# SDR DALA2021123008173

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2021
- Submitted: December 30, 2021
- Operation: Air carrier
- Aircraft: [N877DN](https://openairdocs.org/aircraft/N877DN), registered now
- Make and model: Boeing 737932ER
- Aircraft serial: 31988
- Aircraft time: 13,351 hours, 4,861 cycles
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Heater
- Condition: Odor
- Location: Mid Cabin
- 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/DALA2021123008173

## Discrepancy

(LOG 81833320) BOTH AFT F/A SMELLED A BURNT RUBBER SCENT BY DOOR 2R ON DESCENT FOR 20 SECONDS. NO SMOKE PRESENT. R&R 2R AFT HEATER IAW THE B737 MM 21-45-01. OPS CHECKS OK.

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