# SDR C2XA99CL125

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N15941
- Make and model: Emb EMB-145
- Registry model: [EMB EMB-145](https://openairdocs.org/model/embraer-emb-145) (OpenAirDocs)
- Aircraft serial: 145035
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Seal
- Part number: S2U2226
- Condition: Failed
- Location: Cargo Bay
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA99CL125

## Discrepancy

YUL - FLT 4005 - THE CREW REPORTED THAT DURING CLIMB THROUGH ICING CONDITIONS THE F/A HEARD A 'LOUD BANG' NE THE LAV AREA, THE APU WAS ALREADY SHUTDOWN AND BLEED LEAK 1-2 WAS NOTED.  BLEED LEAK 1 CLEARED AFTER ABOUT 1 MIN BLEED LEAK 2 REMAINED.  ENGINE NR 2 WAS SHUTDOWN PER THE QRH.  THE AIRCRAFT LANDED BACK TO YUL UNDER WEIGHT AND WITHOUT FURTHER INCIDENT.  MAINTENANCE REMOVED AND REPLACED THE O-RING ON GAMAH JOINT ON THE NR 2 BLEED DUCT BY THE RADIO ALTIMETER IN THE LOW AFT WING FAIRING IAW EMB145MM 36-11-09, LEAKS AND OPS CHECKS WERE GOOD.  THE AIRCRAFT WAS RELEASED TO SERVICE.  (M)

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