X-TREME XB-300SLA Owner's Manual

X-TREME XB-300SLA Owner's Manual Manual pdf 22 page image

21DERAILLEUR SYSTEMSThe derailleur system includes the font and rear derailleurs, the shiftlevers, and the derailleur control cables, all of which must function correctly for smooth gearshifting to occur.D ERAILLEURAlthough the front and rear derailleurs are initially adjusted at thefactory, you will need to inspect and readjust both before riding the bicycle.Rear d erailleurBegin by shifting the rear shifter to largest number indicated, loosen the cable from the rearderailleur cable anchor bolt, and place the chain on the smallest sprocket.Adjust the High limit screw so the guide pulley and the smallest sprocket are lined up vertically.Re-tighten the cable, pull out any slack, and retighten the anchor bolt securely. Shift through thegears, making sure each gear achieved is done quietly and without hesitation. If necessary, use thebarrel adjuster to fine tune the cable tension by turning it the direction you want the chain to go.For example, turning clockwise will loosen the cable tension and move the chain away from thewheel, while turning counter-clockwise will tighten cable tension and direct the chain towards thewheel.High GearAdjustment ScrewLow GearAdjustmentScrewBarrelAdjusterCable BarrelTension PulleyAdjustmentSwrewsPulley AdjustmentScrewFreewheelGuide Pulley