# SDR CALA2026043015900

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 28, 2026
- Submitted: April 30, 2026
- Operation: Air carrier
- Aircraft: [N76010](https://openairdocs.org/aircraft/N76010), registered now
- Make and model: Boeing 777224
- Aircraft serial: 29480
- Aircraft time: 125,700 hours, 13,020 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hydraulic Line
- Condition: Leaking
- Location: Zone 100
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026043015900

## Discrepancy

HYD QTY LOW L EICAS ADVISORY LEFT HYDRAULIC SYSTEM RESERVOIR QUANTITY LOW. QTY & LT .40 DB HYDRAULIC INTERFACE MODULE (HYDIM)(L) OPEN #1 ENG, FOUND HYD SUPPLY LINE LEAKING FROM ABOVE PUMP. FURTHER INSP FOUND SUPPLY LINE RUBBING AGAINST BRACKET WEARING A HOLE THRU BRAID. REMOVED HYD SUPPLY LINE, HARDWARE LEFT IN THE AREA INSTALLED HYDRAULIC LINE AND CLAMPS NEED TO TORQUE  AND LEAK CHECK REF. MM29-11-05 TORQUED #1 ENG HYD SUPPLY LINE REF 29-11-05. ACP OPS AND LEAK CHECK NO DEFECTS NOTED. SERVICED HYD TO FULL RESTORED A/C FOR SERVICE.

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