SDR UIEA2019103005819

Service difficulty report · Unknown · Boeing 767306

Difficulty date: October 30, 2019
Submitted: November 5, 2019
Operation: Air carrier
Aircraft: N1427A
Make and model: Boeing 767306
Aircraft serial: 28098
Aircraft time: 80,069 hours, 17,167 cycles
System (JASC): 4950 · APU Bleed Air System
Part: Unknown
Condition: Malfunctioned
Location: Apu
Stage of operation: TX
How discovered: O
Nature of condition: O
Precautionary procedure: H

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

APU INOP; LOW DUCT PRESSURE.(<P>TRANSFERRED TO MDDR 119894 IAW MEL 49-11-01A, CAT 'C', DUE DATE 09-NOV-19.</P><P>LP 1075747 - M9: PERFORMED APU BITE TEST IAW AMM 49-61-05. NO FAULTS DISPLAYED ON ANY OF THE LEGS. PERFORMED AIR SUPPLY BITE IAW 36-23-01, NO FAULTS DISPLAYED. PERFORMED DRY RUN ON BOTH R & L ENGINES ENSURING DUCT PRESSURE IS WITHIN REQUIRED LIMITS. THIS CLEARS DMI #119894. PLACARD REMOVED FROM FLT DECK AND MCC NOTIFIED.</P>)