Johnson Evinrude Outboard Motors 1956-1970 1.5-40hp repair manual., Page 392Get this manual
MAINTENANCE
season will be used in the next or the one afterA small inexpensive pump can be be purchased to move the lubricant from the large container to the lower unitPosition the drive unit approximately vertical and without list to either port or starboardInsert the lubricant tube into the FILLDRAILNI hole at the bottom plug hole, and inject lubricant until the excess begins to come out the VENT holeInstall the VENT and FILL plugs with NEW gasketsAfter the lower plug has been installed, remove the vent plug again and using squirt-type oil can, add lubricant through this vent holeA squirt-type oil can must be used to allow the trapped air in the lower unit to escape at the same time the final lubricant is addedOnce the unit is completely full, install and tighten the vent plugCheck to be sure the vent and drain plug gaskets are properly positioned to prevent water from entering the housingSee the Appendix for lower unit capacities