Title: Våtventil Brukermanual.pdf
Depressurize and drain the piping system before attempting to remove the cover plate from the alarm check valve.Failure to follow this instruction could result in serious personal injury and/or property damage.CAUTIONAny activities that require taking the valve out of service may eliminate the fire protection provided.Before servicing or testing the system, notify the authority having jurisdiction.Before servicing or testing the system, notify the authority having jurisdiction.Consideration of a fire patrol should be given in the affected areas.Consideration of a fire patrol should be given in the affected areas.5 . Rotate the clapper out of the valve body . Inspect the clapper sealand seal-retaining ring . Wipe away any contaminants, dirt, and mineral deposits . Clean out any holes that are plugged in the valve-body seat ring . DO NOT USE SOLVENTS OR ABRASIVES.Failure to follow these instructions could result in serious personal injury and/or property damage.6 .