Johnson Evinrude Outboard Motors 1956-1970 1.5-40hp repair manual., Page 391Get this manual
LOWER problem, the propeller hub has two grooves running the full length of the hubHold the shaft from turning, and then rotate the propeller 14 turn to position the grooves over the dr ive pin holesThe propeller can then be pulled straight off the shaftAfter the propeller has been removed, file the dr ive pin holes on both sides of the shaft to remove the burrsInstallation On some model engines, the shear pin is installed behind the propellerOn such units the propeller shaft should be coated with Perfect Seal, and then the propeller installedAfter the propeller is on the shaft, install the washer, shear pin, propeller nut, and finally NEW cotter pinDraining Lower Unit Remove the VENT plug just above the anti-cavitation plate FIRST, and then the FILL plug rom the gear housingNEVER remove the vent or filler plug when the drive unit is hotExpanded lubricant would be released through the plug holeCRITICAL WORD The Phillips screw securing the shift fork in place is located very close to the vent screwIf the wrong screw is removed, BAD NEWS, VERY BAD NEWSThe lower unit will have to be disassembled in order to return the shift fork to its proper locationAllow the gear lubricant to drain into the containerAs the lubricant drains,