Wartsila’s User Group › Forums › General › Waste Gare Valve Tagged: Waste gate valve This topic contains 0 replies, has 1 voice, and was last updated by pierraxmer 2 weeks, 3 days ago. Viewing 1 post (of 1 total) Author Posts August 4, 2019 at 9:14 am #2071 pierraxmerParticipant Hello, on our 8L32, we have troubles on actuator on by Pass valve. Is it possible to replace this air regulated system by an electric system? Every six months, we have bellows failure due to vibrations. thanks Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.