Service difficulty report · Cylinder · Boeing 747422

Difficulty date
January 19, 2012
Submitted
February 20, 2012
Operation
Air carrier
Aircraft
N182UA
Make and model
Boeing 747422
Aircraft serial
25279
Aircraft time
85,991 hours, 10,445 cycles
Engine
Pwa PW4056
Part
Cylinder
Part number
89151114
Condition
Low Pressure
Location
Crew O2
Stage of operation
NR
How discovered
O
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

CREW O2 PRESS LOW 1530 PSI. REPLACED OXYGEN CYLINDER PER AMM, CHK'D OKAY.