# SDR DXTA2026100509995

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2026
- Submitted: October 6, 2026
- Operation: Air carrier
- Aircraft: [N679QS](https://openairdocs.org/aircraft/N679QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0257
- Aircraft time: 6,621 hours, 4,374 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 474715
- Part serial: 2237
- Condition: Faulted
- Location: Zone 100
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026100509995

## Discrepancy

RECEIVED BLD LEAK R AMBER CAS MESSAGE, RAN QRH, & TRIED TO EXIT ICING CONDS. AFTER, RECEIVED AMBER BLD LEAK L CAS MESS. & ALT AMBER CAS MESS. WITH CABIN ALT IN RAPID CLIMB. INITIATED AN EMERGENCY DESCENT & DIVERTED. ON ARRIVAL, DOWNLOADED ARES, CHKD WIRNG & SENORS. RANG WIRING & SENSORS THROUGH LT PT042 & RT PT041. LT TT021, PINS 8 & 9 READ 2.1 OHMS. RT TT008, PINS 8 & 9 READ 3.4 OHMS. RT TT002/TT010, PINS 10-11 READ 4.4 OHMS. LT TT015/TT023 READS 2.2 OHMS. CHKD GROUNDS AT PT041 & PT042 AT PINS 1 & 2, CHKD GOOD. CHKD  BLEED DETECT LOOPS & SENSORS, FOUND PT118, RT PYLON SUPPLY END LEFT TOUCHING STRINGER. MOVED LOOP TO PROVIDE CLEARANCE. NO DAMAGE. R &R LEAK DETECT CONTROLLER IAW MM 36-20-05. OPS CHKD GOOD.

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