Service difficulty report · Satcom · Boeing 767322

Difficulty date
March 22, 2010
Submitted
March 25, 2010
Operation
Air carrier
Aircraft
N670UA
Make and model
Boeing 767322
Aircraft serial
29240
Aircraft time
38,305 hours, 10,132 cycles
Engine
Pwa PW4056
Part
Satcom
Part number
6228849001
Part serial
6
Condition
Faulty
Location
Cockpit
Component
Sdu
Component part number
8220314101
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 STATUS ON LINK STATUS PAGE IS INOP. BOTH HIGH AND LOW GAIN FOR MOST OF FLIGHT. NO TIME TO TROUBLESHOOT. ACP'D FIM. REPLACED SDU AND RFU. ACP'D OP TEST PER MM. ACP'D VISUAL INSPECTION OF DIPLEX UNITS AND BSU FOR MOISTURE INTRUSION AND SECURITY. NO DEFECTS NOTED. ALL CONN'S SECURED.