SDR CALA2014011590157

Service difficulty report · Eec · Boeing 767322

Difficulty date: January 12, 2013
Submitted: January 15, 2014
Operation: Air carrier
Aircraft: N662UA
Make and model: Boeing 767322
Aircraft serial: 27159
Aircraft time: 89,051 hours, 14,065 cycles
Engine: Pwa PW4060
Engine time: 3,200 hours, 26,670 cycles
System (JASC): 7321 · Fuel Control/Turbine Engines
Part: Eec
Condition: Faulty
Location: Lt Engine
Stage of operation: UK
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

LT ENG EEC C1 STATUS MESSAGE ON CONTINUOUS. PLACED ON MEL DF849, HAS HISTORY. BITE OF PIMU FOR LEG 5 SHOWS EEC CH AB FAULT CAT 1. FMU CROSS CHECK FAIL BOTH CHANNELS. NEED TO CHECK FMU & HARNESS IAW 71-PIMU INDEX PG 62V & 62W. TROUBLE SHOT IAW FIM 71-PIMU MESSAGE INDEX PG 62V, 62W, STEPS A THRU E1. NO FAULTS NOTED R & R ENG 1 EEC IAW AMM 73-21-04 & TS IAW FIM 71-PIMU MESSAGE INDEX PG 62V & 62W. RAN ENG 1, GOT MESSAGE LT ENG CONT & LT EEC C1.