Relieving Accumulator/Line Pressure
Remove service cap from maintenance bleed screw on modulator unit. Attach wrench to maintenance bleed screw. Place one end of a rubber tube over maintenance bleed screw. Place other end of tube in a suitable container to collect fluid. See Fig 1. While holding tube, slowly open bleed screw 1/8 to 1/4 turn to relieve pressure. Tighten bleed screw to specification. See TORQUE SPECIFICATIONS .