Service difficulty report · Insulation · Boeing 777222

Difficulty date
December 13, 2013
Submitted
December 16, 2013
Operation
Air carrier
Aircraft
N215UA
Make and model
Boeing 777222
Aircraft serial
30221
Aircraft time
49,119 hours, 10,391 cycles
Engine
Pwa PW4084
Part
Insulation
Condition
Damaged
Location
Nr 1 Engine
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

SOUND INSULATION ON ENG 1 HAS BIG HOLE. INNER LAYER ABRAIDABLE MATERIAL ONLY, MISSING 1.5 INCH DIAMETER & 3 SQ INCH SECTION 05:30 O'CLOCK AT BLADE TIPS. OK TO CONTINUE 500 HOURS OR 200 CYCLES BEFORE REPAIR IAW TASK 72-33-01-300-801-N00. CURRENT PTT 49119 & PTC 10391.