Service difficulty report · Sdu · Boeing 777222

Difficulty date
May 3, 2011
Submitted
May 16, 2011
Operation
Air carrier
Aircraft
N786UA
Make and model
Boeing 777222
Aircraft serial
26938
Aircraft time
61,884 hours, 9,059 cycles
Engine
Pwa PW4090
Part
Sdu
Part number
8220314102
Part serial
28
Condition
Failed
Location
Satcom
Stage of operation
IN
How discovered
9
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

SATCOM SYS FAILS OR NO BUSS ACTIVITY. REPLACED SDU IAW AMM, SYS CHECKED GOOD.