FAA Proposes New Airworthiness Directive for Bombardier Regional Jets to Prevent Short Circuit Failures

Summary

The Federal Aviation Administration (FAA) is proposing a new airworthiness directive (AD) for Bombardier Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes to address incidents of short circuit failures of alternating current (AC) service and utility bus contactors, which could lead to arcing, smoke, or fire.