Service difficulty report · Diplexer · Boeing 777222

Difficulty date
May 9, 2013
Submitted
May 22, 2013
Operation
Air carrier
Aircraft
N221UA
Make and model
Boeing 777222
Aircraft serial
30552
Aircraft time
50,082 hours, 6,226 cycles
Engine
Pwa PW40903
Part
Diplexer
Part number
511610500
Part serial
113
Condition
Malfunctioned
Location
Satcom
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

SAT LOW GAIN. REPLACED LEFT LNA DIPLEXER M23122, OPS CHECKED NORMAL.