Service difficulty report · Seal · Boeing 777222

Difficulty date
January 11, 2012
Submitted
January 26, 2012
Operation
Air carrier
Aircraft
N779UA
Make and model
Boeing 777222
Aircraft serial
26941
Aircraft time
63,546 hours, 11,352 cycles
Engine
Pwa PW4077
Part
Seal
Condition
Cracked
Location
Nr 1 Heat Shield
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

NR 1 ENG HEAT SHIELD SEAL CRACKED. ABOUT TWO AND HALF INCH LONG CRACK. REMOVED HEAT SHIELDS FROM POSITIONS 2 THRU 6. CONT OF AMIS ITEM 5462013 REMOVED NR 1 HEAT SHIELD PAN CASTING PER MM. INSTALLED HEAT SHIELD SEAL AND SHIELD. LEAK CHECKED PER MM. TESTED PER MM. CHECKED GOOD.