Overlap Regulating Valve

Fig 1: Overlap Regulating Valve

Courtesy of DAIMLERCHRYSLER CORP.

1 - OVERLAP REGULATING VALVE

2 - ANNULAR SURFACE ON OVERLAP REGULATING VALVE

Each shift group is assigned one overlap regulating valve (1). See Fig 1. The 1-2 / 4-5 overlap regulating valve is installed in the shift valve housing; the 2-3 and 3-4 overlap regulating valves are installed in the valve housing. The overlap regulating valve regulates the pressure reduction during a shift phase.