# SDR AALA202601057985

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2026
- Submitted: January 5, 2026
- Operation: Air carrier
- Aircraft: [N963NN](https://openairdocs.org/aircraft/N963NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31208
- Aircraft time: 32,905 hours, 13,767 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Proximity Switch
- Condition: Out Of Adjust
- Location: Zone 800
- Stage of operation: CL
- 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/AALA202601057985

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DURING CLIMB TO 5000 FORWARD CARGO DOOR LIGHT ILLUMINATED. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT ORD. PSEU BITE PREVIOUS FLIGHT FAULTS 52-72001. NO EXISTING FAULTS SHOWN. TROUBLESHOT PER FIM 52-30-00-810-803. FOUND FORWARD CARGO DOOR WARNING SWITCH S960 OUT OF ADJUSTMENT AT 0.75 INCH PER AMM 52-71-31. CORRECTED TO 0.81 INCH WHICH IS NOW WITHIN LIMITS. OPERATIONAL CHECK GOOD. PSEU BITE TEST IS GOOD PER FIM 32-09, TASK 801.

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