Yamaha F150B Service Manual
Also see for F150B: Owner's manualService manualOwner's manual
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Contents
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6-10Fuel pump012345678910AChecking the fuel pump1. Connect the special service tool a to thefuel pump inlet a.2. Cover the fuel pump outlet b with a fin-ger, and then apply the specified positivepressure. Check that there is no air leak-age.3. Apply the specified negative pressureand check that there is no air leakage.4. Connect the special service tool a to thefuel pump outlet b.5. Apply the specified positive pressure andcheck that there is no air leakage.Disassembling the fuel pump1. Disassemble the fuel pump assemblyinto the fuel pump body 1 assembly a,the fuel pump body 2 b, and the coverc.2. Hold the fuel pump body 1 assembly a.Vacuum/pressure pump gauge set a:90890-06756Specified positive pressure:50.0 kPa (0.50 kgf/cm2, 7.3 psi)Specified negative pressure:30.0 kPa (0.30 kgf/cm2, 4.4 psi)500abaa0-100- 30Specified positive pressure:50.0 kPa (0.50 kgf/cm2, 7.3 psi)General cylindrical tool d:a = 20.0 mm (0.79 in)b = 17.0 mm (0.67 in)500baa bcaadabd |
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