INSTALLER SAFETY INSTRUCTIONS WARNING • An experienced, trained installer must install this product in accordance with all instructions.These i nstructions contain important information. • Depressurize and drain the piping system before attempting to install, remove, adjust, or maintain any Victaulic piping products. Failure to follow these instructions can cause product failure, resulting.. FireLock™ NXT™ Series 768N 6 in. Grooved Ductile Iron Dry Valve Fast # Part # VS060N68400-NR; Item # 7043772; Manufacturer Part #S060N68400 3.7 out of 5 Customer Rating. X Points Call for Pricing Call for Pricing. Info Help For pricing.
The following instructions are a guide for proper installation of Victaulic Series 768 FireLock NXT Dry Valves. These instructions involve pipe that is properly prepared and grooved in accordance with current Victaulic specifications. NOTICE •. The patent-pending Victaulic series 768 FireLock NXT™ dry valve is a low differential, latched clapper valve that uses a unique direct acting diaphragm to separate system water supplies from dry-pipe sprinkler systems. The low differential, unique latch and actuator design of the valve allows the valve to be reset without opening the valve.