KENR6932 159
Disassembly and Assembly Section
g01333482
Illustration 320
7. AttachTooling(A)andasuitableliftingdevice
to crankshaft (4). Lift crankshaft (4) out of the
cylinder block. The weight of the crankshaft is
approximately 61 kg (134.5 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.
g0134138
9
Illustration 321
8. Remove upper main bearing shells (5) from the
cylinder block. Keep the upper main bearing shells
with the r
espective main bearing caps.
Note: The upper main bearing shells have a groove
and two o
il holes.
9. If necessary, remove the crankshaft timing ring.
Refer to
Disassembly and Assembly, “Crankshaft
Timing Ring - Remove and Install”.
10. If neces
sary, remove the crankshaft gear. Refer
to Disassembly and Assembly, “Crankshaft Gear
- Remove and Install”.
i02654461
Crankshaft - Install
Installation P
rocedure
Table 77
Required Tools
Tool
Part
Number
Part Description
Qty
A
21825607
Angle Gauge 1
B
21825617
Dial Indicator Group 1
C
-
Lifting Strap 1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
NOTICE
If the crankshaft has been reground or if the crankshaft
has been replaced, the height of the piston above the
cylinder block must be inspected. It is necessary to
remove the cylinder head in order to inspect the height
of the piston above the cylinder block.
1. Clean the crankshaft and inspect the crankshaft
for wear or damage. Refer to Specifications,
“Crankshaft” for more information. If necessary,
replace the crankshaft or recondition the
crankshaft.
2. If necessary, install the crankshaft gear. Refer to
Disassembly and Assembly, “Crankshaft Gear -
Remove and Install”.
3. If necessary, install a new crankshaft timing ring.
Refer to Disassembly and Assembly, “Crankshaft
Timing Ring - Remove and Install”.
4. Ensure that the parent bores for the bearing shells
in the cylinder block are clean. Ensure that the
threads for the main bearing bolts in the cylinder
block are clean and free from damage.
5. Clean the main bearing shells and the thrust
washers. Inspect the main bearing shells and the
thrust washers for wear or damage. If necessary,
replace the main bearing shells and the thrust
washers.
Note: If the main bearing shells are replaced, check
whether oversize main bearing shells were previously
installed. If the thrust washers are replaced, check
whether oversize thrust washers were previously
installed.
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