SDR UIEA2017050300693

Service difficulty report · Eec · Boeing 767375

Difficulty date: May 3, 2017
Submitted: May 4, 2017
Operation: Air carrier
Aircraft: N649GT
Make and model: Boeing 767375
Aircraft serial: 25864
Aircraft time: 84,277 hours, 21,920 cycles
System (JASC): 7620 · Engine Emergency Shutdown System
Part: Eec
Condition: Malfunctioned
Location: Left
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LEFT ENGINE CONTROL STATUS MESSAGE. POWERED LEFT EEC, PERFORMED BITE TEST OF LEFT PIMU, FAV SENS DISAGREE FAULT PRESET, REMOVED POWER FROM L EEC, INSPECTED SECURITY OF CONNECTORS OF EWIS TO L ECC , SUPPLIED POWER TO LEFT EEC, PERFORMED VERIFY ERASE OF FAULT, PERFORMED NEW BITE TEST OF LT PIMU NO FAULTS PRESENT , SYSTEM CHECKS TEST NORMAL POSITION IAW AMM 77-35-00-722.