Cheking the front brake master cylinder (Yamaha YZF-R1 Y(C))

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1. Check:

• Brake master cylinder. Damage/scratches/wear → Replace.
• Brake fluid delivery passages (brake master cylinder body). Obstruction → Blow out with compressed air.

2. Check:

• Brake fluid reservoir tank "1". Cracks/damage → Replace.
• Brake fluid reservoir diaphragm "2". Damage/wear → Replace.
• Brake fluid reservoir diaphragm holder "3". Cracks/damage → Replace.

3. Check:

• Brake hose "4"

Cracks/damage/wear → Replace.

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Article about repair motorcycles «Yamaha R1 YZF- Y(C)» (2009-2014): «Cheking the front brake master cylinder»: https://motoinstruction.ru/en/Yamaha/R1/YZFR1Y/chassis/brake/115378 <a href="https://motoinstruction.ru/en/Yamaha/R1/YZFR1Y/chassis/brake/115378">Cheking the front brake master cylinder</a> - article about repair motorcycles «Yamaha R1 YZF- Y(C)» (2009-2014) from section «Brake system». [url=https://motoinstruction.ru/en/Yamaha/R1/YZFR1Y/chassis/brake/115378]Cheking the front brake master cylinder[/url] - article about repair motorcycles «Yamaha R1 YZF- Y(C)» (2009-2014) from section «Brake system».