JAC J2 User Manual

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Maintenance Manual for J2 Sedan
Mechanical Part of Engine
76
Loosen the bolts of crankshaft bearing cap in the
following sequence.
■
Tightening
torque:
35±2
N·m
＋
60°
～
64°
Be aware of the number and forward mark of
bearing cap.
During the dismantlement, it is allowable to jiggle
the crankshaft bearing cap forwards and
backwards by the bolts of crankshaft bearing cap.
See Fig.1.1.055.
⑭

Dismount the crankshaft.
2)
Check
after
Disassembl
y
①

Axial
clearance
of
Crankshaft
Detection methods are as shown in the figure
Standard value: 0.09-0.27mm
If measurement is not within the standard range, replace the thrust washer and repeat measurement. If it
is still over limit, replace the crankshaft.
②

Big
End
Clearance
of
Connecting
Rod
Measure the gap between the connecting rod and
the crankshaft by using feeler gauge.
Standard value: 0.10-0.3mm
Limit: 0.4mm
If the limit is exceeded, replace the connecting rod
and measure again. Replace the crankshaft if
measurement is still out of the limit.
Fig.1.1.058
Fig.1.1.057
Fig.1.1.059
Fig.1.1.060

JAC J2 Specifications

General

Brand	JAC
Model	J2
Category	Automobile
Language	English