CRANKSHAFT INSPECTION [WLT-1, WLT-2, WL-3]

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1.  Measure the crankshaft runout.

•  If it exceeds the maximum specification, replace the crankshaft.
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Maximum crankshaft runout
0.05 mm {0.0020 in}

2.  Measure the main journal or crank pin diameter in the X and Y directions at the two points (A and B) as shown in the figure.

•  If it is not within the specification or if it exceeds the maximum off-round, grind the main journal or crank pin with an undersized bearing.
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Main journal diameter
Standard
No.1, 2, 4, 5: 66.937—66.955 mm {2.6354—2.6360 in}
No.3: 66.920—66.938 mm {2.6347—2.6353 in}
0.25 {0.01} undersize
No.1, 2, 4, 5: 66.687—66.705 mm {2.6255—2.6261 in}
No.3: 66.670—66.688 mm {2.6248—2.6255 in}
0.50 {0.02} undersize
No.1, 2, 4, 5: 66.437—66.455 mm {2.6157—2.6163 in}
No.3: 66.420—66.438 mm {2.6150—2.6156 in}
0.75 {0.03} undersize
No.1, 2, 4, 5: 66.187—66.205 mm {2.6058—2.6064 in}
No.3: 66.170—66.188 mm {2.6052—2.6058 in}
Main journal wear limit
0.05 mm {0.0020 in}
Main journal out‐of‐round
0.03 mm {0.0012 in}
Crank pin diameter
Standard: 54.940—54.955 mm {2.1630—2.1635 in}
0.25 {0.01} undersize: 54.690—54.705 mm {2.1532—2.1537 in}
0.50 {0.02} undersize: 54.440—54.455 mm {2.1434—2.1438 in}
0.75 {0.03} undersize: 54.190—54.205 mm {2.1335—2.134 in}
Crank pin wear limit
0.05 mm {0.0020 in}
Crank pin out‐of‐round
0.03 mm {0.0012 in}