# SDR DALA2023061604929

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2023
- Submitted: June 16, 2023
- Operation: Air carrier
- Aircraft: [N852DN](https://openairdocs.org/aircraft/N852DN), registered now
- Make and model: Boeing 737932ER
- Aircraft serial: 31963
- Aircraft time: 23,630 hours, 9,319 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: UNKNOWN
- Condition: Odor
- 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/DALA2023061604929

## Discrepancy

(LOG 4646508) FUME SMELL ACCELERATING THROUGH 100KTS ON TAKEOFF & INITIAL CLIMB: DISSIPATED AROUND 3000-5000 FT. PERFORMED CFM 56-7 72-1023, FWD OIL SEAL BOROSCOPE, REF LOG PG 2817515, NTF. REPLACED LT & RT ACM'S REF LOG PG 4646517. RAN EACH ENGINE SEPARETLEY AT 95% N2 WITH PACKS ON INDIVIDUALLY, NO ODORS PRESENT.

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