Title: Våtventil Brukermanual.pdf
7 . When the Series 751 FireLock Alarm Check Valve is used with a water motor alarm, an uninterrupted alarm pressure switch is rec- ommended in the location shown in the drawing above .I-751.VDS_6CAUTIONThe Series 751 FireLock Alarm Check Valve and supply piping must be protected from freezing temperatures and mechanical damage.For proper operation of alarms in a wet system, it is important to remove all air from the system. Auxiliary drains may be required to release all trapped air from the system. Failure to follow these instructions could cause improper valve operation, resulting in personal injury and/or property damage.For proper operation of alarms in a wet system, it is important to remove all air from the system. Auxiliary drains may be required to release all trapped air from the system. Failure to follow these instructions could cause improper valve operation, resulting in personal injury and/or property damage.NOTICE