6C-14 - LOWER UNIT 90-817643R1 DECEMBER 1996
2. Remove 4 bolts securing bearing carrier to jet
drive.
54165
a
a
a - Bolts
Bearing Carrier Disassembly
1. Remove the large beveled snap ring (a) from the
bearing carrier.
2. Heat the bearing carrier (b) with a torch only until
you can barely touch it.
3. Hold the drive shaft vertical and bump the impeller
end of the drive shaft against a wooden block caus-
ing the bearing carrier to slide down off the bearing.
4. Remove snap ring (e), press the ball bearing (c) off
the drive shaft. Leave the bearing thrust ring (f) (lo-
cated in the drive shaft groove) unless damaged.
5. Remove the seals and spiral retaining rings from
the bearing carrier and the upper seal housing (d).
6. Clean all parts thoroughly and remove any burrs.
d
a
c
b
e
f
a - Snap Ring
b - Bearing Carrier
c - Ball Bearing
d - Upper Seal Housing
e - Snap Ring
f - Thrust Ring
Bearing Carrier Reassembly
Installing Lower Seals
Install seals into bearing carrier as follows:
1. Install O-ring seals (a) into the top seats of the three
passage holes.
2. Install spiral retaining ring (b) into the inner ring
groove.
3. Spread a film of grease around the inside bore of
the seal surface before pressing in the seals.
4. Press in the garter spring seal (c) against the inner
retaining ring as shown. Fill the garter spring cavity
in the seal with grease.
5. Install spiral retaining ring (d) into the outer ring
groove. Align the notched ends of the retaining ring
to straddle the small vent hole drilled in the ring
groove.
6. Press in the outer seal (e) against the retaining ring
as shown.
7. Grease all the seal lips.
IMPORTANT: The
notched ends of the
retaining ring must
straddle this vent hole.
a
a
b
d
c
e
a - O-rings
b - Retaining Ring
c - Spring Seal
d - Retaining Ring
e - Outer Seal
To Next Page
Loading...
