2. Connect the other two outlets of the 3-way union (1) to the feed openings «c» and «d» of the brake control. Connect the control outlet opening to the bench reservoir by means of tube (2), transparent. Connect the front brake feed opening «b» to pressure gauge (M2) and the rear brake feed opening «a» to pressure gauge (M3). 3. Tighten the bleed screw on the bench and bring the pressure to 100 bars (1450 psi. ) On pressure gauge (M1)