# SDR DHL2001727568

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2001
- Submitted: September 15, 2001
- Operation: Air carrier
- Aircraft: [N727DH](https://openairdocs.org/aircraft/N727DH), registered now
- Make and model: Boeing 727-200
- Registry model: [Boeing 727-200](https://openairdocs.org/model/boeing-727-200) (OpenAirDocs)
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Duct
- Part number: 656329529
- Condition: Cracked
- Location: Bleed Air
- 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/DHL2001727568

## Discrepancy

ON C-CHECK, FOUND A CRACK AND GOUGES ON DUCT FROM BLEED AIR TO FLOW MULTIPLIER.  REMOVED RT DUCT BLEED AIR TO FLOW MULTIPLIER TO SEND OUT TO WELDING B-727 IAW MM 21-55-11.  INSTALLED RT DUCT BLEED AIR FLOW MULTIPLIER B-727 IAW MM 21-55-11.  LEAK CHECK GOOD RT DUCT BLEED AIR TO FLOW MULTIPLIER B-727 IAW MM 21-55-11.

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