Mercury 305 CID, Service Manual, Page: 912 / 967

HURTH DOWN ANGLE TRANSMISSION - 8C-29 90-823225--1 1096
GEAR ASSEMBLY
1. Reinstall gear assembly. Twist gear assembly
from side to side to allow splines to engage with
inner discs. Ensure all inner discs are engaged
with splines by observing through slots in clutch
housing.
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2. Reinstall butting ring.
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TAPERED ROLLER BEARING
! CAUTION
Do not touch bearing once it has been heated. Se-
vere burns could result. Use special protective
gloves to handle bearing.
1. Heat inner race of tapered roller bearing using a
torch lamp and press bearing onto shaft. When
bearing has cooled (DO NOT cool with water),
carefully tap bearing down to ensure proper
seating against butting ring, using a soft (copper)
punch. Tap on inner race only.
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b
a
a - Tapered Roller Bearing
b - Butting Ring
2. Install components on opposite side of clutch as-
sembly in same manner.
! CAUTION
Use care in reinstalling piston rings on input
shaft. Piston rings are brittle and may snap if
spread too far open.