Documents PVB-4A ½”- 2”

PVB-4A ½â- 2â Modification Overview Production of the PVB4A series began in 2008 and is current. Canopy Removal The canopy is secured by two screws. Bonnet Removal The…

Documents 720A ½”-2”

720A ½â-2â Modification Overview Production of the 720A began in 1984 and is current. In 2010 the test cocks were moved from the body to the inlet and outlet shutoff…