78620 - 3330D20 one-way valve for brake servo - r+r

Removing ( Refitting )     See in Op. 7040D50 ENGINE COMPARTMENT UPPER SOUND INSULATION SHIELD - R.R. 1. Remove the one-way valve from the brake servo which is a press-fit.2. Disconnect the vacuum pipe from the one-way valve.
Refitting ( Removing ) - Fit the one-way valve on the vacuum pipe.- Fasten the one-way valve to the brake servo.     See in Op. 7040D50 ENGINE COMPARTMENT UPPER SOUND INSULATION SHIELD - R.R.