# SDR REXA2022081700654

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2023
- Submitted: August 18, 2023
- Operation: Air carrier
- Aircraft: [N186PQ](https://openairdocs.org/aircraft/N186PQ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15186
- Aircraft time: 33,811 hours, 24,661 cycles
- System (JASC): [5260 · Entrance Stairs](https://openairdocs.org/jasc/5260)
- Part: Stiffener
- Part number: 601R3177457
- Condition: Cracked
- Location: Unknown
- 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/REXA2022081700654

## Discrepancy

PAX DOOR AFT STAIR WEB, MOTOR MOUNT STIFFENER AT APPROX. DD4 IS CRACKED. REMOVED DAMAGED MOTOR MOUNT STIFFENER, LOCATED, DRILLED AND INSTALLED NEW SERVICEABLE STIFFENER PN 601R317745-7 IAW CRJ 900 SRM 51-40-11-001-001-A)1 AND 51-42-06-001-001-A01

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