# SDR UPS07450630

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2007
- Submitted: September 12, 2007
- Operation: Air carrier
- Aircraft: [N676UP](https://openairdocs.org/aircraft/N676UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20101
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Accumulator
- Condition: Leaking
- Location: Brake System
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS07450630

## Discrepancy

INSPECTION TYPE:N/A PILOT REPORT - BRAKES SLOW TO RESPOND, FOUND BRAKE ACCUMULATOR LOW DURING ATTEMPTED SERVICE.  FOUND LARGE AMOUNT OF HYD FLUID ON NITROGEN SIDE OF ACCUMULATOR.  REMOVED AND REPLACED BRAKE ACCUMULATOR PER MM 32-41-09.  SERVICED, OPS CHECK GOOD.

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