1979 Evinrude 4 HP Outboards Service Manual, PN 5424, Page 72Get this manual
REFERENCE PICTURE
Figure 6-15Bearing Housing Match Marks
eDip gearcase head or bearing retainer attaching screws in OMC Gasket Sealing Compound and tighten to torque specified in Section 2fReassemble the water pump to the gearcase as described in "Water Pump Service See page 6-4GEARCASE PRESSURE TEST To test gearcase sealing, proceed as follows: aRemove drain plug and screw in pressure test gaugeSee Figure 6-16Stevens Experimental pressure test gauge illustrated
Figure 6-14Checking Parallelism
REASSEMBLY OF GEARCASE
U tifwlNOTE
When the use of "oil" is specified, we recommend OMC HI-VIS or OMC Premium Blend Gearcase Lube
aInstall new seal or oil retainer in the top of the gearcaseApply light coat of OMC Gasket Sealing Compound Part Number 317201 on the outside diameter of new seal or oil retainer and press into the gearcase head or bearing retainerLubricate and place new "a" ring in position ongearcase headbOil the propeller shaft and slide the gearcase head or bearing retainer onto the shaftcPlace the pinion gear in position in the gearcase and the thrust bearing used with the weedless gearcaseThe thrust bearing has small boss on the bottom side which must fit in between two bosses in the gearcaseInstall driveshaft in gear housingdInstall the propeller shaft with gearcase head or bearing retainerThe gearcase head used on the standard gearcase has flat surface which must face upSee Figure 6-12The bearing retainer used on the weed less gearcase has match marks which must be aligned with the gearcaseSee Figure 6-15EJ4