What was found
(AUS) LT ENGINE BLEED AIR SYSTEM CHECK VALVE BROKEN. INVESTIGATION FOUND CENTRE SUPPORT WELDS FAILED CAUSING AIRFLOW BLOCKAGE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(AUS) LT ENGINE BLEED AIR SYSTEM CHECK VALVE BROKEN. INVESTIGATION FOUND CENTRE SUPPORT WELDS FAILED CAUSING AIRFLOW BLOCKAGE.