# SDR ABXA20260618269

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 2026
- Submitted: June 19, 2026
- Operation: Air carrier
- Aircraft: [N1321A](https://openairdocs.org/aircraft/N1321A), registered now
- Make and model: Boeing 767306
- Aircraft serial: 27957
- Aircraft time: 99,529 hours, 25,005 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Selector
- Part number: 1305025S4
- Part serial: 114A0316
- Condition: Defective
- Location: Cabin Pressure
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA20260618269

## Discrepancy

AIRPLANE DOES NOT HOLD PRESSURE AT 350 PRES. DIFF VARIES BETWEEN 7.8 - 8.6. CABIN ALT VARIES 5400 - 8000 FEET RATE VARIES BETWEEN & AND - 500 FT. REMOVED AND REPLACED CABIN PRESSURE SELECTOR IAW AMM 23-31-01. OPS CHECK OK. C/W A/C PRESSURIZATION IAW AMM 05-51-24. NO DEFECTS NOTED. A/C REMAINS E180. A/C RETURNED TO SERVICE.

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