Ohlins 225 TM Owner's Manual

Motocross front forks

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Owners Manual

Öhlins motocross front forks 225 TM
Including:
Setting up
your bike
Fine-tuning
Service
the fork
General
handling set-up
Technical info
Spare parts
1

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Table of Contents
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Summary of Contents for Ohlins 225 TM

  • Page 1: Owners Manual

    Owners Manual Öhlins motocross front forks 225 TM Including: Setting up your bike Fine-tuning Service the fork General handling set-up Technical info Spare parts...
  • Page 2: Table Of Contents

    Introduction Safety signals WARNING! All of Öhlins advanced suspension products are Important information concerning safety is 1. Installing a front fork, that is not approved by adapted to the brand and model. This means that distinguished in this manual by the the vehicle manufacturer, may affect the stability length, travel springaction and damping charac- following notations:...
  • Page 3: Tuning The Suspension

    The compression adjuster is The rebound adjuster Spring preload is adjusted located at the bottom of the is located at the top of with washers and optional fork leg. the fork leg. springs are available. Tuning the suspension Design trapped above the oil) that work together with Öhlins new up-side-down (USD) front fork is de- Motorcycle road holding qualities the “real“...
  • Page 4: Settings

    Bike on a stand. Bike on the ground. Bike with rider on. Settings Setting the spring preload • Allow the motorcycle (without rider) to apply load on the springs and repeat the Basic settings 1. Measuring: measuring procedure (R2, F2). Always ensure that the basic setting made by Preload on the spring/springs is very important, •...
  • Page 5: Fine Tuning The Bike

    Compression stroke Rebound stroke Flow in compression valve Flow in rebound valve Flow in compression valve Flow in rebound valve stroke, the rebound bleed valve the flow during Make sure that you have the correct springs and Fine-tuning the bike the rebound stroke.
  • Page 6 Air spring Oil level Oil level 100 mm Oil level 110 mm Oil level 120 mm Oil level 130 mm 5 0 0 A change in oil level Oil level is measured 4 5 0 will effect the damp- from the top of the 4 0 0 ing forces, not in the outer leg, with the top...
  • Page 7: Preload Adjustment

    Adjustment Top cap Tool (1860-01) wheel Balls and Damper rod springs extender 17 mm wrench Damper rod assy Preload adjustment Put the bike on a stand and loosen the screws in Unscrew the top cap, use tool. (1860-01). Remove the top cap from the damper rod ex- the fork top crown that hold the fork legs.
  • Page 8 Spring Adjustment support wheel pre-load washer Top cap Original pre-load washer Spring support Remove the spring support and the original spring Fit the spring support and the top cap and refit preload washer. the adjustment wheel. Install a new preload spacer to achieve the right For tightening torques, please see your bike's static sag.
  • Page 9: Changing Springs

    L ≥ 460 mm Compression adjuster Changing springs Loosen the screws that hold the fork legs in the Install the new spring*. NOTE! upper fork crown. * Check the free length of the spring. Original With the fork leg still tightened in the lower fork Closing the compression- and the rebound valves length is 487 mm.
  • Page 10: Technical Information

    Oil level: Technical specifications See mounting instruction for recommended oil Fork lengths and diameters level. Front fork Motorcycle Length (L) Adjustment range 90-130 mm. ØA ØA ØB FG 225 938 mm CAUTION! 53,9 mm 58,4mm Use only Öhlins high performance front fork fluid Rebound and compression adjustment No.
  • Page 11: Exploded Drawing

    Front fork components...
  • Page 12: General Handling Set-Up

    General handling set-up Feels harsh over small bumps, but using full Front suspension. wheel travel. Front end falls into the curves (over- Front fork travel is not used to its full Too much spring preload or too much compres- steering) especially in sand. sion damping.
  • Page 13: Maintenance

    Maintenance Telescopic front forks depend on a smooth, fric- tion free action. Make sure your forks are regularly serviced. Do not use strong solvents, such as brake cleaner, to clean the front forks. This will dry out the seals and the steel tubes and cause friction or leakage.
  • Page 14 Notes...
  • Page 15 Notes...
  • Page 16 More info www.ohlins.com The ultimate suspension site. Find out everything about your suspension. Download mounting instructions, manuals and brochures. And a lot more. Öhlins Racing AB, Box 722, S-194 27 Upplands Väsby, Sweden Phone +46 8 590 025 00, Fax +46 8 590 025 80...

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