1997 Yamaha YFM600FWAK ATV Service Manual, Page 240Get this manual
FRONT BRAKE
MASTER CYLINDER INSPECTION 1.1nspect: Master cylinder Wearscratches Replace the master cylinder assembly Master cylinder body Cracksdamage Replace Oil delivery passage (master cylinder body) Blowout with compressed Blockage air2.lnspect: Master cylinder cup kit Replace as Scratchesweardamage set
3.lnspect: Diaphragm Weardamage Replace4.lnspect: Brake hose Cracksweardamage Replace