Service difficulty report · Duct · Boeing 767322

Difficulty date
July 15, 2011
Submitted
July 29, 2011
Operation
Air carrier
Aircraft
N668UA
Make and model
Boeing 767322
Aircraft serial
30024
Aircraft time
44,112 hours, 11,780 cycles
Engine
Pwa PW4056
Part
Duct
Condition
Loose
Location
Nr 2 Engine
Stage of operation
TX
How discovered
O
Nature of condition
O
Precautionary procedure
D

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

What was found

DURING NR 2 ENG START CREW REPORTS DUCT PSI DROP, BUT VERY LOW N2 ROTATION, SECOND START ATTEMPT USING CROSS BLEED FROM NR 1 ENG SAME RESULT. FOUND TWO DUCTS LOOSE ON LEFT PACK, SECURED DUCTS AND MOTORED NR 2 ENG TO 24 PERCENT N2.