VP522A & B Sequencing Water Valves Operation: SERRA Peal The VPS 22Ras nationalistically-position valve coupled: PORT: CONTROL AR 15 tha Tatum site of the Coil, The VES pensive SALTCELLARS Fronts Bla an ¥ rein water from the coil directly to the cellulose or the SLED A Ton Toc Es 8 boiler: Dudgeon dwell period of the VPSZ2A when fe SB 10 BOILER beauty ports are Closed but the valve I moving forwards WATER opening: either: the: hor or coll pars the VPSZIR ca Aconite to open the proper port: Sail VPA F228 Aik