# SDR CALA2026102120489

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2026
- Submitted: October 21, 2026
- Operation: Air carrier
- Aircraft: [N796UA](https://openairdocs.org/aircraft/N796UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26931
- Aircraft time: 116,315 hours, 15,177 cycles
- System (JASC): [2621 · Fire Bottle, Fixed](https://openairdocs.org/jasc/2621)
- Part: Fire Bottle
- Part number: 346000561
- Part serial: 11892F1
- Condition: Faulted
- Location: Zone 400
- Part time: 816,315 hours, 715,177 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: F, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026102120489

## Discrepancy

PER CREW,  ENGINE FIRE BOTTLES WERE DEPLOYED AFTER ENGINE FIRE WARNING MESSAGE. REMOVED NR 1 & 2 FIRE EXTINGUISHING BOTTLES, VERIFIED NR 1 FIRE BOTTLE WAS NOT DISCHARGED. NR 2 FIRE BOTTLE WAS DISCHARGED,  VERIFED BOTTLE WEIGHT GOOD ON FIRE BOTTLE NR 1 & 2.  INSTALLED ENG 2 FIRE BOTTLES 1 & 2. UPON FINAL CONNECTION ON BOTTLE 2 PRESSURE SWITCH FOUND CONNECTOR WOULD NOT SEAT.   ENGINE FIRE BOTTLE INSTALLATION TEST IAW AMM 26-21-01-400-801.   CLEANED & INSPECTED CONNECTOR DB26002C FOR FIRE BOTTLE 2, NO DEFECTS NOTED. PROPERLY SEATED & INSTALLED.  ACCOMPLISHED INSTALLATION OF NR 1 & 2 ENGINE FIRE BOTTLES IAW AMM 26-21-01-400-801. OPS CHKD FIRE BOTTLES. OPS CHKD PASSED, NO FAULTS NOTED.

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