High-pitched, wheezing, Di2 rear derailleur. Dura Ace RD R9150 Repair

If your rear derailleur makes a wheezing, high-pitched sound, but it doesn't move. This video is for you
This is a step by step guide how to take Shimano Dura Ace RD-R9150 apart, repair loose motor bracket screws and reassemble it.

Please take extra care when working with power tools, knives, and soldering irons. Always wear appropriate PPE. If in doubt, please contact professional.

www.bettershifting.com - Everything you want or need to know about Shimano Di2 components and much more.
https://buymeacoffee.com/di2_gp
www.recyclist.cc - 2nd hand bike parts

Video chapters
0:00 Intro
0:39 Overview
3:17 Derailleur disassembly
5:43 Scratch repair, respray
9:16 Servo disassembly
14:37 Servo assembly
28:10 Derailleur assembly

Disclaimer
The information contained within this video is for general information purposes only.
Di2_GP assumes no responsibility for errors or omissions in the contents of the video
In no event shall Di2_GP be liable for any special, direct, indirect, consequential, or incidental damages or any damages whatsoever, whether in an action of contract, negligence or other tort, arising out of or in connection with the use of this video or the contents of Di2_GP YouTube channel. Di2_GP reserves the right to make additions, deletions, or modifications to the contents on the video at any time without prior notice.
#di2 #diy #rideshimano #shimano #cycling #broken #shifting #howto