Wartsila’s User Group › Forums › 50 DF Engine › Injection Pump Tappet Spring Failure This topic has 1 reply, 2 voices, and was last updated 4 years, 6 months ago by Anonymous. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts December 19, 2015 at 3:14 am #1573 AnonymousInactive We just experienced an injection pump tappet spring failure on B3 cylinder. The engine has a little over 8000 hours run time. Any one else seeing spring failure and/or know the cause. March 1, 2019 at 3:24 pm #1979 AnonymousInactive I guess you got a full report by now? Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In