# SDR DALA2015111707003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 16, 2015
- Submitted: November 17, 2015
- Operation: Air carrier
- Aircraft: N913DN
- Make and model: Doug MD-90-30
- Registry model: [Doug MD-90-30](https://openairdocs.org/model/mcdonnell-douglas-md-90-30) (OpenAirDocs)
- Aircraft serial: 53393
- Aircraft time: 51,667 hours, 27,901 cycles
- System (JASC): [3840 · Air Supply (Water Pressure System)](https://openairdocs.org/jasc/3840)
- Part: Pump
- Condition: Odor
- Location: Lavatory
- Stage of operation: IN
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2015111707003

## Discrepancy

AT ARRIVAL TO GATE, REPORT OF STRONG CHEMICAL BURNING ODOR.  MAINTENANCE CONFIRMED ELECTRICAL ODOR IN FORWARD HALF OF CABIN.  R & R RELAYS R2-528 AND R2-529 DUE TO SIGNS OF HEAT DAMAGE.  CONTINUED TROUBLESHOOTING ODOR TO ROWS 20-22 CDE.  FOUND POTABLE WATER AUXILIARY PUMP WITH BURNED ODOR.  R & R AUXILIARY PUMP IAW MM.  OPS CHECKS OK.

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