We press out the fingers of the ball joints of the rods from the bipod of the steering mechanism. Disconnect the steering shaft from the gearbox (see Removal and installation of a steering shaft).
Two keys «at 17» unscrew the three nuts securing the steering mechanism on the left side member of the body...
... and take it down along with the mounting bolts and shims.
When installing the steering mechanism, we put the adjusting washers in their original place. Before finally tightening the crankcase mounting bolts, we vigorously turn the steering wheel several times in both directions to self-align the crankcase.