Sertao timing chain noise on strart-up.

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Eaton

Pack Dog
Joined
Oct 28, 2011
Messages
141
Reaction score
14
Location
Worcester
Bike
BMW R1100GS
My Sertao with 20 000km has a timing chain noise/rattle during 1st start-up of the day. The tentioner was replaced but it still has the same issue. Are these tentioners known for losing their oil, and with that the pressure?
 
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