Removing
1. We prepare the car for work (see «Preparing the car for maintenance and repair»).
2. We turn off two nuts of fastening of the main brake cylinder to the case of the vacuum booster (see above, «Master brake cylinder - removal and installation»).
3. Carefully, without bending the tube strongly, move the cylinder forward and remove it from the vacuum booster studs.
4. Remove the check valve fitting from the opening of the vacuum booster.
5. Under the instrument panel, remove the spring clip from the pin of the vacuum booster rod and remove the pin.
6. Using a 13 mm socket wrench, unscrew the two nuts securing the vacuum booster bracket to the car body.
7. Remove the amplifier.
Installation
1. Install the amplifier in reverse order.
2. Install the main brake cylinder in place.
3. Check the operation of the vacuum booster (see «Vacuum brake booster - check»).
4. We check the performance of the hydraulic brake drive, if necessary, pump the system (see «Hydraulic brake drive - pumping»).