# SDR UPS00833080

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 2000
- Submitted: July 5, 2000
- Operation: Air carrier
- Aircraft: N866UP
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 45966
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Switch
- Part number: H141003
- Part serial: 00401758
- Condition: Inoperative
- Location: Rt Mlg
- 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/UPS00833080

## Discrepancy

RIGHT MAIN LANDING GEAR INDICATED UNSAFE. CHANGED LIGHT BULBS,  NO JOY. CKD FLAPS 35, NO HORN. FLY BY TOWER INDICATING GEAR WAS DOWN.  LANDED STRAIGHT AHEAD - GEARS PINNED.     T/S IN WORK NOW. MAYBE BAD SWITCH RIGHT GEAR DOWN. ***SUPPLEMENTAL M RR*** REMOVED AND REPLACED RT MLG DOWNLOCK SWITCH IAW MM 32-60-00 OP S CHECK GOOD. P/N ON AND OFF H14-1003, S/N ON TAG 00401758 S/N OFF 8 1640

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