User Manual
CRANKCASE EM -59
3) Install the main bearing cap and fasten the bolt.
Tightening torque: 49.0 Nm+90
(5.0kgf.m+90 ,36.4Ib-ft+90)
SUDEM7170L
4) Remove the main bearing cap and measure oil
gap at each journal.
Oil gap of journal #1, 2, 4 and 5
Reference: 0.036~0.098mm, Limit: 0.15mm
Oil gap of journal #3
Reference: 0.056~0.118mm, Limit: 0.15mm
SUDEM7171L
5) If the oil gap of the main bearing is excessively
large, replace the main bearing.
3. Measure roundness and cylindricity of crankshaft
journal and pin. If the measurement exceeds the
limit, repair it with under size.
Roundness of crankshaft
Reference : less than 0.01mm , Limit : 0.03mm
Cylindricity of crankshaft
Reference : less than 0.006mm , Limit : 0.03mm
SUDEM7172L
4. Check to see if the crankshaft is bent.
Install the dial gauge of crankshaft center journal, and
check the bending of the crankshaft.
Bending of the crankshaft
Standard : Below 0.02mm
Limit : 0.05mm
NOTE
Actual bending is a half of the measurement.
SUDEM7173L