User manual HAYES DISC BRAKES FRONT QR HUB

[. . . ] Remove the lever by punching the press fit pin out of the lever and body with a hammer and small drift punch. Hint: This is best done with the lever assembly removed from the handlebars and having the lever assembly placed over the open jaws of a vice. Remove the two plastic lever pin bushings from each side of the body. HFX Mag / Mag Plus B. [. . . ] Master Cylinder Rebuild The right hand and the left hand master cylinders will be rebuilt in the exact same manner. Although parts may look similar, they may not be interchangeable between model years. Point the hose upward and do not shake it so that you do not drip fluid onto a painted surface. If there is nothing wrong with the rest of the system, leave the hose and the caliper snap ring attached to the bicycle. Unscrew the lever and adjuster bushing off of the cartridge push rod and out of the body. Note: 98/99 brake models use a small flat head screwdriver Step B-9 Note: All 2000-2002 DH, Comp, and Mag model brakes use a 2. 5mm Allen wrench Note: All 2003 HFX-Mag/Mag Plus model brakes use a 2mm Allen Wrench 8. Begin removal of the cartridge by loosening the jam nut with a 13mm wrench and threading it all of the way off. Thoroughly clean all of the parts by spraying them with isopropyl alcohol and wiping them with a clean rag. Slide the push rod up through the hole in the boot - making sure that the boot sits into the grove on the cartridge. Pull the cartridge retainer all of the way down to the end of the cartridge - it will snap into place. Hint: Align the flat on the cartridge with the top of the bladder retainer. Slide the bladder over the cartridge and line up the oval profile of the bladder with the oval profile of the bladder retainer. Using supplied lubricant; place a small amount of lubricant on the inside of the lever body. Line up the bladder retainer with the slot in the top of the master cylinder body and the end of the cartridge with the flat in the master cylinder body. [. . . ] Line up the bladder retainer with the slot in the top of the master cylinder body and the end of the cartridge with the flat in the master cylinder body. Grab the end of the cartridge and pull it in place making sure that the flat on the cartridge aligns with the flat on the master cylinder body. Note: 2000-2003 Comp, HFX-Mag, and Mag Plus model brake have a flat machined on the threaded end of the aluminum cartridge. [. . . ]