Master brake cylinder rebuild

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Andre01

Pack Dog
Joined
Apr 15, 2012
Messages
224
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49
Location
Malmesbury
Bike
Honda CRF-1000L Africa Twin
The past month my rear brakes was binding slightly. First I took apart the caliper and cleaned everything.  I normally do this on my annual service. There was no visible problems.

Then after a short ride, I realised the brakes is still binding.

Only thing that is left is the master brake cylinder. Took it apart and found the rusted circlip. As per this post: https://advrider.com/f/threads/rebuilding-the-brembo-11mm-rear-master-f650gs.855294/ 

Removed the circlip and foud the inside bore also rusted. So the plastic sleeve was binding on the piston. I order the repair kit from BMW and will finish the job later this week.

It is so easy to do this job. As part of the annual service I will now take apart, clean and grease the master cylinder to avoid future rebuilds. I already do it with the caliper.

 
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