Yamaha 25BMH 30HMH Factory Service Manual, Page 166Get this manual

Yamaha 25BMH 30HMH Factory Service Manual, Page 166

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FUEL PUMP
1 Check: Body Body Body Cracksdamageleak ReplaceForeign matters CleanSeat valve Cracks damage ReplaceDiaphragm Damage Replace

2 Check: Fuel pump Reverse air flow ReplaceCh