5007 CABLE CLIP, 1” X 1” GREY13 3 6680-0026 WASHER LOCK INT TOOTH #4 TYPE A Z-PL14 4 6680-0138 SPACER #6 X .187 NYLON15 4 6680-1107 SPACER #4-40X.750 3/16 HEX ALU. Z/P20 1 8400-B017-0A 190 AC POWER CABLE(See Section 13.4 AC Wiring Detail)21 1 8400-B018-0A DC POWER CABLE, 19022 1 8400-B019-08 POWER SUPPLY, 19024 1 8400-C005-08 POWER SUPPLY COVER, 190