# SDR MALA000706

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 2000
- Submitted: December 8, 2000
- Operation: Air carrier
- Aircraft: N421XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 421
- System (JASC): [5260 · Entrance Stairs](https://openairdocs.org/jasc/5260)
- Part: Channel
- Condition: Corroded
- Location: Airstair
- 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/MALA000706

## Discrepancy

FOUND DURING C-CHECK AIRSTAIR SLIDE CHANNEL CORRODED IN SEVERAL AREAS.  REFER TO CELSIUS W/O 18910, TASK CARD 2580, AND SAAB STATEMENT 340SDS000299.  MAINTENANCE BLENDED CORROSION ON AIRSTAIR SLIDE CHANNEL IAW SRM 51-70-40.  REMAINING MATERIAL IS OUT OF LIMITS REF: SRM 51-10-10. MATERIAL REMOVED ISACCPETABLE IAW SAAB DOCUMENT 340SDS000299 APPLIED SURFACE PRO. IAW  51-20-42/43.

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