Mariner Mercury 105/140 JET, Service Manual

Page: 406 / 797

90-824052R3 JUNE 2002 POWERHEAD - 4A-35
8. Secure center main bearing races together with
retaining rings. Make sure retaining ring bridges
the separating lines of the bearing race.
a
a
51847
a - Center main Bearing Races
9. Install oil seals into lower end cap as follows:
a. Apply a thin bead of Loctite 271 (obtain
locally) to outer diameter on 2 lower end cap
oil seals (a).
b. Using driver head (91-55919) 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 Quicksilver 2-4-C
w/Teflon (92-825407A12).
e. Lubricate O-ring seal surface on end cap with
2 cycle oil. Install o-ring over lower end cap.
a
a - Oil Seal
a
51849
a - O-ring
10. Install oil seal into upper end cap as follows:
a. Apply a thin bead of Loctite 271 (obtain
locally) to outer diameter of upper end cap oil
seal.
b. Use a suitable mandrel, press oil seal into
upper end cap (lip facing down) until
bottomed out on lip of end cap. Remove any
excess Loctite.
c. Lubricate oil seal lip with Quicksilver 2-4-C w/
Teflon (92-825407A12).
d. Lubricate O-ring seal surface on end cap with
Quicksilver 2-4-C w/Teflon (92-825407A12).
Install O-ring on end cap.
b
a
a - Oil Seal
b - Lip of End Cap
a
51849
a - O-ring