1998 Johnson Evinrude "EC" 40 thru 55 2-Cylinder Service Manual, P/N 520206, Page 21Get this manual
Gearcase LubricationAll Models
40RS,40,50
11 To avoid accidental starting of engine while servicing, twist
and remove all spark plug leadsRemove oil drainfill plug and oil level plug from gearcaseWith motor in normal operating position, allow oil to drain completely
Important
Do not remove shift cradle screw DR33679
To refill, place tube or pressure can nozzle of OIVIC Ultra-HPF gearcase lubricant in drainfill hole
INote If OMC Ultra-HPF gearcase lubricant is not available, OIVIC
Hi-Vis gearcase lube can be used as an alternate With motor in normal operating position, fill until lubricant appears at oil level hole Install oil level plug before removing lubricant tube or pressure can nozzle from oil drainfill holeDrainfill plug can then be installed securely without oil loss Tighten plugs to torque of 84-86 in Ibs(9-10 Nm)