Service difficulty report · Controller · Boeing 777222

Difficulty date
December 30, 2011
Submitted
January 26, 2012
Operation
Air carrier
Aircraft
N773UA
Make and model
Boeing 777222
Aircraft serial
26929
Aircraft time
66,595 hours, 12,856 cycles
Engine
Pwa PW4077
Part
Controller
Part number
285W02193
Condition
Faulty
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

OPBC R OVERHEAD PANEL BUSS CONTROLLER (OPBC) FAULT. STATUS MESSAGE 01- ACTIVE CRUISE HARD; OVERHEAD PANEL BUSS CONTROLLER (R) HAS NO OUTPUT ON ANY BUSS. MESSAGE 02- ACTIVE CRUISE HARD; OVERHEAD PANEL BUSS CONTROLLER (R) HAS NO OUTPUT ON ANY BUSS. MESSAGE-2348802 ACTIVE ER HARD MESSAGE-2348802 ACTIVE ER HARD. OPBC NIS FRA. REPLACED OPBC WITH PART FROM LT. OPS CHECKS NORMAL. STATUS MESSAGE CLEARED.