Service difficulty report · Acoustic Liner · Boeing 767324

Difficulty date
November 23, 2020
Submitted
December 3, 2020
Operation
Air carrier
Aircraft
N645GT
Make and model
Boeing 767324
Aircraft serial
27393
Aircraft time
100,246 hours, 19,303 cycles
Engine
Ge CF680C2B7F
Part
Acoustic Liner
Part number
1753M39G03
Part serial
3AB6D6AW
Condition
Damaged
Location
Rt Engine
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
O, O

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

What was found

RT ENGINE ACOUSTIC PANEL AFT OF FAN BLADE AT 08:00 POSITION HAS DAMAGE 18" L X 6" W, AT 11:00 POSITION HAS DAMAGE 12" L X 3.5" W, AT 04:00 POSITION HAS DAMAGE 7" L X 8" W, AT 02:00 POSITION HAS DAMAGE 3.5" L X 8" W, AT 06:00 POSITION HAS DAMAGE 9.5" L X 3" W. DAMAGE IS OK, PER AMM 72-00-00-993-846-H00 TABLE 642 OK FOR 10FC OR 100 FH. ENTERED INTO NON-MELS 138323, 138324, 138325, 138327, AND 138328. REF NON-MEL NR 138323. REMOVED AND REPLACED ACOUSTICAL LINER SEGMENT AT POS 8 O'CLOCK, PER AMM 72-33-01. OPERATIONS CHECK GOOD. ENGINE NR 2, MCC NOTIFIED, THIS CLEARS NON MEL 138323. P/N OFF 1753M39G03. S/N OFF-3AB69GC1. REMOVED AND REPLACED ACOUSTICAL LINER SEGMENT AT 11 O'CLOCK POS ENGINE NR 2, PER AMM 72-33-01. OPERATIONS CHECK GOOD. MCC NOTIFIED, THIS CLEARS NON MEL 138234. P/N OFF 1753M39G03. S/N OFF 3AB6CRAT. ITEM 12 / BWI - REF NON-MEL 138325 - REMOVED AND REPLACED ACOUSTICAL LINER SEGMENT ENG #2 PER AMM 72-33-01. OPS CK GOOD. MCC NOTIFIED, THIS CLEARS NON MEL 138325. P/N OFF - 1753M39G03. S/N OFF- 3AB60GCT.</P><P>29NOV20 / LOG 1194276 / ITEM 13 / BWI - REF NON-MEL 138327 - REMOVED AND REPLACED ACOUSTICAL LINER SEGMENT ON ENG #2 AT 2 O'CLOCK POS PER AMM 72-33-01. OPS CK GOOD, MCC NOTIFIED. THIS CLEARS NON MEL 138327. P/N OFF - 1753M39G03. S/N OFF - 3AB6D6AG.</P><P>ITEM 14 / BWI - REF NON-MEL 138328. REMOVED AND REPLACED ACOUSTICAL LINER SEGMENT ON ENGINE NR 2 AT 8 O'CLOCK POS, PER AMM 72-33-01. OPERATIONS CHECK GOOD. MCC NOTIFIED, THIS CLEARS NON MEL NR 138328.