Checking cylinder head for watertightness (B48 and B46 engine) (Cooper S and John Cooper Works)
Special tools required:
- 2 361 215
Preliminary work needed:
- Remove CYLINDER HEAD .
- ALL HYDRAULIC VALVE CLEARANCE COMPENSATING ELEMENTS .
- Remove ECCENTRIC SHAFT .
Unscrew nuts (1).
Tightening torque 11 62 1AZ .
Remove trim strip (2).
2 361 215 Position and fasten cylinder head (1) on special tool.
NOTE:
Assemble special tool in a way that all water ducts on the cylinder head are sealed.
Disassemble connecting bracket (1).
Attach special tool 2 361 215 to cylinder head and secure.
NOTE:
Compressed air at special tool maximum 3 bar.
Heat cylinder head to 60°.
Visual inspection in a water bath.
Heat cylinder head to 60°.
Visual inspection in a water bath.
Required follow-up work:
- Remove all special tools
- Install all HYDRAULIC VALVE CLEARANCE COMPENSATING ELEMENTS .
- Install ECCENTRIC SHAFT .
- Install the CYLINDER HEAD .
- Assemble engine