1991 Yamaha Outboard Factory Service Manual 9.9 and 15 HP, Page 43Get this manual

1991 Yamaha Outboard Factory Service Manual 9.9 and 15 HP, Page 43

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cChecking the pilot screw Check the pilot screw for wear and replace it as required Good condition
5 Diaphragm (inner)

dChecking the accelerator arm Check the collar on the end of t