# SDR JBXA000276

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2001
- Submitted: May 1, 2001
- Operation: Air carrier
- Aircraft: [N106ML](https://openairdocs.org/aircraft/N106ML), registered now
- Make and model: Fokker F.28 MK 0100
- Registry model: [Fokker F.28 MK 0100](https://openairdocs.org/model/fokker-f-28-mk-0100) (OpenAirDocs)
- Aircraft serial: 11477
- Aircraft time: 21,116 hours, 15,178 cycles
- System (JASC): [2740 · Stabilizer Control System](https://openairdocs.org/jasc/2740)
- Part: Warning Light
- Condition: Illuminated
- Location: Cockpit
- Stage of operation: CR
- 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/JBXA000276

## Discrepancy

WHEN LEVELING AT 31,000 FT JAMMED STAB AMBER WARNING ON MFDU.  PERFORMED AFCAS TEST IAW AMM 22-11-00, NO FAULTS FOUND.  OPERATIONAL CHECK OF FLIGHT CONTROL SERVO VALVES STICKING CIRCUIT IAW AMM 27-00-00 AND OPERATIONAL TEST OF STABILIZER JAM SWITCH IAW AMM 27-43-00, NO FAULTS FOUND.  CLEANED AND REINSTALLED JAM SWITCH CANNON PLUG, ALL OPS CHECKS GOOD.

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