Weichai America Corp.
59
1
Gasket
4
Bolt
2
Exhaust manifold
5
Gasket
3
Nut
6
Stud
5.3.2
Steps to disassemble exhaust manifold
1)
Remove nuts to take exhaust tail pipe and gaskets down.
2)
Remove bolts to take exhaust manifold and gasket down.
5.3.3
Steps to assemble exhaust manifold
Reverse disassembly procedure to assemble exhaust manifold.
Note: the recommended tightening torque of exhaust manifold bolt is 65N·m
～
80N·m and do not
reuse this bolt more than twice.
5.3.4
Inspection and maintenance of exhaust manifold
1)
Check for cracks in the exhaust manifold and deformations in the exhaust elbow flange. Replace
the exhaust manifold and exhaust elbow if necessary.
2)
Check the exhaust elbow flange for any air leakage. Replace the exhaust elbow gasket if
necessary.
3)
Check exhaust elbow gasket for any deformation, tearing, or deficiencies. Replace it if necessary.
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