# SDR UPS02837422

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2002
- Submitted: January 21, 2002
- Operation: Air carrier
- Aircraft: N744UP
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45944
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Warning System
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: AP
- 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/UPS02837422

## Discrepancy

INSPECTION TYPE:N/A DURING FAULT ON NR 4 BUSS POWER FAIL LANDING GEAR FAULT ON EXTENSION THE GEAR HAD UNSAFE INDICATION ON ALL THREE GEARS AND GEAR WARNING HORN.  PERFORMED LANDING GEAR CONTROL SYSTEM CHECK PER MM 32-31-00, NO FAULTS NOTED.  SYSTEM CHECKS GOOD, OK TO CONTINUE.

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