Johnson J10RLSRD Service Manual page 186

Remove the intake bypass cover from the cylinder
block. Clean the gasket surfaces.
Remove the six intake manifold screws, intake
manifold, leaf plate assembly, and gaskets.
Using the Taper Pin Tool, or equivalent, push
crankcase taper pin toward intake manifold sur-
face. Do not use any tool smaller than taper pin
bore to remove the pin.
1
1. Taper Pin Tool 32382
POWERHEAD
DISASSEMBLY - 9.9/15
Remove the four crankcase flange screws and six
main bearing screws.
Turn the powerhead so the intake manifold sur-
face faces up.
Using a rawhide mallet, lightly tap upward on the
crankshaft until the halves just begin to separate.
Lift up and remove the crankcase.
I
32394
IMPORTANT: Pistons, connecting rods, needle
bearings, and liners are wearing parts and seat
with the operation of the engine. Because of this,
it is essential to maintain their original positions at
reassembly.
185
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