# SDR CALA2024050801410

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 2024
- Submitted: May 8, 2024
- Operation: Air carrier
- Aircraft: [N75425](https://openairdocs.org/aircraft/N75425), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 33460
- Aircraft time: 50,067 hours, 17,696 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Indication Sys
- Condition: Fluctuates
- Location: Hyd Sys A
- Stage of operation: CR
- 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/CALA2024050801410

## Discrepancy

HYDRAULIC A QTY 96 AT T/O. DROPPED TO 67 IN FLIGHT WITH STEADY D ECREASE. REQUEST DEFERRAL HYDRAULIC SYSTEM A FLUCTUATED INFLIGHT. SPOILERS. RUDDER AND LANDING GEAR OPERATIONAL CHECK NO SHOOK DOWN WIRES TO SYSTEM '' A ''TRANSMITTER NO FLUCTUATION ENTERED ON DEFFERAL HYDRAULIC SYSTEM A INDICTION FLIGHT DECK.C/W PERFORMED ALL FLIGHT CONTROLS OPERATION SLATS,FLAPS AND HYDRAULICS LEAKS NOTED. HYDRAULIC QUANTITY IS  A= 98 B= 100. NOTED. DDP TOMC APPROVED MEL 2911A.  SYS A HYD QTY INDICATION IN THE FLT DECK IS INOP.

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