SDR DALA2023020801007

Service difficulty report · None · Airbus A300*

Difficulty date: February 7, 2023
Submitted: February 8, 2023
Operation: Air carrier
Aircraft: N121DU
Make and model: Airbus A300*
Aircraft serial: 50040
Aircraft time: 9,172 hours, 4,181 cycles
System (JASC): 7900 · Engine Oil System (Airframe Furnished)
Part: None
Condition: None
Stage of operation: DE
How discovered: O
Nature of condition: O
Precautionary procedure: K

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

What was found

DURING DEPARTURE AND DECENT SMELLED A "DIRTY SOCK" SMELL. ON #1 ENG FOR BOROSCOPE 607080 JB. PERFORMED BOROSCOPE OF #3 BEARING PER B500-A-372-34-00 AND HPC PER BD500-A-372-00-00. FOUND WETTING ON VANE BETWEEN #1 AND #2 HPC BLADES. PICTS SENT TO PROP OPS. QC5108 ENGINE CHANGE REQUIRED PER EFIM SOLUTION #1- 8496. PROP OPS CONCURRED. QC5219 REINSTALLED AP-HPC #2 AND #4 PER AMP 72-00-00 AND REINSTALLED N1 SPEED PROBE PER AMP 77-11-21. (LP# 9989952)