# SDR ASAA2019090330799

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2019
- Submitted: September 25, 2019
- Operation: Air carrier
- Aircraft: [N523AS](https://openairdocs.org/aircraft/N523AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35194
- Aircraft time: 37,415 hours, 13,172 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Pan
- Part number: 147A722130
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019090330799

## Discrepancy

WATER SERVICE DOOR #146AR INNER PAN (2EA) AREA CORRODED. GROUNDED - YES. REMOVED AND REPLACED INNER PAN PN 147A7221-30 REF BAC DWG 147A7221 REV "D" AND SRM 51-40-02, WATER TANK DRAIN VALVE OPS CHECK GOOD REF AMM 38-11-08, WATER TANK FILL/OVERFLOW VALVE OPS CHECK GOOD REF AMM 38-11-03, PAINTED AREA REF AMM 51-21-99.

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