1990 Johnson Evinrude 120 thru 140, 185 thru 225, 300 HP, P/N 507875, Page 386Get this manual
Cylinder and Valve Housing Servicing Functional Tests Refer to Pump and Reservoir Servicing for functional tests of the power steering system including the cylinderRemoval
i and remove all spark plug leadsL!J valve housing
'" To avoid accidental starting of engine while servicing, twist
1Remove the pressure
and sump
lines from the spool
Identify the hoses and secure them with the fittings above the reservoirCover the fittings to avoid system contamination