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BMC Trailsync Replacement Instructions Manual

Lockbody replacement
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Trailsync
Lockbody replacement

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Summary of Contents for BMC Trailsync

  • Page 1 Trailsync Lockbody replacement...
  • Page 2 Trailsync Lockbody replacement Contents Tools necessary Replacement part kit TRAILSYNC – Lockbody replacement...

  • Page 3: Tools Necessary

    1. Tools necessary: Work Stand: Shifter Cable: Torque Wrench: Allen Keys: 10 – 20 Minutes Cable Cutter: TRAILSYNC – Lockbody replacement...
  • Page 4 2. Replacement part kit Part N°301221 – Trailsync lockbody kit Spring Lockbody M5x14 M5x12 TRAILSYNC – Lockbody replacement...
  • Page 5 1 Don’t release air pressure in the dropper post, the Lock- body replacement will be easier. 2 Loosen the grub screw on the Trailsync lever and remove lever. 3 Pull back the cable housing 2 - 3 cm. 4 Loosen the screws on the lockbody cover and remove it.
  • Page 6 5 Loosen the three lock body screws. 6 Remove the Lockbody by pushing it slightly back. Remove inner wire. 7 Replace old Lockbody with new New: Recess for version. cylinder head bolts 8 Grease and reassemble the pin & spring. TRAILSYNC – Lockbody replacement...
  • Page 7 Assemble a new derailleur cable with the pin and spring in the Lockbody. The parts need to be greased well. 10 Push the inner cable in the casing. Don’t push it through completely yet. TRAILSYNC – Lockbody replacement...
  • Page 8 13 Fix the Lockbody with the 3 screws (coat with threadlocker). M5 x 12 sunk head bolt Gradually tighten the screws alternating: 2 Nm > 4 Nm > 6 Nm. Final torque: 6Nm. NEW: M5 x 14 cylinder head bolt TRAILSYNC – Lockbody replacement...
  • Page 9 Push the casing in the Lockbody. Notice: The screws must be coated with threadlocker. 15 Install the Lockbody cover. Notice: The screws need to be greased. 16 Push it to the rear while tightening the screws. TRAILSYNC – Lockbody replacement...
  • Page 10 Tighten the grub screw. 18 Cut off the cable ~10mm after the lever base. 19 Connect the lever with the base by sliding it over the cable. 20 Check function. Increase tension if needed. TRAILSYNC – Lockbody replacement...