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SPLINE WHEELS
TECHNICAL MANUAL
V2022.03

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Summary of Contents for DT SWISS SPLINE WHEEL

  • Page 1 SPLINE WHEELS TECHNICAL MANUAL V2022.03...
  • Page 2: Table Of Contents

    1. GENERAL ......................... 3 Validity .......................... 3 Safety ........................... 3 Target group ......................... 3 Layout ........................... 3 DT Swiss manual concept ................... 3 General Maintenance Information ................4 Environmental protection .................... 4 Exclusion of liability ..................... 4 Warranty ........................4 2.
  • 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: General Maintenance Information

    The activities listed in this manual may only be carried out by persons with sufficient specialist knowledge. The user is liable for any damage or consequential damage caused by wrongly maintained or installed components. If you have doubts, please contact an expert or your region's DT Swiss pro level service center. 1.9 WARRANTY...
  • Page 5: Converting The End Caps

    You can find the possible conversion options for your wheel at dtswiss.com/en/support/product-support. REQUIRED WEARING PARTS AND MATERIALS Wearing parts / Materials Specification Quantity Article number DT Swiss universal grease 20 g HXTXXX00NMG20S SPLINE Wheels - Technical Manual...
  • Page 6 1. Pull off both end caps by hand. If the end caps cannot be pulled off by hand, clamp the end caps carefully into a vise with ground clamping jaws and pull the hub / wheel upwards. 2. Clean both end caps and ball bearings with a dry cloth.
  • Page 7: Changing The End Caps On The Front Wheel [Pressed-On End Caps]

    Specification Quantity Article number Tool set 350 Ø15 mm, includes HWTXXX00N5290S • installation cylinder Ø28 mm • mounting pin Ø15 mm MATERIALS NEEDED Material Specification Quantity Article number DT Swiss universal grease 20 g HXTXXX00NMG20S SPLINE Wheels - Technical Manual...
  • Page 8 REMOVING THE END CAPS NOTE RISK OF DAMAGE TO THE END CAPS AND THE BALL BEARINGS! The mounting pin must not touch the ball bearing while the end caps are being levered out. 1. Insert the mounting pin into one of the end caps. →...
  • Page 9 MOUNTING END CAPS Ø 15 MM 1. Grease the bearings and the inner surface of both end caps. 2. Fit one of the two end caps and the cover onto the installation cylinder. → end cap non drive side: Push the end cap with cover onto the small diameter of the installation cylinder.
  • Page 10 MOUNTING END CAPS Ø 12 MM AND Ø 5 MM When converting to end caps for Ø 12 mm and Ø 5 mm axes, plug-in end caps are fitted instead of the pressed-on end caps. 1. Grease the bearings and the inner surface of both end caps.
  • Page 11: Converting The End Caps On The Rear Wheel

    You can find the possible conversion options for your wheel at dtswiss.com/en/support/product-support. REQUIRED WEARING PARTS AND MATERIALS Wearing parts / Materials Specification Quantity Article number DT Swiss universal grease 20 g HXTXXX00NMG20S SPLINE Wheels - Technical Manual...
  • Page 12 1. Pull off both end caps by hand. If the end caps cannot be pulled off by hand, clamp the end caps carefully into a vise with ground clamping jaws and pull the hub / wheel upwards. 2. Clean both end caps and ball bearings with a dry cloth.
  • Page 13: Hub Maintenance

    • Maintenance may only be carried out by experienced specialists. • Use only original DT Swiss spare parts or spare parts approved by DT Swiss. • In cases of doubt, please contact a DT Swiss Service Center. SPLINE Wheels - Technical Manual...
  • Page 14: Rear Hub Maintenance With Ratchet And Ratchet Ln System

    REQUIRED WEARING PARTS AND MATERIALS Wearing parts / Materials Specification Quantity Article number DT Swiss universal grease 20 g HXTXXX00NMG20S DT Swiss special grease 20 g HXT10032508S...
  • Page 15 REMOVING END CAPS, FREEWHEEL BODY AND FREEWHEEL SYSTEM 1. Pull off both end caps by hand. If the end caps cannot be pulled off by hand, clamp the end caps carefully into a vise with ground clamping jaws and pull the hub / wheel upwards. 2.
  • Page 16 CLEANING AND CHECKING ALL PARTS 1. Thoroughly clean all parts of the hub. The existing grease must be completely removed from the hub body and from the ratchets. 2. Check the ratchets for wear. The wear of the ratchets usually starts at the outer circumference and shows itself by strongly flattened edges with uneven wear.
  • Page 17 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. → For an optimal functionality of the freewheel system, a thin layer of grease is sufficient.
  • Page 18 4. Attach both ratchets and the second spring. 5. The spring must rest with its small diameter on the ratchet. PUTTING ON THE FREEWHEEL BODY AND THE END CAPS 1. Put the freewheel body onto the hub. 2. Check if the freewheel body can be turned and if the ratchets are engaging.
  • Page 19 4. Put on the left and the right end cap. → The shorter end cap must be placed on the drive side. 5. Push in end caps by hand. CHECK THE FUNCTIONALITY 1. Turn the freewheel body in both directions. →...
  • Page 20: Maintenance Of The Rear Wheel Hub With Ratchet Exp ® System

    REQUIRED WEARING PARTS AND MATERIALS Wearing parts / Materials Specification Quantity Article number DT Swiss universal grease 20 g HXTXXX00NMG20S DT Swiss special grease 20 g HXT10032508S...
  • Page 21 REMOVING END CAPS, FREEWHEEL BODY AND FREEWHEEL SYSTEM 1. Pull off both end caps by hand. If the end caps cannot be pulled off by hand, clamp the end caps carefully into a vise with ground clamping jaws and pull the hub / wheel upwards. 2.
  • Page 22 CLEANING AND CHECKING ALL PARTS 1. Thoroughly clean all parts of the hub. The existing grease must be completely removed from the hub body and from the ratchets. 2. Check the ratchets for wear. The wear of the ratchets usually starts at the outer circumference and shows itself by strongly flattened edges with uneven wear.
  • Page 23 Only apply a thin, even layer of grease. • Only use the red DT Swiss special grease. 1. Apply DT Swiss special grease with a fine brush evenly on the face teeth of the ratchets. → For an optimal functionality of the freewheel system, a thin layer of grease is sufficient.
  • Page 24 PUTTING ON THE FREEWHEEL BODY AND THE END CAPS 1. Put the freewheel body onto the hub. 2. Check if the freewheel body can be turned and if the ratchets are engaging. 3. Grease both bearings and the inner side of both end caps.
  • Page 25 CHECK THE FUNCTIONALITY 1. Turn the freewheel body in both directions. → The freewheel body can be turned counterclockwise easily. The ratchets engage audibly and perceptibly. → The freewheel body cannot be turned clockwise. 2. Check the tightness of the end caps. →...
  • Page 26: Maintenance Of The Wheel

    Unpredictable malfunctions can occur due to incorrect maintenance, incorrect installation or incorrect spare parts. • Maintenance may only be carried out by experienced specialists. • Use only original DT Swiss spare parts or spare parts approved by DT Swiss. • In cases of doubt, please contact a DT Swiss Service Center.
  • Page 27: Changing A Spoke: Basics

    HOW TO LOOSEN / TIGHTEN A NIPPLE? The nipple can be screwed on in two ways: With the help of the DT Swiss Spokey, the nipple can With the help of the DT Swiss nipple key, the nipple be turned on the inside of the rim. This method is can be turned on the outside of the rim.
  • Page 28 HOW TO HOLD A SPOKE? Spokes must be held during loosening and during tensioning. Depending on the spoke and the type of tool used, there are different methods: Round spokes Round spokes must be held during tensioning and loosening of the nipple. This can be done with a small flat nose pliers or similar tool.
  • Page 29: Phr System: Basics

    4.4 PHR SYSTEM: BASICS Some of the DT Swiss wheels are equipped with the PHR system. The DT Swiss PHR (PRO HEAD® REINFORCEMENT) system consists of a washer and a specially shaped nipple. The shape of the washer (PHR washer) acts as a ball joint and perfectly aligns the specially developed DT Squorx Pro Head® ball head nipple in the direction of pull, minimizing the risk of spoke breakage.
  • Page 30: Replacing A Spoke With Crossed Lacing

    4.5 REPLACING A SPOKE WITH CROSSED LACING OVERVIEW nipple spoke PHR washer* *Not all wheels are equipped with PHR washers. REQUIRED TOOLS Tools Specification Quantity Article number see “4.3 Changing a spoke: Basics“ on page 27...
  • Page 31 REMOVING THE SPOKE TO BE REPLACED 1. Put the wheel in the truing stand. As a basis for the following steps, it is assumed that the spoke is broken. If the spoke to be replaced is still intact, it can be cut with a cutter or similar. 2.
  • Page 32 Only for spokes in the inner spoke holes of the hub flange: 5. Fully loosen the spoke (green) opposite the spoke head of the spoke (red) that needs to be replaced. TIP: Mark the spokes with a piece of tape. Only for spokes in the inner spoke holes of the hub flange: 6.
  • Page 33: Replacing A Spoke With Radial Lacing

    4.6 REPLACING A SPOKE WITH RADIAL LACING OVERVIEW nipple spoke REQUIRED TOOLS Tools Specification Quantity Article number see “4.3 Changing a spoke: Basics“ on page 27 SPLINE Wheels - Technical Manual...
  • Page 34 REMOVING THE SPOKE TO BE REPLACED 1. Remove end cap by hand. 2. Broken spoke: Remove the spoke with nipple and PHR washer from the rim. 3. Intact spoke: Unscrew the nipple (see “4.3 Changing a spoke: Basics“ on page 27). 4.
  • Page 35 8. Check the condition of the ball bearing. 9. If heavily contaminated, clean and lightly grease the bearings. 10. Mount the end cap SPLINE Wheels - Technical Manual...
  • Page 36: Trouble Shooting

    5. TROUBLE SHOOTING 5.1 TROUBLE SHOOTING HUBS Problem Reason Solution Freewheel is blocked Spacer was forgotten during Check correct assembly: assembly. Ratchet hub: “Overview”, page 14. Ratchet EXP hub: “Overview”, page 20 Spacer was compressed by Measure the length of the spacer. If the overtightening the thru axle.
  • Page 37: Trouble Shooting Wheels

    5.2 TROUBLE SHOOTING WHEELS Problem Reason Solution Wheel has lateral or radial Loose spokes or external force True the wheel and check spoke runout tension, adjust if necessary Wheel feels "soft” Check maximum permissible If exceeded, replace wheels with new system weight ones corresponding to the system weight...
  • Page 38: Technical Data

    Further technical data, such as spoke types, spoke lengths etc., can be found in the Product Support Tool at www.dtswiss.com. Technical data of products from older model years can also be found in the DT Swiss Techbook. 6.1 SPOKE TENSION max.
  • Page 39 USA - Grand Junction, CO 81505 59302 Oelde techusa@dtswiss.com Germany service.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 service.fr@dtswiss.com...

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