# SDR UALA2013020400682

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2013
- Submitted: February 20, 2013
- Operation: Air carrier
- Aircraft: [N671UA](https://openairdocs.org/aircraft/N671UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 30026
- Aircraft time: 47,958 hours, 12,211 cycles
- Engine: Pwa PW4056
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Circuit Card
- Part number: 285T009617
- Part serial: D01972
- Condition: Faulted
- Location: Nr 1 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013020400682

## Discrepancy

IDLE DISAGREE EICAS MESSAGE DURING TAXI IN.  REMOVED NR 1 ENGINE PT2 PROBE.  INSTALLED NEW PROBE IAW AMM 73-21-03.   APPLIED SEALANT AND PERFORMED TEST 14 PT2 SYSTEM LEAK TEST IAW AMM.  TEST PASSED.   PERFORMED TEST NR 6, STILL HAD SAME MESSAGES.  CONTINUED TROUBLESHOOTING, FOUND M590 L EEC DISCRETE CARD P-50 PANEL AT FAULT.  REMOVED AND REPLACED M590 L EEC DISCRETE CARD P-50 PANEL.  PERFORMED TEST NR 6 NO FAULTS FOUND IAW AMM 71-00-00 AND WDM 73-21-12.  PERFORMED NR 2 ENG RUN IAW MM 71-00-00. NO FAULTS FOUND. ACFT OK FOR SERVICE.

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