Disassembly and assembly

5. If necessary, remove the crankshaft timing ring (1).
Refer to Disassembly and Assembly, “Crankshaft
Timing Ring - Remove and Install” for the correct
procedure.
i05282673
Crankshaft - Install
Installation Procedure
Table 70
Required Tools
Tool Part Number
Part Description Qty
A
-
Lifting Sling
2
B
21825617 Dial Indicator 1
-
Magnetic Base and Stand
1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
1. Clean the crankshaft and inspect the crankshaft for
wear and damage. Refer to Specifications,
“Crankshaft” for more information. If necessary,
replace the crankshaft or recondition the
crankshaft.
Illustration 312 g03008302
2. If necessary, install a new crankshaft timing ring
(1). Refer to Disassembly and Assembly,
“Crankshaft Timing Ring - Remove and Install” for
the correct procedure.
3. Ensure that parent bores for 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.
4. Clean the main bearing shells and the thrust
washers. Inspect the main bearing shells and the
thrust washers for wear and 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.
5. Install upper main bearing shells to 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.
6. Lubricate upper main bearing shells with clean
engine oil.
7. Attach Tooling (A) and a suitable lifting device to
crankshaft (2). Lift the crankshaft into the cylinder
block. The weight of the crankshaft is
approximately 35 kg (77 lb).
UENR0624-03 171
Disassembly and Assembly Section
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