90-830234R3 DECEMBER 1997 LOWER UNIT - 6B-17
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 in-
ner 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
Installing Upper Seals
1. Install spiral retaining ring (a) into the inner ring
groove of the upper seal housing.
2. Spread a film of grease around the inside bore of
the seal surface before pressing in the seals.
3. Press in the garter spring seal (b) against the in-
ner retaining ring as shown. Fill the garter spring
cavity in the seal with grease.
4. Install spiral retaining ring (c)into the outer ring
groove. Align the notched ends of the retaining
ring to straddle the small vent hole drilled in the
ring groove.
5. Press in the outer seal against the retaining ring
as shown.
6. Grease all the seal lips.
7. Grease the two O-ring seals (e) and install then
into the outer ring grooves.
IMPORTANT: The notched ends of the retaining
ring must straddle this vent hole.
e
c
d
a
b
a - Retaining Ring
b - Spring Seal
c - Retaining Ring
d - Outer Seal
e - O-rings
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