Service difficulty report · Duct · Boeing 777222

Difficulty date
May 19, 2010
Submitted
May 19, 2010
Operation
Air carrier
Aircraft
N772UA
Make and model
Boeing 777222
Aircraft serial
26930
Aircraft time
58,412 hours, 10,828 cycles
Engine
Pwa PW4077
Part
Duct
Condition
Failed
Location
Pneumatic Sys
Stage of operation
NR
How discovered
9
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

RT WING OVHT, RTFL. FOUND BLOWN DUCT RT-PACK BAY. DAMAGE TO 4-DUCTS AND SEVERAL STANDOFFS. DUCTS RMV'D. DUCTS AND STANDOFFS ON AOG. DUCTS INSTALLED, RUNS GOOD. PREPPING TO CLOSE PANELS. FOUND RT ENG PNEU MANIFOLD FAILED. DAMAGED 4-DUCTS AND SEVERAL STANDOFFS. DUCTS RMV'D. DUCTS AND STANDOFFS ON AOG. DUCTS INSTALLED, RUNS GOOD. PREPPING TO CLOSE PANELS.