Summary of FG 570
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Owners manual Öhlins superbike front fork fg 570
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Safety signals important information concerning safety is distinguished in this manual by the following notations: this safety alert symbol means: caution! Your safety is involved. ! Warning! Failure to follow warning instructions could result in severe or fatal injury to anyone working with, inspec...
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Öhlins front fork fg 570 this super bike front fork is an improved version of fg 470 with pressurised damp- ing system. Fg 570 is based on 5 years experience from factory road racing. The pressurised damping system improves the front fork function at high frequency move- ments. The immediate damping...
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Adjusters your Öhlins super bike front fork is pro- vided with the following external adjusters: • spring pre-load adjuster • rebound damping adjuster. • two type of compression damping adjuster: - reservoir valve adjuster in the lower part of the fork leg. - main valve bleed circuit. Note! The rebo...
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Setting up your forks here is some basic guidelines, how to set up your Öhlins front forks. However you must remember that the front forks are just one part of your motorcycle and to get it to work properly, the whole motorcycle has to be set up according to your bikes manual. 1 put your bike on a f...
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Changing springs 1 2 17 mm socket 1. Unload the spring pre-load completely by turning the adjustment nut counter clockwise as far as possible. Use a 17 mm wrench or socket. 2. Loosen the screws that hold the fork legs in the upper triple clamps. 3. Remove the top nut assembly. Use tool 797-01. 4. Re...
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180 0 1st, circlip 2nd, seal 3rd, washer changing seals 1. Remove the fork legs from the motorcycle. Put the fork legs in upright position for about 5 minutes to allow the oil to settle. 2. Fasten the fork leg in a vice. Use soft jaws. 3. Carry out instructions 1 to 5 in “changing springs”, page 6. ...
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Dismantling the forks 1. Remove the fork legs from the motorcycle. Put the fork legs in upright position for about 5 minutes to allow the oil to settle. 2. Fasten the fork leg in a vice. Use soft jaws. 3. Unload the spring pre-load completely by turning the adjustment nut counter clockwise as far as...
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! Warning! Releasing high pressure gas from the front fork can be hazardous. Do not perform any kind of service until gas pressure is com- pletely released. 9. Remove the circlip. 10. Use tool 720-03 to lift up the reservoir end cap. Install the tool 720-02 into the gas piston. 11. Use tool 1797-04 ...
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13. Remove the piston holder. Use a 14 mm wrench. 14. Remove the topout spring, the sleeve, the spacer and the o-ring. 15. Remove the seal head. Check the o-ring and the x-ring. Change them if necessary. 16. Remove the needle and change the o-ring if necessary. 17. Drain the cylinder tube from oil. ...
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22 23 upper bushing lower bushing heat air gun 22. Remove the outer tube, clean the seal and check the condition. If the seal is in good condition apply some red grease (146-01) to it. A damaged seal must be replaced! 23. First remove the circlip, then the seal and finally the washer. 24. Heat the t...
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Assembly of the forks 1. Use tool 786-07 to refit the reservoir tube. Tighten to 45 nm. 2. Use tool 786-05 to refit the inner tube of the fork leg. Tighten to 80 nm. 3. Put the outer tube standing up on a soft surface, seal side up. Fit the bushings from the seal side of the outer leg. Install first...
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6. Install the piston and the shims on the compression valve. Tighten the 8 mm nut with a torque of 7 nm. Check the piston ring and the o-rings for damages. Replace if necessary. Install the compression valve assembly into the valve housing. Tighten to 20 nm. Compression valve assembly: 7. Apply som...
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10. Grip the piston shaft with soft jaws 727-02. Fit the o-ring on the adjustment needle. Apply plenty of red grease on the o-ring so that the needle slides easily into the piston shaft. 11. Check the x-ring and o-ring on the seal head. Replace if necessary. Smear plenty of white grease on the x-rin...
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Caution! The washers must be positioned correctly (notice that there is a difference between the compression and the rebound valve). Also make sure to fi t the wave washer (1149-01) in the correct position (convex side facing piston). Note! The right hand fork leg is the rebound leg. The left hand f...
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! Warning! Use of infl ammable gas for pressurising the soch absorber can be hazardous. Use nitrogen gas (n2) only! 19. Check the gas pressure stipulated in the spec. Card. Dip the needle of the gas tool (1781-01) in red grease and insert the nee- dle through the gas filler valve. Charge with gas to...
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Oil level adjustment compared with conventional type of front forks, the upside down front forks are very sensitive to variations in oil level. Therefore, adjust the oil level with special care. A change in the fork oil level will not affect the spring force at the beginning of the fork travel, but ...
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Troubleshooting below are a few examples of how to adjust for the most common road holding prob- lems in road racing driving. 1. The front wheel “chatters” entering a corner, the problem goes away, as soon as you let the brakes off, or when you get on the power. • this is caused by the fact that the...
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Guidelines the settings on this pressurised front fork are based on what currently is being used in moto gp racing, furthermore the delivery spec is something we like to refer to as a “balanced setting”. This means that the pressure drop over the bottom valves (base valves) and the top pistons (ø25m...
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Individual adjustments individual adjustments below you can find the recommended ad- justment range for the top left compression leg adjuster, with different positions on the bottom base valve. From soft to hard: base 19 clicks, top 17-20 clicks base 16 clicks, top 14-18 clicks base 12 clicks, top 1...
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Notes 21.
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Technical information fork length: 730 mm. Stroke: 130 mm. Free spring length: 260 mm. Rebound adjustment: base setting 9-12 “clicks”. Maximum open valve 20 “clicks”. Compression adjustment: base setting 6-16 “clicks”. Maximum open valve 20 “clicks”. Compression adjustment (base valve): base setting...
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1 - 2 top nut assembly see page 24 2 01408-04 2 adjustment driver 3 04744-95 04744-10 04744-90 2 2 2 spring option spring option spring 25.5/260/9.5 25.5/260/10.0 25.5/260/9.0 4 01438-04 4 guide ring 5 01460-37 2 preload tube 6 01900-05 2 fork leg outer 7 01683-02 2 bushing, upper 8 01684-02 2 bushi...
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1 04747-02 2 cap 2 04756-01 2 adjuster 3 00884-04 4 ball 4 04727-01 2 spring 5 04722-07 2 o-ring 6 04748-01 2 bolt spring adjuster 7 04722-04 4 o-ring 8 04749-02 2 plate, center 9 02801-01 2 adjustment housing 10 00338-61 2 o-ring 11 04751-02 2 washer 12 04752-01 2 washer 13 04753-01 2 washer 14 047...
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1 01654-07 1 piston holder 2 00530-22 1 shims 3 01149-01 1 wave washer 4 00520-20 1 shims 5 - 1 washer see spec. Card 6 - - shim stack (comp.) see spec. Card 7 01447-02 1 piston ring 8 02061-03 1 piston 9 - - shim stack (reb.) 10 - 1 washer see spec. Card 11 01674-01 1 washer 12 00153-01 1 washer se...
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26 1 00727-02 1 soft jaws (one pair) 2 00786-05 1 inner tube tool 3 00786-07 1 cartridge tube tool 4 01781-01 1 gas tool 5 00797-01 1 top nut socket 6 01757-01 1 attachment bar 7 01759-07 1 dismantling bar 8 01759-08 1 installing sleeve 9 01758-04 1 guide ring 10 00720-02 1 measure pin 11 00720-03 1...
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Notes 27.
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More info www.Ohlins.Com Öhlins racing ab, box 722, s-194 27 upplands väsby, sweden phone +46 8 590 025 00, fax +46 8 590 025 80 07280-11, issued 06 07 26. Öhlins racing ab, mattias johansson/update: tiina harakka.