1995 Johnson Evinrude "EO" 90 CV 85 thru 115 Service Manual, P/N 503150, Page 222Get this manual
Cleaning and Inspection i cause loss of control over direction of engine thrust1Discard all seals, O-rings, and gaskets "'"
adjustment is not obtainable, the liner will require replacementRefer to Impeller Clearance AdjustmentRemove four screws
retaining liner to housing and replace liner DriveshaftCheck threads and splines for chips, wear, and cracksBearing surfaces
must not show signs of metal transfer, corrosion, or discolorationSevere spline wear indicates the exhaust housing or jet
drive housing has been distorted, possibly by impact damage All internal componentsInspect for signs of wear, distortion,
chipping, metal transfer, pitting, galling, and discoloration due to improper lubrication Water pumpCheck impeller for wear,