Air Dryer: Haldex Isolation Valve
Used in conjunction with a turbocharged air compressor the isolation valve gives added fuel economy and greater engine efficiency.
N15842F OEM / N15842G OEM / KN23500 SERVICE Installation Guide
Features
- Port A - To Air Dryer Inlet Port
- Port B - To Pipe Plug
- Port C - To Compressor Discharge
- Port D To Governor Unloader, Height 3/18“
- Volvo 8075792, 70049-0006
Read this thread for important information of what the valve does, and if your air dryer / compressor combination requires one or not. Haldex air dryer isolation valve