DT SWISS Ratchet LN Technical Manual
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CONVERSION
TECHNICAL MANUAL
V2021.05

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Summary of Contents for DT SWISS Ratchet LN

  • Page 1 CONVERSION TECHNICAL MANUAL V2021.05...
  • Page 2: Table Of Contents

    General Maintenance Information ................4 Environmental protection .................... 4 Exclusion of liability ..................... 4 1.10 Warranty ........................4 2. CONVERSION FROM 3 PAWL TO RATCHET LN ............5 Overview ........................5 Required wearing parts and materials ............... 6 Required tools ......................8 Removing the end cap on the drive side ..............
  • Page 3: General

    The cover page and the footing provide information about the type of product and manual as well as the version of the manual. The DT Swiss contact details can be found on the back. A list of all DT Swiss service centers can be found at www.dtswiss.com.
  • Page 4: How To Use The Manual

    DT Swiss special tools are precision tools. Damage-free mounting and dismounting of the components can only be ensured if the tools are working properly and if the condition of the tools are perfect. Always keep the tools in their original packaging or adequate devices to prevent damage.
  • Page 5: Conversion From 3 Pawl To Ratchet Ln

    2. CONVERSION FROM 3 PAWL TO RATCHET LN Preparatory Steps Link Dismount the brake rotor Dismount cassette Clean the hub 2.1 OVERVIEW end cap non drive side shim ring 11 hub seal bearing non drive side ring nut 12 freewheel body...
  • Page 6: Required Wearing Parts And Materials

    Wearing parts / Materials Specification Quantity Article number HXYXXX00N3770S - with Microspline freewheel body Ratchet LN conversion kit HXYXXX00N3769S - with SRAM XD freewheel body consisting of: HXYXXX00N3767S - with Shimano freewheel body • DT Swiss special grease 20 g HXT10032508S •...
  • Page 7 Wearing parts / Materials Specification Quantity Article number HXYXXX00N5968S - with Microspline freewheel body Ratchet LN Hybrid conversion kit HXYXXX00N5971S - with SRAM XD freewheel body consisting of: HXYXXX00N5970S - with Shimano freewheel body • DT Swiss special grease 20 g HXT10032508S •...
  • Page 8: Required Tools

    Wearing parts / Materials Specification Quantity Article number DT Swiss universal grease 20 g HXTXXX00NMG20S 2.3 REQUIRED TOOLS Tools Specification Quantity Article number tool for ring nut HXTXXX00N5027S tool for ring nut HXTXXX00N5266S NOTICE RISK OF DAMAGING THE ADAPTERS! To avoid damages, only use grind clamping jaws, aluminum clamping jaws or special tools to clamp the adapters.
  • Page 9: Dismounting The Freewheel Body And The Freewheel System

    2. Remove the installation cylinder from the hub. 2.6 DISMOUNTING THE PAWL RING NUT 1. Clamp the ring nut tool in the high position in the vise. 2. Push the hub onto the tool with the drive side first. Ratchet LN - Technical Manual...
  • Page 10: Mounting The Ratchet Ring Nut

    3. Loosen the ring nut by turning the hub counterclockwise. 4. Remove the hub from the tool. 5. Remove the ring nut. 2.7 MOUNTING THE RATCHET RING NUT 1. Grease the ball bearings on the drive side with universal grease.
  • Page 11 4. Insert the shim ring in the recess of the ring nut. 5. Place the hub on the tool. 6. Screw on the ring nut approx. 2 turns clockwise. 7. Remove the hub from the tool. Ratchet LN - Technical Manual...
  • Page 12 8. Unclamp the ring nut tool, turn it 90° and clamp it back into the vise in the high position. 9. Put the hub back on the tool with the ring nut screwed in. 10. Tighten the ring nut as firmly as possible by hand.
  • Page 13: Assembling The Freewheel System And The Freewheel Body

    • Only apply a thin, even layer of grease. • Only use the red DT Swiss special grease. 1. Apply DT Swiss special grease evenly to the outer and the inner toothing of the ratchets using a fine brush.
  • Page 14: Mounting The End Cap

    4. Put on the first spring. → The spring must rest on the hub with its large diameter. 5. Attach both ratchets and the second spring. → The spring must rest with its small diameter on the ratchet. 6. Put the freewheel body onto the hub. 7.
  • Page 15: Trouble Shooting

    In principle, the freewheeling sound can be influenced by the amount of grease between the ratchets. Less grease increases the freewheeling sound, but at the same time leads to higher wear. Ratchet LN - Technical Manual...
  • Page 16 USA - Grand Junction, CO 81505 59302 Oelde info.us@dtswiss.com Germany info.de@dtswiss.com DT SWISS (FRANCE) S.A.S. DT SWISS POLSKA Sp. z o.o. Parc d‘Activites de la Sarrée ul. Towarowa 36 Route de Gourdon PL-64-600 Oborniki F - 06620 Le Bar sur Loup Poland info.fr@dtswiss.com...

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