JAC HFC7151M1V-U221B Workshop Manual page 7

6. Parts Needed to Be Tightened with Specified Angle
1) Use the angle spanner to finally screw up following engine parts:
- Cylinder head bolt
- Bolt of main bearing cap
- Connecting rod bolt
2) Please follow the specified tightening methods.
3) Make sure that the surfaces of threads and pedestal are clean and coated with engine oil.
II. Precautions on Sealant
1. Removal of Sealant
After dismounting fixing nuts and bolts, use the
scraper to detach the matching faces and remove
old sealant.
Attention:
■ Do not damage the matching faces.
■ Insert the scraper, and then knock its side
to slide it as shown in the figure.
■ For the positions where it is difficult to use
scraper, lightly
dismount them with a plastic hammer.
■ If you have no choice but to use the tools
such as a screwdriver, be careful not to
damage the matching faces.
2. Application Steps of Sealant
1) Remove the attached old sealant from the
application and matching faces of liner with
scraper.
Attention:
■ Thoroughly remove the old sealant from
the groove on surfaces, fixing bolts and
bolt holes where the sealant was applied.
2) Wipe sealant surface and matching surface clean with a special cleaner, remove water drops,
grease and foreign substances.
江淮汽车 部门：客户服务部
knock the parts
Fig.1.1.001
Knock
to
Fig.1.1.002
Scraper
Mechanical Part of
Engine
JAC-T1F017
Slide