Campbell Hausfeld CW218100AV Replacement Unloader Valve 90 Degree is a service part designed to replace the unloader valve in Campbell Hausfeld pressure-switch assemblies with a 90-degree elbow connection. This valve is listed as compatible with CW218200AV models in retailer listings and is used with an unloader tube kit to vent pressure when the compressor stops, enabling a smoother restart. It is intended for Campbell Hausfeld air compressors that use the CW218100AV unloader valve configuration and is typically installed as part of routine replacement to maintain proper unloading action and cycle performance.
