# SDR FDEA201106052128

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 2011
- Submitted: June 6, 2011
- Operation: Air carrier
- Aircraft: N373FE
- Make and model: Doug MD-10-10F
- Registry model: [Doug MD-10-10F](https://openairdocs.org/model/mcdonnell-douglas-md-10-10f) (OpenAirDocs)
- Aircraft serial: 46611
- Aircraft time: 86,361 hours, 35,990 cycles
- System (JASC): [2830 · Fuel Dump System](https://openairdocs.org/jasc/2830)
- Part: Relay
- Condition: Malfunctioned
- Location: Fuel Dump
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201106052128

## Discrepancy

ATTEMPTED TO DUMP FUEL FOR RTB MEM AT APPROX 35K AT START OF DUMP, COULD NOT GET NORMAL DUMP TO OCCUR, EVEN AFTER SELECTING DUMP A SECOND TIME. GOT FUEL  DUMP VALVE LT & RT DISAGREE ALERTS.  TRANSFER PUMPS NEVER CAME ON. AFTER SEVERAL ATTEMPTS , NR 2 TRANSFER PUMP CAME ON BUT DUMP VALVES NEVER OPENED AND NO DECREASE IN FUEL QUANTITY OCCURRED.  BURNED DOWN TO 15K FOR LANDING.   R &R LT DUMP VALVE CONTROL RELAY R2-5871 AND RT DUMP VALVE CONTROL RELAY R2-5886. PERFORMED DUMP VALVES OPS TEST IAW AMM 28-30-02-2.  OPS TEST GOOD.  VERIFIED DUMP VALVE POSITIONS AND DUMP VALVE RELAY POSITIONS GOOD THRU CFDS FSC SENSOR READOUT.  ALL CHECKS GOOD.  FINAL CLOSED.

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