Brake Proportioning/Combination Valve: Service and Repair

REMOVAL
NOTE: The brake pressure control valve is serviced only as an assembly.

- Disconnect brake tubes from brake pressure control valve.
- Remove screw that retains brake pressure control valve to front side member. Remove assembly from vehicle.

INSTALLATION
- Position brake pressure control valve on front side member. Install and tighten screw retaining brake pressure control valve to frame mounting.
- Connect brake tubes to brake pressure. control valve. Tighten tube nut to 16-20 Nm (12-14 ft.lbs).
- Bleed brake system. Service and Repair .