# SDR UPS00433651

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2000
- Submitted: August 28, 2000
- Operation: Air carrier
- Aircraft: N523UP
- Make and model: Boeing 747283B
- Aircraft serial: 22381
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Module
- Part number: 363706
- Part serial: 0179
- Condition: Inoperative
- Location: Nr 3 Hyd System
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS00433651

## Discrepancy

INSPECTION TYPE:N/A, NR 3 HYD SYSTEM FLUID LOSS AT ALTITUDE.  COMPLIED WITH UPS PROCEDURE.  REMOVED AND REPLACED MODULAR ASSY IAW MM 29-11-23.  PRESSURIZED AND LEAK CK IAW MM 29-11-23 AND 29-11-00.

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