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SUSPENSION FORK

INSTRUCTION MANUAL

Summary of Contents for Helm MKII

Page 1: ...SUSPENSION FORK INSTRUCTION MANUAL...

Page 2: ...s we look through when we conceive design test and manufacture Cane Creek components We look to the rider to ourselves on the bike and ask How will this improve the ride It s our belief that a cycling...

Page 3: ...2...

Page 4: ...Cable Guide Screw Cover Installation Bolt On Axle Installation D Loc Axle Installation Damper Adjustments Air Spring Set Up Air Volume Adjustment Air Internal Travel Adjustment Coil Spring Set Up Coil...

Page 5: ...ause the fork to malfunction resulting in loss of vehicle control and SERIOUS INJURY OR DEATH Do not modify your bike frame or fork Use only genuine Cane Creek Helm parts Safety Warnings Follow servic...

Page 6: ...innovation our forks and rear shocks represent the pinnacle of high performance bicycle suspension systems This owner s manual is your reference guide to understanding and tuning your fork It also pr...

Page 7: ...mmended Sag 15 25 Coil Spring Rates Minimum Extra Soft 35lb Spring Red Soft 45lb spring Black Medium 55lb spring Green Maximum Firm 65lb Spring Blue Spring Specifications Damping Adjustments Count of...

Page 8: ...ith the headset onto the fork according to the headset manufacturers instructions Steerer Tube Cutting Measure the steerer tube twice and cut to length according to the stem manu facturers instruction...

Page 9: ...ll a star nut into the steerer tube at a depth of 15mm Stem Installation and Headset Preload Install fork into frame and stem on steerer tube Tighten headset and stem according to the manufacturer s i...

Page 10: ...disc brake hose or cable housing on the inside of the lower fork leg through the disc brake housing guide fasten the cable housing into the brake line holder using a 2 5mm allen wrench WARNING Ensure...

Page 11: ...t On axle into the dropouts and tighten to 10Nm with a 5mm hex wrench Bolt On Axle Installation 1 2 3 WARNING A properly tensioned axle preloads the hub bearings so that the hub of the front wheel has...

Page 12: ...eat the D LOC axle into the dropouts and Lock the D LOC axle lock latch 4 Use the tension adjuster to adjust the axle s clamp strength and close axle lever to complete wheel installation D Loc Axle In...

Page 13: ...Compression Turn clockwise to increase damping more force needed to compress turn counterclockwise to decrease damping less force needed to compress High Speed Compression Is critical to absorbing en...

Page 14: ...ich the fork will return to normal height after a compression cycle To adjust turn adjuster on the bottom of the right side leg labeled Rebound Turn clockwise to increase damping Slower fork return sp...

Page 15: ...read on shock specific pump 2 Start by adding around 30 40 of your body weight in lbs in psi to the positive chamber of the fork For example a 150lb rider should start with 45 60psi and adjust from th...

Page 16: ...sag ring indicator to the wiper seal of the fork according to the illustration 5 Dressed in full riding gear mount bicycle via normal descending ride position Push down on fork to cycle travel 3 5 tim...

Page 17: ...Recommended Air Pressure We recommend inflating the Helm fork with air pressure equal to 30 40 of your body weight in lbs in psi Example 150lb rider weight start with 45 60psi and adjust from there i...

Page 18: ...positive air chamber and increase the ramp of the air spring Increased ramp more progressive air spring 1 WARNING If working on air spring be sure to remove all air from positive and negative air cham...

Page 19: ...ll the air volume piston to desired reduction point and fasten the air volume piston wing nut 5 Confirm that the system is clean and lightly greased including the threads Reinstall air valve assembly...

Page 20: ...USTMENT Follow these steps carefully to avoid foul assembly warranty void or serious injury If you do not feel confident performing this procedure contact a professional bike mechanic or a Cane Creek...

Page 21: ...positive chamber on the top of the fork 3 Using a 13mm wrench loosen compression rod nut on air side leg DO NOT UNTHREAD COMPLETELY 4 Using 18mm wrench loosen rebound knob assembly on damper side leg...

Page 22: ...ive 7 Grabbing the lowers and the upper legs with a hand on each pull and separate LEAVE LOWERS LAYING FACE DOWN TO PREVENT THE LOSS OF OIL If oil is lost from the lowers Helm forks use 15w Motorex Fo...

Page 23: ...pward exposing compression rod assembly 10 Pull top out bumper towards air seal head to expose nylon washer 11 Clip travel reducer onto the compression rod between the white nylon washer and air pisto...

Page 24: ...of both the rebound knob assembly and the compression rod nut Tighten rebound knob assembly with an 18mm wrench to 7Nm Tighten compression rod nut with 13mm wrench to 5Nm 14 After the fork is complet...

Page 25: ...ith damper compression settings fully open and coil preload fully open to prevent influence of factors other than the spring rate during this procedure 2 Dressed in full riding gear mount bicycle in n...

Page 26: ...g is more than 25 after adding the maximum amount of preload consider changing the current spring to a spring with a stiffer spring rate If sag is below 10 consider reducing the spring rate Turn clock...

Page 27: ...t of sag an additional purchase of a different spring will be required Contact your local dealer or visit canecreek com for a coil spring purchase Cane Creek offers extra soft red soft black medium gr...

Page 28: ...27 3 Using a 30mm wrench unscrew the spring preload assembly 4 4 Using your hand remove the existing spring Coil Spring Rate Change Pull spring out 30mm wrench 3 4...

Page 29: ...of the spring preload assembly and reinstall the spring preload assembly with a torque wrench to 36Nm and reinstall the preload adjustment knob Coil Spring Rate Change Use Torque wrench and 30mm socke...

Page 30: ...ng Coil Internal Travel Adjustment 1 Cane Creek Helm Coil forks are preset from the factory but travel can be changed internally in 10mm increments between 160mm 150mm 140mm and 130mm travel if desire...

Page 31: ...bound knob assembly on damper side leg Rebound adjustment knob is connected to the 18mm rebound assembly and will be removed with the assembly during this process DO NOT UNTHREAD COMPLETELY 4 Using yo...

Page 32: ...E LOWERS LAYING FACE DOWN TO PREVENT THE LOSS OF OIL If oil is lost from the lowers Helm forks use 15w Motorex fork oil 5ml in coil spring leg 7ml in damper leg 6 Clamp the separated uppers in a bike...

Page 33: ...THE DELRIN GLIDE RING CAN SEPARATE FROM THE SPRING PERCH ENSURE ALL PARTS OF THE COMPRESSION ROD ASSEMBLY ARE REMOVED DURING TRAVEL CHANGE Coil Internal Travel Adjustment Spring Perch Glide Ring Pist...

Page 34: ...ch allow air to flow past the piston 9 Reinstall compression rod assembly into the stanchion tube and insert coil seal head past the retaining ring bore and install retaining ring Start with one end o...

Page 35: ...ompletely reassembled it is possible that air pressure may be trapped in the lowers causing a vacuum If this occurs equalize the air pressure in the lowers by passing a zip tie through the wiper seals...

Page 36: ...stanchions for scratches dents or other damage x Inspect and clean air valve threads to prevent dirt from entering air spring during inflation x Inspect headset preload brake caliper connection torque...

Page 37: ...wner of the new Cane Creek suspension product and is not transferable to subsequent owners This warranty is void if the Cane Creek suspension product is subjected to abuse neglect improper or unauthor...

Page 38: ...E BE APPLICABLE ARE EXCLUDED INCLUDING BUT NOT LIMITED TO INCIDENTAL OR CONSEQUENTIAL DAMAGES OR PUNITIVE DAMAGES To the extent allowed by local law claims under this warranty must be made during the...

Page 39: ...Cane Creek Cycling Components 355 Cane Creek Rd Fletcher North Carolina 28732 1 828 641 9560 canecreek com AAG0632_Rev2...

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