Wartsila’s User Group › Forums › General › Waste Gare Valve Tagged: Waste gate valve This topic has 0 replies, 1 voice, and was last updated 4 years, 1 month ago by Anonymous. Viewing 1 post (of 1 total) Author Posts August 4, 2019 at 9:14 am #2071 AnonymousInactive 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. Log In Username: Password: Keep me signed in Log In