1971 Johnson 40HP outboards Service Manual, Page 19Get this manual
bRemove screw in low-speed needle to permit removal of low-speed needle adjusting knob Remove high-speed needle valve arm linkSee Figure 3-8,
P AC KING
, ASHE BUSHIN G
-SPEE EEDLE VA LVE
6-GASKET
F OA INGE IN
FLOA VAL SSEMB Y
A _ GH-S EED HI
NOZZ LE BOSS GASKE FLOA HA MBER PACK NG UT SOL NOID PL NG PR NG CO VER HI H-SPEED VALVE