1997 Johnson Evinrude "EU" 90, 105RW, 115, 150, 150W, 175 60 LV Service Manual, P/N 507268, Page 72Get this manual
Component Servicing
INote Anytime the
VRO oil supply line has been disconnected from the engine, you must run 50: fueloil mixture in the fuel tank for period of time sufficient to verify oil consumptionOnce oil consumption has been verified, you can switch back to clear fuel in the tank
Oil Supply Hose and Pickup Assembly If you suspect the oil supply to the check two areaspump is being restricted,
1Remove the pickup assembly and inspect for clogged or contaminated filter: Remove the four No25 Torx screws, and remove the pickup assembly from the reservoir Carefully, remove the pickup filter and flush with mild solvent to remove any contamination Install the filter, being careful not to move the pickup assembly on its support rods2With the pickup assembly out of the reservoir, vacuum test the system to check for air leaks: Carefully, remove the oil hose from pickup assembly and from engine oil inlet fitting