Cylinder Head Assembly: Testing and Inspection

Checking Cylinder Head For Leaks Cylinder Head Removed

Special Tools Required:
11 1 402 Cylinder Head Leakage Testing Tool Component
11 1 404 Cylinder Head Leakage Testing Tool Component
11 1 431 Cylinder Head Leakage Testing Tool Component
11 1 433 Cylinder Head Leakage Testing Tool Component





Seal off coolant openings with following special tools.
Special tool 11 1 431
Special tool 11 1 433
Special tool 11 1 402
Special tool 11 1 404





Connect compressed air supply to special tool 11 1 404.
Immerse cylinder head in a water bath.
Test pressure: 4.5 bar.
Check cylinder head for escaping air (cracks).

Note: If necessary, soften the bath water with a cleaning agent.