Service difficulty report · Eec · Boeing 767316

Difficulty date
June 27, 2019
Submitted
July 1, 2019
Operation
Air carrier
Aircraft
N1381A
Make and model
Boeing 767316
Aircraft serial
27615
Aircraft time
78,215 hours, 10,515 cycles
Part
Eec
Part number
1820M33P14
Part serial
LM0D8390
Condition
Malfunctioned
Location
Lt Engine
Stage of operation
DE
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

THROUGHOUT DESCENT, LEFT ENGINE N1, EGT, AND N2, AND FF FLUCTUATED UP TO 12%.(<P>LP 1098886 - M4: PERFORMED BORESCOPE INSPECTION OF THE HP COMPRESSOR AND NO DAMAGE NOTED REF AMM 72-00-001/601.</P><P>LP 1098886 - M5: INSTALLED ALL BORESCOPE PLUGS FOR HP COMPRESSOR AND N2 CRANK PAD COVER REF AMM 72-00-00.</P><P>LP 1098886 - M6: LEAK CHECK IAW AMM 71-00-00-862-055-H03. NO LEAKS NOTED.</P><P>LP 1098887 - M7: REMOVED AND REPLACED LT ENG EEC IAW AMM 73-21-15. OPS TEST NORMAL IAW AMM 71-00-00. TEST 11.</P><P>LP 1098887 - M8: REMOVED AND REPLACED #1 ENG PS3 LINE PER 73-21-24. OFF PART (PN: 1811M34G01, SN: N/A)</P>)