1988-1992 Mercury Force 5HP Outboards Service Manual, Page 48Get this manual
3 Install choke assembly Slide choke shaft (A) into housing
NOTE: Be sure choke shaft is inserted all the way into housing and is not caught up on choke stop spring(B) Position choke shaft so flat surface faces outSecure choke valve (C) to choke shaft with two screwsDo not tighten screws