Title: AV-1 alarm valve.pdf
RESTRICTION ASSEMBLY, SEE FIGURE 31/2 INCH NPT CONNECTION FOR WATERFLOW PRESSURE ALARM SWITCH1/2" x 1-1/2" (4 INCH VALVE) or 1/2" x 2-1/2" (6 INCH VALVE)ALARM TEST VALVE (NORMALLY CLOSED)3/4 INCH NPT CONNECTION FOR WATER MOTOR ALARM2721112314195261525IG10J28H112020M619101222LN20A21 BC711103 20242929MAIN DRAIN VALVE (NORMALLY CLOSED)41/2" x 3-1/2" (4 INCH VALVE) or 1/2" x 4-1/2" (6 INCH VALVE)912F1812221713MODEL AV-1 ALARM VALVE, 6 INCH (DN150) FLANGE xFLANGE SHOWN16111919320K2 INCH NPT CONNECTION TO DRAINFIGURE 4 (2 OF 3) VERTICAL CLOSED DRAIN TRIM — STANDARD ORDER — SEMI-PREASSEMBLED FOR 4 & 6 INCH (DN100 & DN150) MODEL AV-1-300 ALARM CHECK VALVES (P/N 52-204-4-951)88TFP910 Page 7 of 20SYSTEM PRESSURE GAUGEESUPPLY PRESSURE GAUGEDTFP910 Page 8 of 20NO.DESCRIPTIONQTY.P/NNO.DESCRIPTIONQTY.P/N12 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21