# SDR CALA2024083000520

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2024
- Submitted: August 30, 2024
- Operation: Air carrier
- Aircraft: [N47330](https://openairdocs.org/aircraft/N47330), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 67588
- Aircraft time: 2,598 hours, 870 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Condition: Low Pressure
- Location: Hyd System
- 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/CALA2024083000520

## Discrepancy

ENG 2 HYD LOW PRESS LT WAS FIRST INDICATION OF LOSSZOF ALL QTY I N SYS B. CREW REPORTED THAT FIRST INDICATION WAS ENGINE 2 HYDRAULIC ENGINE DRIVEN PUMP LOW PRESSURE LIGHT ON. CREW RAN QRH SHUT DOWN NUMBER 2 EDP THEN RAN ALTERNATE PROCEDURES. WHEN CREW COMPLETED QRH THEY FOUND SYSTEM B HYDRAULIC RESERVOIR WAS AT 0. CREW REPORTED THAT NUMBER2 ELECTRIC DRIVEN PUMP WAS ON FOR SOMETIME AFTER RESERVOIR WAS EMPTY. ATTEMPTED TO FILL HYD SYST B RESERVOIR BY HAND PUMP METHOD. FLUID STARTED LEAKING FROM ENG 2 FWD DRAIN MAST. CLOSED ENG 2 PYLON VALVES WITH FIRE HANDLE IN FLIGHT DECK. TAGGED FIRE HANDLE WITH LOTO TAG

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