What was found
ASH 7247 IAD - RT BLEED AIR DUCT MASTER WARNING MESSAGE. CREW REPORTED NO LOSS OF PRESSURE AND DEPRESSURIZED THE AIRCRAFT AND RETURNED TO FIELD. AC IS CURRENTLY OUT OF SERVICE. MX R&R SENSING ELEMENT.(LOOP)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ASH 7247 IAD - RT BLEED AIR DUCT MASTER WARNING MESSAGE. CREW REPORTED NO LOSS OF PRESSURE AND DEPRESSURIZED THE AIRCRAFT AND RETURNED TO FIELD. AC IS CURRENTLY OUT OF SERVICE. MX R&R SENSING ELEMENT.(LOOP)