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gauge. If the inlet and outlet pressures do not agree LEFT REAR WHEEL SLIDES FIRST To test the proportioning valve when the left rear wheel slides first, leave the front brakes connected to (1) Install one gauge and (TEE) of set C-4007-A between brake line from the master cylinder primary (2) Install the second gauge of set C-4007-A to the left rear brake outlet port (Fig. 5). An adapter tube, (3) Have a helper exert pressure on the brake pedal. Hold pressure steady to get a reading on the TESTING ABS PROPORTIONING VALVES All ABS components use an ISO type tubing flare. Use the correct adapters with ISO type tubing flares (1) Install one gauge and (TEE) between the hy- draulic assembly and the male end (Inlet) of the (2) Install the second gauge at the female end (Outlet) of the valve (Fig. 6). (3) Have a helper exert pressure on the brake pedal (holding pressure) to get a reading on the valve (4) Check the reading on the outlet gauge. If the inlet and outlet pressures do not agree with the fol- Fig. 4 Tube Connection for Right Rear Skidding Fig. 5 Tube Connection for Left Rear Skidding Fig. 6 Tube Connections for ABS Ä BRAKES 5 - 29 |