# SDR DHL9974223C

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N742DH
- Make and model: Boeing 727225
- Aircraft serial: 21290
- System (JASC): [7110 · Engine Cowling System](https://openairdocs.org/jasc/7110)
- Part: Cowl
- Condition: Misrepaired
- Location: Nr 1 Engine
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL9974223C

## Discrepancy

AT C-CHECK, NR 1 ENGINE NOSE COWL HAS IMPROPER REPAIR TO SKIN EDGE AT FRAME APPROX NAC STA99.  REMOVED OLD REPAIR.  INSTALLED DOUBLER PER SRM 51-40-2, 4 BY 7.5, N/R 6680.

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