27.11.2012 Views

Sym GTS servicemanual - Scootergrisen

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Disk Brake System<br />

Brake System Hose<br />

Make sure the brake hoses for corrosion or<br />

leaking oil.<br />

Brake Fluid<br />

Check brake fluid level in the brake fluid reservoir.<br />

If the level is lower than the LOWER limit, add<br />

brake fluid to UPPER limit. Also check brake<br />

system for leaking if low brake level found<br />

Caution<br />

� In order to maintain brake fluid in the reservoir<br />

in horizontal position, do not remove the cap<br />

until handle stop.<br />

� Do not operate the brake lever after the cap<br />

had been removed. Otherwise, the brake<br />

fluid will spread out if operated the lever.<br />

� Do not mix non-compatible brake fluid<br />

together.<br />

Filling Out Brake Fluid<br />

Tighten the drain valve, and add brake fluid.<br />

Operate the brake lever so that brake fluid<br />

contents inside the brake system hoses.<br />

Added Brake Fluid<br />

Add brake fluid to UPPER limit lever.<br />

Recommended brake fluid: DOT3 or DOT4 WELL<br />

RUN brake fluid.<br />

Caution<br />

Never mix or use dirty brake fluid to prevent from<br />

damage brake system or reducing brake<br />

performance.<br />

Air Bleed Operation<br />

Connect a transparent hose to draining valve.<br />

Hold the brake lever and open air bleeding valve.<br />

Perform this operation alternative until there is no<br />

air inside the brake system hoses.<br />

Caution<br />

Before closing the air bleed valve, do not release<br />

the brake lever.<br />

To this chapter contents<br />

Air bubble<br />

2. Maintenance Information<br />

Master cylinder cap<br />

Diaphragm<br />

LOWER<br />

Drain valve<br />

Transparent hose<br />

Brake<br />

Fluid<br />

2-11

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