# SDR 2007UALA00656

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 2007
- Submitted: March 27, 2007
- Operation: Air carrier
- Aircraft: N175UA
- Make and model: Boeing 747422
- Aircraft serial: 24382
- Aircraft time: 65,083 hours, 7,422 cycles
- Engine: Pwa PW4056
- System (JASC): [2997 · Hydraulic Power System Wiring](https://openairdocs.org/jasc/2997)
- Part: Connector
- Part number: BACC63BN105SN
- Condition: Faulty
- Location: Hydraulic Sys
- Stage of operation: CR
- How discovered: O
- Nature of condition: G, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007UALA00656

## Discrepancy

RTFL UNDER AMBER ALERT DUE TO HYDRAULIC OVERHEAT MESSAGE.  REPLACED TEMPERATURE TRANSMITTER FOR ENG NR 1 HYD SYSTEM PER A MM 29-32-02.  NO LEAKS.  AFTER REPLACEMENT INDICATION IS BLANK.  SUSPECT CONNECTOR.  REPLACED CONNECTOR.  SYSTEM TEST OK.  SUSPECT VIBRATION CAUSE INTERNAL CONNECTOR WEAR.

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