# SDR CALA2019112862080

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2019
- Submitted: November 28, 2019
- Operation: Air carrier
- Aircraft: [N220UA](https://openairdocs.org/aircraft/N220UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30223
- Aircraft time: 79,560 hours, 9,375 cycles
- Engine: Pwa PW4090
- System (JASC): [7297 · Turbine Engine System Wiring](https://openairdocs.org/jasc/7297)
- Part: Connector
- Condition: Dirty
- Location: Rt Engine
- Stage of operation: TX
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2019112862080

## Discrepancy

ENG FUEL VALVE R  GROUND REPORTS SMOKE  FROM ENG DURING SHUTDWN FIM 73-22-00-810-802-N00 FOLLOWED. GVI C/O OF ENG INLET/EXHAUST AREA NO PARTICLES FOUND. CONNECTOR DM76001C AT FMU WIRING CHECKS FOUND FLUCTUATING VOLTAGE 22-26VDC BETWEEN PINS 1 AND 14. SAME ISSUE FOUND AT CONNECTOR D71074J PINS 1 AND 2. PIN 3 AT CONNECTOR D71024P FOUND DIRTY AND MISALIGNED. GVI OF CONNECTOR   POWER RUNS WITH SHUT DOWN AND RESTARTS ALL SUCCESSFUL REF AMM REF AMM 71-00-00-790-803-N00. SUCCESSFUL IDLE RUNS AND X2 HIGH MEASURED AT FMU PLUG 27.32VDC. SUCCESSFUL WET MOTOR ACCOMPLISED CONNECTOR CLEANED AND CONNECTION REMADE. STABLE VOLTAGE NOW C/O. NO DAMAGE TO PIN, SOCKET OR SURROUNDING INSULATION. 71-00-00-730-003-N00. ALL FUEL FLOW AND VALVE INDS NORMAL. ACFT SERVICEABLE

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