Evinrude 4906B 4HP 1969 Owner's Manual page 316

Pull the shift wire down through
exhaust cover. Apply oil or soap onto the
cable and remove the inner plate from the
cable.
4- If the lower unit being serviced
the 6-inch extension
remove the screws from the bottom side of
the extension. It is not necessary to remove
the extension in order to remove the lower
unit. Remove screws securing the lower unit
to the exhaust housing or to the extension.
Work the lower unit away from the exhaust
housing or extension.
be stuck in the water pump.
difficul ty is encountered
the
has
above the lower unit,
The water tubes may
Therefore,
in freeing the
lower unit, force a wide blade chisel, stiff
scraper, or other suitable tool, between the
two surfaces
lower unit away from the exhaust housing.
DISASSEMBLING
5- Set the cavitation
of the work bench or other suitable surface,
if
and secure it firmly with a C-clamp.
alternate method is to cut a deep
piece of 2" x 6
lower unit into the
cavitation plate.
6- Remove the O-ring from the top of
the driveshaft.
ELECTROMATIC SHIFT
and work each side of the
plate on the edge
11 of wood, and then slide the
"VII resting
O-RING
8-57
An
in a
'ry"
it on the