Model year 2014 USER MANUAL
Contents
1. ESS OC Co 5m SUWSFrKRe2e gt i 1 LOYLLES_ Model year 2014 USER MANUAL WARRANTY Terms and conditions BOS MTB offers warranty on its products on the following terms BOS MTB guarantees to the original purchaser that the BOS product for which they received this warranty is free from defects in material and workmanship for one year from the date of original retail purchase A proof a purchase will be asked for any warranty claim This warranty is not transferable to a subsequent purchaser Wear and tear parts such as dust seals Oring bushings rear shock mouting hardwares stanchions threaded parts and bolts are not covered under this warranty Terms This warranty is subject to legal jurisdictional or warranty rights of the country where it has been originally purchased which will prevail if different from the terms herein listed Limits BOS MTB cannot be liable for any loss inconvenience damages whether direct incidental consequential resulting from the use of its products local legislation prevailing Warranty exclusions This warranty does not cover the following cases e Damage to products resulting from improper assembly other than listed below e Products that have been modified by the owner or a third party e Improper use e Damages resulting from an accident crash under any circumstances e Invalid servicing procedures and servicing time frame not2. NT WHEEL To assemble the front wheel check the following procedure Open the two quick releases on each side of the fork 1 Open the folding lever 2 Unscrew the axle 3 and remove it Install the wheel Insert the axle and screw it completely Fold the lever Close the quick releases Tea S To disassemble the wheel proceed in the opposite way IMPORTANT The torque of the QR screws A is originally settled between 4 and 4 5 N m It may be usefull to check it regularly 1 3 Disc brake installation The Idylle SC disc bolt pattern uses caliper mount for post mount 160 PM160 To assemble the disc brakes check the following procedure 1 Install the DH disc brake system according to disc brake manufacturer s specifications 2 Be sure to torque all fasteners and bolts to manufacturer s recommendations Consult the instructions that came with your disc brakes for proper installation procedures It is recommended to install a NEW disc brake pads to ensure proper alignment and to minimize drag 3 Route the disc brake hose for hydraulic disc brakes or brake cable housing for mechanical disc brakes from the caliper to the inside of the lower leg and through the supplied disc brake hose guide Tighten the disc brake hose guide screw M3 x 12 with a 2 5 mm hex key wrench and torque it to 1N m Test the brakes for proper operation on level ground before hitting the trails os The disc brake caliper mounting bolts must ha
3. e Compression 15 clicks from the fully tighten position Rebound 18 clicks from the fully tighten position Racing use Compression 8 clicks from the fully tighten position Rebound 15 clicks from the fully tighten position 3 MAINTENANCE 3 1 Air bleeding Idylle SC is fitted with a bleeding screw on the top of the right stanchion Bleeding your forks on regular basis will reduce the pressurising effect that always happens with those forks We recommend to bleed your forks every 5 rides in racing use or every 10 rides in recreationnal use All you have to do is to undo the bleeding screw and put them back on no need to compress the forks 3 2 Cleaning your forks It is compulsory to clean your forks every time you use them without waiting Nothing s worse for your fork s seals than dry mud It is very simple to clean your forks wipe off the stanchion with a clean rag and then slightly lube the stanchion with silicon based product Using of degreaser is totally forbidden On the same note do not power wash the forks It will only push the mud inside the forks and get it stuck between the stanchion and the seals Cleaning Air bleeding Oil service Full service Recreational use After each ride Every 10 rides once a year Every 2 years Racing use After each ride Every 5 rides twice a year once a year IMPORTANT The oil service and full service must be performed by a BOS approved center T
4. he BOS approved centers are the only able to identify and appraise a damaged or worn part especially in case of shock or wear on structural elements such as the legs the stanchions and the crowns 3 3 Changing oil An oil change with the Idylle SC fork consists in changing the oil bath in each leg Keep highly attention about the correct oil level in both leg cartridge and spring CAUTION To get the correct oil level in the cartridge side you must bleed the air while you are pouring the oil Once there is no air remaining in the cartridge you can adjust the level How to measure the oil level in the cartridge side B Push down the stanchion Pull out the rebound rod Measure the distance between the top of the stanchion and the oil Oil level IDYLLE SC Damping side right 65mm Air spring side left 10ml IMPORTANT This is strongly recommended to use BOS B i oil oil otherwise it could significantly alter the behaviour of the fork and reduce the life of the wear parts What initial settings for the fork The Idylle SC Chart list is available on the download section of the bosmtb com website The Idylle SC Chart list summarizes the recommended settings clicks and air pressure depending on the body weight Refer also to chapter 2 of this manual for details My fork is leaking when I connect the high pressure pump what can I do Check with a Schrader valve too
5. l if it is screwed correctly At rest position the fork travel is slightly engaged small SAG is this normal The BOS air spring system is designed to offer the lowest threshold of release Some forks may come with a slightly negative travel Where can get the original stickers or valve cap Those items are available on the online store at bosmtb com Or contact our sales department for informations commercial bosmtb com The fork comes with a slightly play on stanchions area what to do The unique alignment of the bushings of the BOS forks creates an induced slight frontal play If the play is abnormally high please contact BOS approved center for expertise The fork retracts when deflate the air chamber what s happening Deflating the fork means removing the air from the positive chamber only The remaining air on the negative air chamber create an opposite force to the main spring and retracts the fork To avoid this deflate step by step 30 40 psi and alternate with a very slow oscillations 5 or 6 on the first 15 mm of travel to recover the full travel gt 4 Impasse l once Couture F 31200 Toulouse t 05 34 25 33 66 info bosmtb com OW eel ihe SUSPENS
6. respected e Replacement of the original parts by parts from others manufacturers e Products whose serial numbers has been altered defaced or removed Warranty procedure The owner should always refer to an approved BOS center for any warranty claim A proof a purchase is compulsory for any warranty claim Otherwise the warranty claim will not be considered Always contact BOS MTB warranty department before returning any products that may fall under this warranty If the faulty parts do not fall under warranty the customer will be charged for any costs in respect with warranty such as transport and package back and forth SETTINGS amp MAINTENANCE 1 ASSEMBLY Fitting your Idylle onto your bike demands care and attention For your safety please do respect to the following instructions 1 1 the steerer tube Before cutting the steerer tube first you have to take some measurements height of the headset length of the headtube of the frame height of the stem and then add 5 to 10mm Calculate the lenght as below Add the length of the headtube of the frame to the height of the headset and to height of the headset plus 5 to 10mm CAUTION Never attempt to remove or replace the steerer or upper tubes independently from the crown Modifying the integrated crown steerer or upper tubes can cause an assembly failure resulting in a loss of control of the bicycle and serious injury 1 2 INSTALLING THE FRO
7. s adjustments compression and rebound The compression adjustment seats at the bottom of the right hand leg flat head screw 1 The rebound adjustment is on the top of the right hand stanchion the non disc side 2 Always start from fully tighten position then tighten down counting the clicks to adjust your settings Tighten anticlockwise close harden Undo clockwise open soften Tuning tips When it comes down to hydraulic setting there is no such thing as a magical formula many factors have to be taken into account bike balance spring rate geometry of the bike Having said that you can draw conclusions from what follows Excessive diving of the bike upon braking harden the compression Often bottom out harden the compression Feeling harsh on roots or square edges soften the compression Uncomfortable arms pain soften the rebound The forks don t spring back and stay low after succession of bumps soften the rebound Front too high in dynamic situation harden the rebound Whenever you are far from the standard settings factory settings It s always better to consider what influences the performance of the forks Proceed step by step one setting at a time by hardening or softening few click each time If you ever get lost while you are setting up the forks always go back to its original settings Starting point adjustments IDYLLE SC Recreational us
8. ve 10 mm of thread engagement with the fork In any case the disc brake caliper mounting bolt tightening torque level must never exceed 10N m 2 SETTINGS 2 1 AIR SPRING The sag measurement is the amount that your fork rear shock or both will compress when you are positioned for riding on your bike with all your riding apparel and gear Adjusting air pressure until you achieve your target sag will help you to determine the appropriate amount of air pressure for your fork or shock or both To achieve the best performance from your BOS suspension product the proper measuring and setting of sag is vitally important As a starting point set sag for your fork or rear shock according to the following instructions Recreational use weight kg Ibs 55 120 60 132 65 143 70 154 75 165 80 176 85 187 95 210 105 231 110 242 pressure psi 175 180 185 190 195 200 205 210 215 220 Racing use weight kg Ibs 55 120 60 132 65 143 70 154 75 165 80 176 85 187 95 210 105 231 110 242 pression psi 180 185 190 195 200 205 210 215 220 225 IMPORTANT Minimum air pressure 175 psi Maximum air pressure 225 psi The Idylle SC have an o ring on the fork upper tube in order to measure the SAG position You can experiment and vary your sag percentage to better suit your riding style and overall feel 2 2 HYDRAULIC ADJUSTMENTS IDYLLE SC comes with 2 hydraulic
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