# SDR UIEA2021081401803

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2021
- Submitted: August 17, 2021
- Operation: Air carrier
- Aircraft: [N489MC](https://openairdocs.org/aircraft/N489MC), registered now
- Make and model: Boeing 747412F
- Aircraft serial: 26553
- System (JASC): [2997 · Hydraulic Power System Wiring](https://openairdocs.org/jasc/2997)
- Part: Connector
- Part number: D43699P
- Condition: Contaminated
- Location: Hyd System
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2021081401803

## Discrepancy

IN FLIGHT HYD OVHT #3.  IN FLIGHT HYD LOW QTY DOWN TO .12(<P>REMOVED AND REPLACED CANNON PLUG DUE TO MOISTURE AND CONTAMINATION IAW SWPM 20-61-02. REMOVED AND REPLACED #3 HY/DIM CARD (PN <SPAN>D43699J, NSN</SPAN><SPAN>) IAW AMM 29-11-42/401. OPERATIONAL CHECKED OK. NO EXISTING FAULT FOUND.</SPAN></P>)

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