Using shop air, pressurize the unloader line to 120 psi and check for leaks in the line. ... Air dryer purge valve and compressor cycling rapidly; ... 7 newton-meters for Bendix compressors.

The Bendix EAC system is a compact, electronically-controlled air treatment system that integrates the air dryer, unloader valve, multi-circuit protection valve and potentially even the park brake ...

A faulty air compressor unloader valve can cause the compressor to stall out, but replacement valves are readily available ...