1Bendix® R-7™ Modulating ValveSD-03-4504MOUNTING SURFACEDELIVERY PORT (2)SINGLE CHECK VALVEINLET EXHAUST VALVECONTROL PISTONCONTROL PORTEXHAUSTINLET V
2GENERAL SAFETY GUIDELINESWARNING! PLEASE READ AND FOLLOW THESE INSTRUCTIONSTO AVOID PERSONAL INJURY OR DEATH:When working on or around a vehicle, the
3BendixOPERATION - CHARGING SPRING BRAKE ACTUATORS (FIGURE 3)Air pressure used to control the spring brake actuators enters the Bendix® R‑7™ modulatin
4OPERATION - NORMAL SERVICE APPLICATION (FIGURE 4)When a service application is made by actuating the dual brake valve, air from the primary circuit i
5OPERATION - PARKING (FIGURE 7)When the handle of the parking control valve is placed in the “park” (exhaust) position, the modulating valve’s supply
6LEAKAGE TESTPlace the park control valve in the “release” position; using a soap solution, coat the exhaust and vent hole (in the proximity of the ad
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