Title: AV-1 alarm valve.pdf
1/2" x 3-1/2" Nipple 1/2" x 4-1/2" Nipple 1/2" x 9-1/2" Nipple 3/4" x Close Nipple 3/4" x 1-1/2" Nipple 3/4" x 2-1/2" Nipple 3/4" x 3" Nipple 3/4" x 4-1/2" Nipple 2" x 2-1/2" Nipple 2" x 3" Nipple. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 2 1 2 1 1 1 1 1 1CH CH CH CH CH CH CH CH CH CHNOTES: 1.All Fittings and Nipples are galvanized (Standard Order). CH: Common Hardware.2.1SYSTEM PRESSURE GAUGE921SUPPLY PRESSURE GAUGE3/4 INCH NPT CONNECTION FOR WATER MOTOR ALARMLOCATION FOR OPTIONAL ELECTRICALLY SUPERVISED N.O. ALARM CONTROL VALVE1/2 INCH NPT CONNECTION FOR WATERFLOW PRESSURE ALARM SWITCHORDERED SEPARATELY (FOR VARIABLE PRESSURE SYSTEMS)MODEL RC-1 RETARD CHAMBER18152511272325492926162818152HANDHOLE COVER MUST BE AT LEAST 30 INCHES AWAY FROM A WALL51/2 INCH NPT CONNECTION FOR WATERFLOW PRESSURE ALARM SWITCH3/4 INCH NPT CONNECTION FOR WATER MOTOR ALARM1412