# SDR CALA2026030314295

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2026
- Submitted: March 3, 2026
- Operation: Air carrier
- Aircraft: [N39726](https://openairdocs.org/aircraft/N39726), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28796
- Aircraft time: 77,449 hours, 27,408 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Sense Line
- Part number: 1613581
- Condition: Faulted
- Location: Nr 2 Eng
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026030314295

## Discrepancy

FLIGHT CREW REPORTED NR 2 ENGINE BLEED SPIKED TO 76 PSI DURING TAKE OFF. AFTER SEVERAL MINUTES BLEED PSI ON NR 2 ENG CAME BACK DOWN TO NORMAL BUT AS ACFT KEPT CLIMBING BLEED SPIKED AGAIN.  CHECKED DOWNLINE SENSE LINE FOR LEAKS.  RELACED THE LINE.  LEAK CHECKED OF REPLACED LINE IAW AIPC 36-11-51-02A, ITEM 25. OKAY.

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