# SDR DALA2021101506363

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 11, 2021
- Submitted: October 15, 2021
- Operation: Air carrier
- Aircraft: [N830DN](https://openairdocs.org/aircraft/N830DN), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 31940
- Aircraft time: 19,952 hours, 7,596 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: None
- Condition: None
- 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/DALA2021101506363

## Discrepancy

(LOG 1979911) REF AMDS WC 2332-01125-42, STEPS 61 THRU 67. DOUBLERS PART NUMBERS 20D52N001-003 AND 20D52N001-005 INSTALLED ON THE EXTERNAL SIDE OF FUSELAGE SKIN P/N 146A3101. INSTALLED -003 AND -005 DOUBLERS PER DELTA FLIGHT PRODUCTS DWG# 20D52N001 REV C. TP2398849. INSPECTED INSTALLATION OF DEMOD DOUBLERS. SECURITY AND INSTALLATION CHECKS GOOD.

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