1998 Yamaha 25J, 30D, 25X, 30X outboards Factory Service Manual, Page 60Get this manual
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CARBURETOR
1 Insert th ain ozzle fully, and scre in th ain jet ntil tig ht2 Scre in th pilot jet fully, and install th ca p
3 Install th dle-v alv th flo at, attach th flo at to th carb ur