Disassembly and assembly

Start By:
a. Remove the engine oil suction pipe. Refer to
Disassembly and Assembly, “Engine Oil Pan -
Remove and Install” for the correct procedure.
b. If necessary, remove the balancer. Refer to
Disassembly and Assembly, “Balancer -
Remove” for the correct procedure.
c. Remove the flywheel housing. Refer to
Disassembly and Assembly, “Flywheel
housing - Remove and Install” for the correct
procedure.
d. Remove the front housing. Refer to
Disassembly and Assembly, “Housing (Front) -
Remove” for the correct procedure.
e. If necessary, remove the power take-off drive.
Refer to Disassembly and Assembly, “Power
Take-Off Drive - Remove and Install” for the
correct procedure.
f. If necessary, remove the cylinder head. Refer to
Disassembly and Assembly, “Cylinder Head -
Remove” for the correct procedure.
g. If necessary, remove the pistons and
connecting rods. Refer to Disassembly and
Assembly, “Pistons and Connecting Rods -
Remove” for the correct procedure.
h. Remove the main bearing caps. Refer to
Disassembly and Assembly, “Crankshaft Main
Bearings - Remove and Install” for the correct
procedure.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
1. The engine should be mounted on a suitable stand
and placed in the inverted position.
2. If the cylinder head, the pistons and the connecting
rods have not been removed already, remove the
connecting rod bearings. Refer to Disassembly
and Assembly, “Connecting Rod Bearings -
Remove” for the correct procedure.
Illustration 311 g03008176
3. Attach Tooling (A) and a suitable lifting device to
crankshaft (2). Lift the crankshaft out of the
cylinder block. The weight of the crankshaft is
approximately 35 kg (77 lb).
Note: Do not damage any of the finished surfaces on
the crankshaft. When the crankshaft is removed from
the engine, the crankshaft must be supported on a
suitable stand in order to prevent damage to the
crankshaft timing ring.
4. Remove upper main bearing shells from the
cylinder block. Refer to Disassembly and
Assembly, “Crankshaft Main Bearings - Remove
and Install” for the correct procedure.
Note: The upper main bearing shells have a groove
and an oil hole.
170 UENR0624-03
Disassembly and Assembly Section
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