# SDR DHL2004743006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2004
- Submitted: September 2, 2004
- Operation: Air carrier
- Aircraft: N743DH
- Make and model: Boeing 727225
- Aircraft serial: 22438
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Seal
- Part number: 24366100
- Condition: Failed
- Location: Bleed Air
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B, E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL2004743006

## Discrepancy

LOWER AFT BODY OVERHEAT LIGHT ILLUM INFLIGHT.  ABNORMAL PROCEDURE COMPLETED, DECLARED AN EMERGENCY AND DIVERTED TO MEM.  REMOVED AND REPLACED SEALS P/N 24366-100 ON PURGE VALVE AIR SUPPLY TUBE AFT OF         PRECOOLER VALVE ON RIGHT SIDE.  RESECURED SLIPPED PNEUMATIC BOOT ON   BLEED DUCT BELOW PRECOOLER VALVE.  RAN NR 3 ENG IAW JRH 5.2.  OPS CHECK.

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