# SDR UIEA2026100400943

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2026
- Submitted: October 5, 2026
- Operation: Air carrier
- Aircraft: [N1619A](https://openairdocs.org/aircraft/N1619A), registered now
- Make and model: Boeing 767-3Y0
- Registry model: [Boeing 767-3Y0](https://openairdocs.org/model/boeing-767-3y0) (OpenAirDocs)
- Aircraft serial: 26208
- Aircraft time: 87,019 hours, 17,403 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Pseu
- Part number: 849704
- Part serial: 481
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: CR
- 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/UIEA2026100400943

## Discrepancy

APPROX 1 HR AFTER T/O DURING CRUISE @ FL360, LEFT LANDING GEAR DISCRETE LIGHT ILLUMINATED. INTERMITTENT - RT LANDING GEAR DISCRETE LIGHT ILLUMINATED. IN FLIGHT DURING CRUISE, INTERMITTENT RT AMBER REV; NO ASSOCIATED EICAS MESSAGE.(<P>ANC MX PERFORMED FIM 32-09 FT 804, CHECKED PROX SWITCHES FOR PROPER CLEARANCE AND CLEANLINESS. PERFORMED PSEU TARGET TEST FOR ALL RELATED GEAR PROX SWITCHES. ALL TESTS OK, SUSPECT INTERMITTENT PSEU FAULT.</P> / <P>LP 2029603 P2: REF FIM 78-36-805, CHECKED PROX SWITCHES FOR PROPER CLEARANCE AND CLEANLINESS. PERFORMED PSEU TARGET TEST FOR ALL RIGHT ENGINE T/R PROX SWITCHES. ALL TESTS OK, SUSPECT INTERMITTENT PSEU FAULT.</P> / <P>LP 2029604 M4: AFTER BLOCK IN, STATUS MSG €ŒLDG GEAR MONITOR€? APPEARED. R&R PSEU IAW AMM 32-09-04. PERFORMED PSEU GROUND TEST. TEST OK, SUSPECT INTERNAL LOGIC CARD #3 CAUSING T/R AND LANDING GEAR INDICATION ISSUES. NO FURTHER DEFECTS NOTED.</P>)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.