Service difficulty report · Probe · Boeing 767322

Difficulty date
March 8, 2024
Submitted
March 11, 2024
Operation
Air carrier
Aircraft
N647UA
Make and model
Boeing 767322
Aircraft serial
25284
Aircraft time
125,309 hours, 19,546 cycles
Part
Probe
Part number
0154ED2
Condition
Faulty
Location
Nr 1 Engine
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
D

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

What was found

L ENG EEC MODE EICAS ILLUMINATED AFTER ENG START ENG1 EPR INDICATION INOP IN BOTH EICAS AND STBY TRIED CYCLING OF ACCOMPLISHED TROUBLESHOOTING PER FIM 73-21 FAULKT TREE 826, EEC MODE SELECTOR SWITCH, NO HELP. ALSO TRIED ENG 1 RESTART AND FOUND P2/T2 PROBE (T867) AT FAULT PART NIS AT GIG.PN 0154ED2 AFTER ROLL BACK FOR START EEC GOES INTO ALT MODE AND EPR M&P E 76-7323-9-9003. INDICATION REMAINS INOP ADD EMP:U399390 DISCREPANCY OR MSG WERE FOUND. PERFORMED T/S IAW FIM 30-34-803 SHEET 2 BLOCK 2. FOUND CONECTOR D11434 PIN 3 OUT OF POSITION. REF WDM 30-34-11-1.1 . IT WAS REINSERTED PIN 3 IN CORRECT POSITION. ( REF SWPM 20-60 AND 20-63). PERFORMED SYSTEM TEST IAW AMM 30-34-00-715-016, START LH ENG TWICE AND RUN-UP FOR 15 MINUTES IAW AMM 71-00-00. EPR ENG INICATION OK AT EICAS & SEI, NO DISCREPANCIES AND NO MESSAGES NOTED. AIRCRAFT GOOD SERVICE.