Control Valve Body: Disassembly
WARNING:
Control valve body springs can be tightly compressed. Use care when removing retainers and plugs.
Thoroughly clean and air dry control valve body. Remove each valve train, noting location of each component. Some valves are under spring pressure, cover bores when removing retainers. Remove retainers with small screwdriver. Position valves, springs and bushings on clean surface in order removed. See Figure & Figure.