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