Evinrude 4906B 4HP 1969 Owner's Manual page 280

Lower W1it with the cap removed
parts before disassembling.
have been made to the lower unit over the
years. Therefore,
gears, shims, bearings, and other parts may
vary slightly from one unit to the next.
To show each and every
with a picture in this manual would not be
practical. Even if it were done, the ability
to associate the unit being serviced with the
illustration would be
Therefore, take time to make notes, scrib-
ble out a sketch, or take a couple photo-
graphs.
8- Lift the shift lever out of the cradle,
and then remove the cradle from the shift
dog. Raise the propeller shaft and at the
same time tap with a soft-headed
the bottom side to jar it loose, then remove
the shaft assembly from the lower unit. The
forward and reverse gear including the bear-
ings will all come out
shaft. The forward gear is the gear at the
opposite end of the shaft from the orooeller ,
GOOD WORDS
Notice the bearing split on the back side
of the forward gear. Also observe the pin in
the housing and a matching
bearing. The pin must index in the slot
during installation.
some' bearing heads
matching pin installed in the housing indexes
in this hole. Some other reverse gears have
a tab protruding from the bearing head.
exposing internal
the positioning of the
arrangement
almost impossible.
. .
mallet on
wi th the propeller
,
,.
slot in the
With the reverse gear,
have a hole and a
MANUAL SHIFT 5 HP TO 25 HP
This tab indexes in a slot in the housing
during installation.
time of the particular
for the unit being serviced,
installation will progress more smoothly.
the installation work
properly, the lower unit housing will quickly
be damaged requiring the purchase of a new
unit.
9- If the unit being serviced is the type
with a keyway in the driveshaft,
the pinion gear from the shaft, then the key,
and snap ring, before attempting
the driveshaft shaft.
10- Slide the forward gear, babbitt bear-
ing, and washer free of the propeller shaft.
Remove the clutch
reverse gearcase head,
washer from the shaft.
11- Turn the lower unit housing right
side up and again clamp it in the vise.
Remove the bearing
assembly. This is accomplished
bearing carrier puller, as shown.
nate method is to use two screwdrivers
remove the carrier
Sometimes the bearing carrier is difficult to
remove. One effective
By taking note at this
type of installation
the task of
is not performed
remove
to remove
dog. Remove the
reverse gear, and
carrier and bearing
by using a
An alter-
from the lower unit.
method to release a
8-21
If
to