Cascade Overflow Valve
| 1 - Cascade Overflow Valve |
- The Cascade Overflow Valve is located on the high pressure fuel injection pump.
| 1 - O-ring |
| 2 - Orifices |
| 3 - O-ring |
| 4 - Filter Screen |
- The Cascade Overflow Valve houses a filter screen for filtering the incoming diesel fuel to the fuel injection pump. If the filter starts to get restricted or one of the orifices gets plugged, it will effect fuel flow volume.