# Incident 19960921037869I: Fokker F28MK0100, Pittsburgh, PA, September 21, 1996

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: September 21, 1996, 09:00 local time
- Place: Pittsburgh, PA
- Airport: Greater Pittsburgh International
- Phase of flight: Descent
- Operating rules: Air carrier (Part 121)
- Operator: USAA
- Location: 40.4406° N, 79.9959° W: Placed by OpenAirDocs: center of Pittsburgh, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.4406&lon=-79.9959&mi=10
- Aircraft: N887US, a cancelled registration (https://openairdocs.org/deregistered/N887US-2004-08-02) (OpenAirDocs)
- Registry model: Fokker F.28 MK 0100 (registry code 4990807, https://openairdocs.org/model/fokker-f-28-mk-0100) (OpenAirDocs)
- Registry engine: Rolls-Royce TAY-650-15 (registry code 54557, https://openairdocs.org/engine/rolls-royce-tay-650-15) (OpenAirDocs)
- Reported make and model: FOKKER F28MK0100
- People aboard: 34
- Fatal injuries: 0
- Pilot flight hours: 8,011 total, 1,568 in this make and model, 206 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19960921037869I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

NARRATIVE: WHEN DESCENDING INTO PIT AT APPROXIMATELY 50 NM SOUTHEAST OF THE AIRPORT, THE CREW GOT AN EMERGENCY DC BUS FAILURE MESSAGE ON THE MULTI-FUNCTION DISPLAY UNIT (MFDU) WITH FAILURE OF THE ASSOCIATED ELECTRONIC EQUIPMENT. FLIGHT ATTENDANTS ALSO REPORTED THAT THE EMERGENCY LIGHTS IN THE CABIN FLASHED ON AND OFF NUMEROUS TIMES IN FLIGHT. CREW STATED THEY FOLLOWED CHECKLIST PROCEDURES AND RECEIVED VECTORS FOR A 28L APPROACH. SINCE GEAR INDICATIONS WERE INOPERATIVE, THE CREW ACCOMPLISHED A LOW APPROACH PAST THE TOWER TO CONFIRM THE GEAR WAS DOWN. CREW DECLARED AN EMERGENCY FOR PRIORITY HANDLING AND MADE A VISUAL APPROACH FULL STOP LANDING ON 28L. AIRCRAFT TAXIED TO GATE WITHOUT FURTHER INCIDENT. MAINTENANCE TROUBLESHOT SYSTEM AND FOUND THE GROUND HANDLING BLOCKING DIODE CR3 OVERHEATED AND REPLACED. OPERATIONAL CHECK OF THE SYSTEM WAS GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.

## Other reports on N887US (1)

Matched to the same aircraft by N-number and date.

- [Incident 19921027052459I](https://openairdocs.org/incident/19921027052459I), Oct 27, 1992: Fokker F28MK0100 (N887US), Indianapolis, IN. Abnormal gear indication on climbout. Returned. Landed safely. Found main landing gear up stop dampers overserviced

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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