Chrysler 70, 75 and 85 HP Outboard Motors Service Manual OB 3438, Page 52Get this manual
AInstall return spring on throttle shaft with large end of hook on throttle shaft arm and install throttle shaft with spring Figure 37 NOTE
For next step, note that edge of shutter is angled and that there is mark stamped on one sideFigure 39 CInstall shutter with cut out portion in first and marked side up (out)Figure 39 Slip shutter in through slot in throttle shaft
TOP EDGE (BEVEl)
MARKED SIDE (OUT)
Figure 37Installing ThrottleSpring Position
Figure 39Installing Throttle Shutter
BConnect small hook end of spring on drive pin of carburetorTurn throttle shaft arm clockwise until part of shaft arm with smaller hole is at o'clock (About 12 turn of tension on return spring)Figure 38