Valve Clearance: Adjustments

Operation number: 21433-3

Valve clearance






Removal

Remove camshafts Refer to: Camshafts, B6304T4 Service and Repair




999 7257 Wrench 999 7257 Wrench

Check









Caution! Only use moderate force.




Torque: M7, 17 Nm




Measure and note the valve clearance values.
See information about specifications Refer to: Engine, B6304T4 [1][2]Pressure, Vacuum and Temperature Specifications
Use: Feeler gauge.

Calculate the required thickness of the valve tappet with the following formula:
Measurement of existing valve clearance (actual value) =
Required thickness of valve tappet =
Compare the measured valve clearance(s) with the specifications.
Repeat the procedure as necessary until all valve clearances are within the specified tolerance.




999 7261 Position sensor 999 7261 Position Sensor

Repeat the measurement for all cylinders.

Installation

Install camshafts Refer to: Camshafts, B6304T4 Service and Repair