Yamaha F50 Service Manual
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62Y3A117-32 1 2 3 4 5 6 7 8 I No. Part name Q’ty RemarksTightening torques Stage N·mkgf·mft·lb 1 Upper case assembly 1 2 Nut 2 24 2.4 17 3 Nut 2 42 4.2 30 4 Washer 2 5Bolt 3 M8 × 30 mm 6 Upper mount 1 7Plate 1 8Bolt 2 M8 × 175 mm 9Cap 2 10 Bolt 2 M12 × 160 mm 11 Grommet 2 12 Ground lead 1 13 Screw 2 14 Mount cover 2 15 Bolt 4 M8 × 25 mm 16 Mount housing 2 17 Spring 4 18 Washer 2 19 Rubber washer 2 20 Lower mount 2 21 Washer 2 22 Grease nipple 1 Upper case
62Y3A117-34 1 2 3 4 5 6 7 8 I No. Part name Q’ty RemarksTightening torques Stage N·mkgf·mft·lb 1 Muffler assembly 1 2 Upper case 1 3 Muffler seal 1 4 Rubber seal 1 5 Dowel pin 2 6Grommet 1 7 Guide 1 FT50C 8Damper 1 9 Screw 2 M5 × 16 mm 10 Baffle plate 1 11 Bolt 4 M8 × 30 mm 12 Drive shaft bushing 1 13 Circlip 1 Upper case
BRKTBracket unit 7-3562Y3A11 (F50/F50A, T50/FT50B)
62Y3A117-36 1 2 3 4 5 6 7 8 I No. Part name Q’ty RemarksTightening torques Stage N·mkgf·mft·lb 1 Oil seal 1 Not reusable 2 Exhaust guide 1 3Grommet 1 4 Gasket 1 Not reusable 5 Dowel pin 2 6 Bolt 10 M6 × 25 mm 7Oil pan 1 8 Gasket 1 9 Exhaust manifold 1 10 Bolt 3 M6 × 50 mm 11 Gasket 1 Not reusable 12 Bolt 6 M6 × 25 mm 13 Muffler 1 14 Gasket 1 Not reusable 15 Pipe 1 16 Rubber seal 1 Not reusable 17 Gasket 1Not reusable 18 Relief valve housing 1 19 Bolt 2 M6 × 25 mm 20 Bolt 2 M6 × 16 mm 21 Bolt 1 M6 × 25 mm 22 Oil strainer 1 23 Relief valve 1 24 Spring 1 25 Cotter pin 1 Not reusable Upper case
62Y3A117-38 1 2 3 4 5 6 7 8 I No. Part name Q’ty RemarksTightening torques Stage N·mkgf·mft·lb 1 Oil seal 1 Not reusable 2 Exhaust guide 1 3Grommet 1 4Grommet 1 5 Anode 1 6 Cover 1 7Bolt 1 8 Cover 1 9Bolt 1 10 Gasket 1 Not reusable 11 Dowel pin 2 12 Bolt 10 M6 × 25 mm 13 Oil pan 1 14 Gasket 1 Not reusable 15 Exhaust manifold 1 16 Bolt 1 M6 × 45 mm 17 Gasket 1 Not reusable 18 Gasket 1Not reusable 19 Bolt 6 M6 × 25 mm 20 Muffler 1 21 Gasket 1 Not reusable 22 Pipe 1 23 Rubber seal 1 Not reusable 24 Gasket 1Not reusable 25 Relief valve housing 1 26 Bolt 2 M6 × 25 mm 27 Bolt 2 M6 × 16 mm 28 Bolt 1 M6 × 25 mm 29 Oil strainer 1 30 Relief valve 1 31 Spring 1 32 Cotter pin 1 Not reusable Upper case
BRKTBracket unit 7-3962Y3A11 Disassembling the oil pan 1. Remove the muffler 1 from the oil pan 2 . 2. Remove the exhaust manifold 3 from the oil pan 2 . 3. Remove the oil pan 2 from the exhaust guide 4 . 4. Remove the oil strainer 5 and the relief valve housing 6 . È FT50C Checking the oil strainer and the relief valve 1. Check the oil strainer and relief valve for dirt and residue. Clean if necessary. Assembling the oil pan 1. Install the gaskets onto the exhaust guide 1 . 2. Install the relief valve assembly 2 by installing the bolts, then tightening them finger tight. 3. Install the oil strainer 3 by installing the bolts.
62Y3A117-40 1 2 3 4 5 6 7 8 I 4. Install the water pipe 4 . 5. Install the oil pan 5 and bolts, and then tighten the bolts finger tight. 6. Install the exhaust manifold 6 and bolts, and then tighten the bolts finger tight. È FT50C 7. Tighten the exhaust manifold bolts 7 , then the oil pan bolts 8 .8. Install the muffler 9 into the oil pan. S62Y7245 7 8 Upper case
BRKTBracket unit 7-4162Y3A11 9. Install the muffler assembly 0 by insert- ing the tip of the water pipe 4 into the joint hole a of the upper case. Installing the upper case 1. Install the upper mount 1 and bolts 2 into the upper case, and then tighten the bolts 3 . 2. Set the lower mounts 4 and bolts to the upper case. 3. Install the end of the spring 5 into the groove of the mount housing 6 , and then tighten the bolts 7 .NOTE: Be sure to install the ground lead 8 into the mount housing 6 .