Diagrams/Instructions for brake systems
Here is the diagram/instruction sheet in PDF for Pv-2 & Pv-4 prop. valves PV2-PV4-diagram-guide
Here is the diagram/instruction sheet in PDF for PVC-B adjustable prop. valves PVC-B_PVCB-diagram-guide
![](https://e78adc.a2cdn1.secureserver.net/wp-content/uploads/2018/06/20180417_153839-1-300x245.jpg)
PVC-B Adjustable proportioning valve
![](https://e78adc.a2cdn1.secureserver.net/wp-content/uploads/2013/08/DSCF0028-300x225.jpg)
Basic proportioning valve