List of components and parts of the valve mechanism (VW Caddy 3)

List of valve mechanism components and parts with technological notes on repairs to Figure VC3.036:
1. Rocker arm axle mounting screw: 20 Nm and tighten by 1/4 turn (90°):
- replace with a new one during assembly;
- observe the sequence when loosening and tightening.
2. Rocker arm axle assembly:
- do not swap the rocker arms.
3. Cylinder head fastening screw:
- replace with a new one during assembly;
- observe the sequence of loosening and tightening the cylinder head mounting screws;
- Before installation, install washers in the cylinder head.
4. Cylinder head mounting screw washer:
- install on the cylinder block before installing the bearing caps.
5. Pusher with hydraulic compensator:
- do not swap;
- place with the working surface down;
- Before installation, check the axial run-out of the camshaft;
- lubricate the working surface;
- Before removal, remove the camshaft bearing shells.
6. Crackers for fixing the upper valve spring plate.
7. Valve spring plate.
8. Outer valve spring.
9. Inner valve spring.
10. Oil seal.
11. Valve guide sleeve.
12. Pump-injector.
13. Cylinder head.
14. Camshaft oil seal:
- do not additionally lubricate the working edge of the seal;
- Before installation, clean the contact surface of the camshaft from oil by wiping it with a clean rag;
- When installing, seal the groove on the camshaft nose (for example, with office sticky tape).
15. Valves.
16. Insert:
- do not swap previously used liners (mark when removed);
- the retaining protrusions of the liners installed in the cylinder block and in the bearing caps must lie opposite each other.
17. Camshaft:
- check the axial run-up;
- measure the radial clearance using a plastic gauge Plastigage:
- maximum permissible value: 0.11 mm,
- maximum radial runout: 0.01 mm.
18. Bearing cover:
- during installation, apply sealant to the seating surfaces of the outer support covers (1 and 5).
19. Camshaft bearing cap fastening screws: 8 Nm and tighten further by 1/4 turn (90°):
- replace with a new one during assembly.