Crankcase Cover Installation - Evinrude 4906B 4HP 1969 Owner's Manual

3-38 POWERHEAD
Repeat the "fitting"
other rod and cap.
Once the installation
satisfactory and all work has been complet-
ed, bend the bolt locking tabs upward to
prevent the bolts from loosening.
CRANKCASE COVER
First, check to be sure the mating sur-
faces of the crankcase cover and the cylin-
der block are clean.
tion to the labyrinth
center main bear ing area.
faces and the seal grooves
any old sealing compound or other foreign
material.
CRITICAL WORDS
The remainder of the cylinder block in-
stallation work should be performed
OUT interruption.
a break in the sequence is expected,
lunch, whatever. The sealer will begin to
set almost immediately,
crankcase cover installation,
bolt installation and tightening, and the side
bolt installation and tightening
along rapidly.
Apply just a small amount of 1000 Sealer
into the groove in the cylinder block to hold
the seal in place. Install a new "spaghetti"
seal into the groove, if used.
to
Installing sealer the "spaghetti"
case cover.
procedure for the
procedure appears
INSTALLATION
Pay particular atten-
seal grooves in the
The mating sur-
MUST be free of
WITH-
Do not begin the work if
coffee,
therefore,
main bearing
must move
seal in the crank-
Installing
"spaqnetti" seal is not used.
the
Installing
cover into the cylinder block.
Two tapered pins installed in the cylinder block.
to
sealer the cylinder
the tapered pin through
block when the
the crankcase