# SDR DALA2023051904027

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2023
- Submitted: May 19, 2023
- Operation: Air carrier
- Aircraft: [N388DA](https://openairdocs.org/aircraft/N388DA), registered now
- Make and model: Boeing 737832
- Aircraft serial: 30375
- Aircraft time: 72,254 hours, 28,892 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Unknown
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023051904027

## Discrepancy

(LOG 9416812) AFTER LDG AND SOON AFTER SWITCHING AIR ON TO PACKS FROM APU WE DETECTED A ELECTRICAL LIKE BURNING SMELL IN C/P. FLT ATT SMELLED IT THROUGHOUT PLANE. FOUND OIL RESIDUE ON RT ACM. C/W OIL CONTAMINATION REMOVAL FROM AIR CONDITIONING AND PNEUMATIC SYSTEMS PER B737 AMM 21-00. NO ODORS IN COCKPIT OR CABIN NOTICED.

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