SDR UALA2010092703571

Service difficulty report · Controller · Boeing 777222

Difficulty date: September 24, 2010
Submitted: September 28, 2010
Operation: Air carrier
Aircraft: N781UA
Make and model: Boeing 777222
Aircraft serial: 26945
Aircraft time: 57,632 hours, 10,378 cycles
Engine: Pwa PW4077
System (JASC): 2300 · Communications System
Part: Controller
Part number: 285W02193
Part serial: 71
Condition: Faulty
Location: Position 2
Stage of operation: NR
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

"OPIC RA1" STATUS MSG ON EICAS. REPLACED RT OPBC, NO HELP. SWAPPED IN NEW OPIC CARD IN RA1 POSITION, NO HELP, RA2 POSITION, NO HELP. REINSTALLED ORIGINALS. SUSPECT RT OPIC CHASSIS M23217. REPLACED R OPCF M23217 IAW MM, NO HELP. TRIED KNOWN GOOD ENG ANTI ICE P5 PNL M33413 MESSAGE CLEARED AND OPIC TEST PASSED. REINSTALLED OLD PNL. REPLACED RT EAI SWITCH, ACCOMP MAT TEST IAW MM.