# SDR VTZA97353

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N310UE
- Make and model: Jetair JETSTM4101
- Aircraft serial: 41028
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: O-Ring
- Part number: ASK226
- Condition: Failed
- Location: Lt Wing
- Stage of operation: CR
- Nature of condition: J, M
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VTZA97353

## Discrepancy

IAD/BOS - FLT 6418 - DURING CRUISE AT 1125 HOURS ON 6-27-97, THE FLIGHT CREW EXPERIENCED A LT MAIN DUCT FAIL LIGHT INDICATION.  THE AIRCRAFT RETURNED TO IAD WHERE THE MAINTENANCE DEPARTMENT WAS NOTIFIED OF THE DISCREPANCY AND BEGAN TROUBLESHOOTING THE SYSTEM AND FOUND THE O-RINGS ON THE LT INBOARD LEADING EDGE HAD FAILED.  MAINTENANCE REPLACED THE O-RINGS AND PERFORMED AN OPERATIONAL TEST OF THE SYSTEM IAW THE MAINTENANCE PROCEDURES.  AIRCRAFT WAS THEN RELEASED AND RETURNED TO SERVICE.  (X)

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