Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 293Get this manual
SHIFT SHAFT ASSEMBLYCOMPONENT DISASSEMBLY AND INSPECTION 1Slide the bushing assembly off of the straight end of the shift shaftRemove the coupler from the shaftInspect the shift shaft splines and seal surface for corrosion andor excessive wearReplace the shift shaft if either if these conditions are found
aShift Shaft BushingO-rings (2)
aSeal SurfaceSpline
cCouplerShift Shaft
SHIFT SHAFT ASSEMBLYCOMPONENT REASSEMBLY NOTE: Complete the instructions in this section only if the assembly components have been disassembled and repaired or replaced1Lighlly lubricate the seats of the O-ring diameters on the bushing and the lip of the oil seal with Quicksilver 2-4-C Marine Lubricant (92-90018A12)If the speedometer connector was removed andor replaced, lightly coat the threads of the connector with Quicksilver Peliect Seal (91-34277-1)Assemble the speedometer connector to the bushing and torque the connector to 4.5 lbin(0.51 Nm)Assemble all components as shown belowClean aU components with suitable solvent and dry thoroughly with compressed airaInspect the shift shaft bushing for cracking, damage, or excessive wearInspect the seal inside the bushingthe sleeve,