Service difficulty report · Data Unit · Boeing 777222

Difficulty date
April 13, 2013
Submitted
May 1, 2013
Operation
Air carrier
Aircraft
N771UA
Make and model
Boeing 777222
Aircraft serial
26932
Aircraft time
70,336 hours, 12,647 cycles
Engine
Pwa PW4077
Part
Data Unit
Part number
8220314102
Part serial
66
Condition
Failed
Location
Satcom Sys
Stage of operation
IN
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

SATCOM SYS LEVEL 1 DUE TO CHRONIC HISTORY OF SATCOM SYSTEM STATUS MESSAGE WITH CMC MSG 23-68801, REPLACED SDU M23106 IAW AMM.