What was found
BLEED AIR LINES AFT OF ENGINE FIRE SHIELD ARE ALUMINUM. NUMEROUS CASES OF LINES FAILING DUE TO FATIGUE. ONE LINE FAILED, INSIDE OF PRESSURE VESSEL, RESULTING IN CABIN TEMP TO EXCEED 120 DEGREES FAHRENHEIT. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
BLEED AIR LINES AFT OF ENGINE FIRE SHIELD ARE ALUMINUM. NUMEROUS CASES OF LINES FAILING DUE TO FATIGUE. ONE LINE FAILED, INSIDE OF PRESSURE VESSEL, RESULTING IN CABIN TEMP TO EXCEED 120 DEGREES FAHRENHEIT. (X)