Mercury Mariner 200, 225 Optimax Outboards Service Manual, 90-855348, Page 365Get this manual
3Inspect the clutch jaws of the gear for damageThe surfaces must not be chipped or rounded offReplace both the forward and pinion gear as set if any of these conditions exist FORWARD GEAR ASSEMBLYComponent Disassembly
NOTE: Forward gear can only be removed from gear housing after drive shaft and pinion gear have been removed
1Reach into gear housing and lift out forward gear
IMPORTANT: DO NOT remove tapered bearing or needle bearings from forward gear unless replacement of bearings is required(Bearings cannot be reused after they have been removed
2If inspection determines that replacement of forward gear tapered bearing is required, separate gear from bearing as follows: aInstall Universal Puller Plate (91-37241) between forward gear and tapered bearingbPlace assembly on press and press gear out of bearing with suitable mandrelNOTE: Tapered bearing and race MUST BE replaced as set
23351Forward Gear TeethClutch Jaws