Service difficulty report · Duct · Boeing 747422

Difficulty date
May 13, 2015
Submitted
May 15, 2015
Operation
Air carrier
Aircraft
N178UA
Make and model
Boeing 747422
Aircraft serial
24385
Aircraft time
100,858 hours, 11,953 cycles
Engine
Pwa PW4056
Part
Duct
Condition
Disconnected
Location
Bleed Air Sys
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

DIVERT DUE TO RT BLEED DUCT LEAK EICAS MSG. FOUND AIR DUCT DISCONNECTED AT R2. ADOMG EDGE FLAP PDU. R & R SEAL & SECURED DUCT IAW AMM 27-81-03 201. LE FLAP OPERATIONS CHECKED OK.