Mercury Mariner 8/9.9HP 4-Stroke Factory Service Manual, Page 225Get this manual
8Remove bolt securing shift rod retainer to horizontal shift shaftRemove horizontal shift shaft control platform assemblyb
10Remove plate from shift arm cylinder
aPlateBoltShift Arm CylinderBoltHorizontal Shift ShaftControl Platform
MODELS WITH THROTTLE ARM SPRING 1Remove remote shift arm and remote throttle arm from platform2Remove smaller hook end of spring from slide