2007-2008 Yamaha YFM700 Grizzly Factory Service Manual, Page 131Get this manual
BLEEDING THE HYDRAULIC BRAKE SYSTEM
When bleeding the hydraulic brake system, make sure there is always enough brake fluid before applying the brakeIgnoring this precaution could allow air to enter the hydraulic brake system, considerably lengthening the bleeding procedure If bleeding is difficult, it may be necessary to let the brake fluid settle for few hoursRepeat the bleeding procedure when the tiny bubbles in the hose have disappeared1Remove: rear wheel Refer to "FRONT AND REAR WHEELS" in chapter 82Bleed: hydraulic brake system
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aFill the brake master cylinder reservoir to the proper level with the recommended brake fluidbInstall the diaphragm (brake master cylinder reservoir)cConnect clear plastic hose tightly to the bleed screw Front Rear