1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 376Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 376

INSTALLATION 1Ins tall arburetor manifold wi flanp:e- to-m anifold tud nuts 2In tall fuel line an lhrolLie connec ions3Ins
:2" C8mml3 .Adjust float by bendin floa bracket at narr owest port ion 2Turn ump adjus ing nut (s elf-loc king) to bta in
a clea ranc of .000to .015" L38mmbet een pump plun ge shaft bo nd pu mp rm(- igure 1_) AUTIO: Hold float up from needl when
ad us ti ng float .14 Ins tall float bow wit gaske and atla hi ng sc rews5 If inspection ind ic ates thal fu lev co ntinues
to rise beyond float sellin'" pointproceed as followsaRemov inlet nee le nd seat and lean mating urfaces with clea nsof lo
thbReinst all inlet needl in seatbeincareful not force vi lon- ipp ne die nt seatas thi may ca use lick in gcIf proper fuel
Ie el not main ained, install needle an seat sembI), Throtrle LeverOpen Figure 15 Choke Un loader Ad ustment IDLE and MIXTU
RE ADJUSTMENT L Th oroughl war up ngin If engine run for at leastmi nutes colll o to 2In pec t t rque of ca rburetor man