Evinrude E-Tec 40 HP, Service Manual

Page: 198 / 426

196
POWERHEAD
POWERHEAD DISASSEMBLY
Cylinder Head Removal
Remove thermostat cover and thermostat assem-
bly. Re fer to
THERMOSTAT SERVICING
on
p. 182.
Loosen
in stages
and remove cylinde r he ad
screws. Remove the cylinder head. Discard ther-
mostat seal and O-rings.
Connecting Rods and Pistons
Use a permanent marker to identify each connect-
ing rod cap, connecting rod, and piston by cylinder
number. Number 1 is closest to the top.
Use Torquing Socket, P/N 331638, t o loo sen
in
stages
the ro d cap ret aining screws. DO NOT
remove the screws.
Use one hand to sup port the piston, an d remove
the rod cap screws with your other hand. Remove
each piston and rod assembly.
Reattach each rod cap to its rod as
soon as the piston is removed. Each cap is
unique and can only be installed on its mated
rod. Do not allow rod to contact inside surface
of cylinder or crankshaft.
IMPORTANT:
Identify all internal compone nts
so that if reused, they can be reinstalled in the ir
original positions.
Repeat steps for each remaining p iston and con-
necting rod.
1. Cylinder head screws
007850
002140
1
1
002123
002141
NOTICE