Service difficulty report · Wire · Boeing 777222

Difficulty date
October 7, 2010
Submitted
October 8, 2010
Operation
Air carrier
Aircraft
N229UA
Make and model
Boeing 777222
Aircraft serial
30557
Aircraft time
36,536 hours, 4,457 cycles
Engine
Pwa PW4090
Part
Wire
Part number
W2108001CXBMS
Condition
Unsecure
Location
Satcom
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

SATCOM VOICE PORTION OF SATCOM FAILS. ADVISORY MSG04- NOT ACTIVE CRUISE INTERMITTENT; HIGH POWER AMPLIFIER FOR HGA (LT) HAS NO INPUT FROM RADIO FREQUENCY UNIT (LT) ON TRANSMIT RF CABLE. DB- SATELLITE DATA UNIT (LT) MSG-2360041 INACTV CL INTER MSG-2368893 INACTV ER INTER MSG-2360031 INACTV DC INTER MSG-2360181 INACTV ER INTER. ITEM DEFERRED DUE TO TIME. MEL APPLIED AND CIRCUIT BREAKER (E20) ON PANEL P110 PULLED AND SAFETIED. SATL HIGH L. FOUND COAX W2108-001CX-BMS 13-65-OF AT CONN DM23124A CRIMP NOT SECURE AT CONN END AND COAX BEND RADIUS BEYOND LIMIT. REPLACED WIRE W2108-001CX- BMS. COULD NOT OPS CHECK ACT ADIRU INOP. ACCMP'D SATISFACTORY INSTALLATION TEST, NO FAULTS ON HIGH GAIN OR LOW GAIN SYS.