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MIL2.1-770-6B Reverse Flow Bulletin
This Service Bulletin provides information on the new inner wire spiral of the MIL2.1 coalescer element.
AFGUARD® EWS Recertification Process
This Service Bulletin provides information on the annual AFGUARD® EWS recertification process.
JIG Bulletin 130
This JIG Bulletin introduces Dirt Defence Filtration (DDF) in conjunction with Electronic Water Sensor (EWS) technology into the JIG Standards.
JIG Bulletin 110
This JIG Bulletin explains the use of Electronic Water Sensors (EWS) as an alternative to chemical water detectors (CWD).
A4A Bulletin 2020.3
A4A Bulletin on the implementation of Dirt Defense Filtration with Electronic Water Sensors as a replacement technology for filter monitors.