B250 3/4 Ton Van V8-318 5.2L (1985)
Air Diverter Valve: Service and Repair
Switch/Relief Valve, Replace
1.
Remove air and vacuum hoses from the switch/relief valve.
2.
Remove valve attaching screw, then the valve.
3.
Remove gasket material from valve and mounting surface.
4.
Reverse procedure to install, using a new gasket. Torque attaching screws to 125 inch lbs.