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29

- Apply  medium  strength  threadlocker 

around the thread of screws (

4-5

). Ap-

ply grease to the o-rings on the screws. 

- Install  the  screws  (

4-5

)  and  tighten  to 

6-7 Nm.

- Push  the  rebound  knob  (

3

)  fully  into 

place, making sure it is secure. 

- Actuate the fork a few times to verify it 

works properly. 

4.2  Issues - Causes - Remedies

This chart mentions some issues that may be encountered when using the fork along with the 

possible causes and remedies.

WARNING: The operations listed below and accompanied by this symbol must 

be carried out only by authorized service centers.  

Fork not using full travel

Oil level too high, air pressure 

too high

Check oil level ( ) 

Reduce air pressure

Fork extends too quickly, 

violent rebound after bum-

ps 

Rebound damping insufficient Increase rebound damping 

Steerer  tends  to  “close” 

when turning

Excessive rebound damping

Decrease rebound damping

Fork slow during extention 

or “packs-up” over multiple 

bumps 

Excessive rebound damping

Decrease rebound damping

Bump noise during return 

but without violent re-

bound

Excessive rebound damping

Decrease rebound damping

Dust seal leaks oil

Dust seal damaged

( ) Replace dust seal

Large amount of oil on up-

per tubes or oil leaks from 

bottom of fork

Seals damaged, uppers may be 

damaged

( ) Replace all seals and have 

uppers inspected

Fork “sticky”, does not work 

like new 

Seals dirty, fork requires main-

tenance

( ) Replace all seals

Oil loss from bottom of fork Bottom nut/screw loose O-ring 

damaged

Tighten the nut or screw

( ) Replace O-ring

Loss of sensitivity

Slide bushings worn

Oil old

( ) Replace slide bushings

( ) Change oil

3

4

5

Содержание THIRTYFIVE QR15

Страница 1: ...MANUALE ISTRUZIONI OPERATING MANUAL MANUEL D INSTRUCTIONS BETRIEBSANLEITUNG MANUAL DE INSTRUCCIONES 29...

Страница 2: ......

Страница 3: ...the following safety symbols CAUTION Directs your attention toward unsafe practices which could result in damage to the equipment or minor injury WARNING Directs your attention toward unsafe practices...

Страница 4: ...use Learn and comply with the local rules of the road and cycling regulations Always ride carefully and responsibly Wear close fitting clothes that make you easy to see fluorescent or bright colors I...

Страница 5: ...on the part of FORMULA S a s i e hidden latent or obvious defects and exempts FORMULA S a s from liability to the fullest extent permitted by law against any resulting damage Carefully read the THIRTY...

Страница 6: ...b 7 Dropout 8 Compression adjustment 9 Air valve 10 Lock out lever 11 Lock out threshold adjustment Description Tire Color Type Head sleeve Travel in mm L mm C S White QR15 1 5 TAPERED 100 120 140 746...

Страница 7: ...e 2 Crown 3 Upper tube 4 Lower leg 5 Disc brake posts 6 Rebound knob 7 Dropout 8 Compression adjustment 9 Air valve 10 Lock out lever 11 Lock out threshold adjustment Description Tire Color Type Head...

Страница 8: ...uded in the kit sold by FORMULA CAUTION Do not use lubricants other than those recommended above Use of other lubricants may damage the fork and make it unsafe Threadlocker for screws Apply a liberal...

Страница 9: ...8 Insert the hose inside the hose clamp 8 Tighten to 2 3 Nm 3 USE GENERAL SAFETY NOTE Do not keep the fork fully at the end of the race for a period exceeding 10 days If that happens you can verify t...

Страница 10: ...13 Connect the end 14 of the pump to fork valve 15 so that pressure gauge 16 will read the pressure CAUTION Do not over tighten the pump 14 as the seal will be damaged WARNING The maximum allowable pr...

Страница 11: ...e solvents and degreasing pro ducts that may damage fork components http support formula suspension com Use genuine spare parts and lubricants recommended by Formula 4 1 Modifying fork travel To modif...

Страница 12: ...move the lower leg by 6 pull ing it up Push the piston 7 fully inside the cylinder Remove the retention ring 8 with a small flat blade screwdriver 9 Remove the entire sleeve 7 with the piston and spri...

Страница 13: ...d spring assembly 7 back into the lower leg The piston assembly should be at the same height as the cylinder Install cap 10 into the lower leg with the larger circumference on top Secure the cap with...

Страница 14: ...lign the keyway on the two piston assemblies 7 15 Install the lower legs 6 Be extremely careful not to damage or bend the dust seals 16 Repla ce them if they are damaged in any way Before placing the...

Страница 15: ...violent rebound after bum ps Rebound damping insufficient Increase rebound damping Steerer tends to close when turning Excessive rebound damping Decrease rebound damping Fork slow during extention or...

Страница 16: ...oduct under warranty WARRANTY CONDITIONS AND LIMITATIONS 1 The manufacturer guarantees its products to be free from defects in materials or workmanship for 24 months from the date of purchase You must...

Страница 17: ...ble and or are not suitable and or are not expressly authorized are used d Lack of appropriate or reasonable maintenance or storage washing with harsh materials use of corrosive agents prolonged expos...

Страница 18: ...osa 63 59100 Prato Italia Tel 39 0574 603 609 Fax 39 0574 611 046 Information may be enhanced for improvement without prior notice All rights reserved Le informazioni possono essere modificate senza p...

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