# SDR ASAA2018070325263

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 2018
- Submitted: July 3, 2018
- Operation: Air carrier
- Aircraft: N838VA
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 04559
- Aircraft time: 27,869 hours, 8,231 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Module
- Part number: 41310204
- Part serial: 4522
- Condition: Leaking
- Location: Apu
- Part time: 111 hours, 175 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018070325263

## Discrepancy

ALL THREE F/A REPORTED DIRTY SOCKS SMALL AFT PORTION OF AIRPLANE AND TOP OF DESCENT UNTIL LANDING. DUE TO CABIN ODORS IFE SYS CONSIDERED INOP. DUE TO CABIN ODORS POSSIBLE CAUSE ENG NR 2 BLEED SYS CONSIDERED INOP. GROUNDED - YES. PERFORMED T/S TO IDENTIFY CABIN ODORS IAW TSM 05-50-00-810-831-A & TBN 4430-04. POSSIBLE CAUSE NR 2 ENG BLEED SYSTEM. VERIFIED CABIN ODOR OCCURS ON APU BLEED DUE TO LUBE MODULE LEAKING. R&R APU LUBE MODULE PER AMM 49-91-45. OPS/LEAK CK GOOD. CLEANED APU AREA AND PERFORMED PRE-CONDITIONING WITH APU BLEED PER AMM 12-33-21. NO FOUL SMELL NOTED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.