# SDR CA020514001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2002
- Submitted: May 31, 2002
- Operation: Air carrier
- Make and model: Airbus A310
- Registry model: [Airbus A310](https://openairdocs.org/model/airbus-a310) (OpenAirDocs)
- Aircraft time: 35,988 hours
- Engine: Ge CF680C2*
- System (JASC): [4930 · APU Engine Fuel and Control](https://openairdocs.org/jasc/4930)
- Part: Tube
- Part number: A2827042100600
- Condition: Cracked
- Location: Apu Fuel
- 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/CA020514001

## Discrepancy

(CAN) PRESENCE OF FUEL WAS DETECTED IN APU FUEL FEED LINE SHROUD, BENEATH CABIN FLOOR BETWEEN FRAMES 46 & 79. AFTER REMOVING A SECTION OF SHROUD FROM DRAIN TO FRAME 46 & GOING AFT, FUEL SHROUD AFT OF FRAME 79 STOPPED SHOWING PRESENCE OF FUEL. APU FUEL FEED TUBE SECTION FROM FRAME 79 TO FRAME 84 WAS REMVD & PRESSURE LEAK CHECKED. A MICROSCOPIC LEAK SOURCE WAS CONFIRMED FROM FUEL FEED TUBE SUPPORT FLANGE WELD. WELD CRACK IS TOO SMALL TO BE SEEN VISUALLY. FUEL FEED TUBE WAS REPLACED PER AMM 49-31-21P.401. DAMAGED FUEL FEED TUBE FLANGE IS LOCATED ON SUPPORT BRACKET UNDER FLOOR, IN SERVICE COMPT AFT OF BULK CARGO, 40 IN FWD OF PRESSURE BULKHEAD.

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