TRANSMISSION Ch 2 page 212 By means of a suitable pressure piece press the ball bearing 229x270x24 (1) into the ring gear until contact and axially fix it with the snap ring SB 270 (2). Figure 678 Mount O-rings (1 and 2) onto the piston and grease them. 1 = O-ring 214x3 2 = O-ring 290x3 Figure 679 Insert the preassembled piston into the cover and by means of the assembly fixture press it in until contact under a press. (S) Assembly fixture 850317-00071 Figure 680 Put the cup spring (1) and the guide ring (2) into the piston and align them. Installation position of cup spring and piston – see Figure 681! Figure 681 SHOP MANUAL