1968 Evinrude Big Twin, Big Twin Electric, Lark 40 HP Outboards Service Manual, Page 51Get this manual
CRANKSHAFT BEARINGS AND SEALS areas where the bearings are to serviced shou1d kept free from accumu1ations of oil and dirt to avoid contaminating the bearingsP1ace bearings in wire basket and immerse in solvent such as Solvaso1Tank shou1d have screened fa1se bottom to prevent settlings from being stirred into the bearingsAgitate basket frequent1y until grease, oil, and sludge are thorough1y 100sened and flushed outBearings that contain especiaHy heavy carbon deposits or hardened grease shou1d soaked in separate container of solventUsing spray gun with air filter and c1ean solvent, flush each bearing until dirt and residue are removedB10w solvent out bearings, using dryfiltered air, being carefu1 not to spin bearings force of air dSince dry bearings rust rapid1y, 1ubricate them at once in light, c1ean oilRotate them fewtimes and, after draining the excess oil, p1ace them in covered container until inspectionDiscard bearings which show any the foHowing: 20 44
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