Mercury 225 EFI, Service Manual

Page: 370 / 719

POWERHEAD
Page 4A-58 90-884294 OCTOBER 2001
6. Place center main crankshaft roller bearings on upper and lower main bearing journals
as shown.
7. Install center main bearing races as shown.
8. Secure center main bearing races together with retaining rings. Make sure retaining ring
bridges the separating lines of the bearing race.
58991
a
b
c
c
58989
a - Flywheel End
b - Drive Shaft End
c - Center Main Bearing Races
9. Install oil seals into lower end cap as follows:
a. Apply a thin bead of Loctite 271 to outer diameter on 2 lower end cap oil seals.
b. Use suitable mandrel to press one oil seal (lip facing down) into lower end cap until
firmly seated. Remove any excess Loctite.
c. Press second oil seal (lip facing down) until firmly seated on first oil seal. Remove
any excess Loctite.
d. Lubricate oil seal lips with 2-4-C Marine Lubricant with Teflon.
e. Lubricate O-ring seal surface on end cap with 2 cycle oil. Install o-ring over lower end
cap.
a
51849
b
7
Loctite 271
7
14 2 Cycle Outboard Oil
14
95
2-4-C Marine Lubricant with Teflon
95
a
a - Oil Seal b - O-ring