Service difficulty report · Control Module · Boeing 757223

Difficulty date
May 2, 2008
Submitted
May 28, 2008
Operation
Air carrier
Aircraft
N603AA
Make and model
Boeing 757223
Aircraft serial
27054
Aircraft time
43,285 hours
Part
Control Module
Part number
285T0015117MODD
Condition
Inoperative
Location
Autopilot Sys
Stage of operation
CR
How discovered
O
Nature of condition
F
Precautionary procedure
A

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

What was found

SJU INFLIGHT T660/02MAY SXM TO JFK - WITH CENTER AUTO PILOT ON CREW REPORTED A PITCH UP. FOLLOWED BY EICAS MESSAGE AND MASTER CAUTION LIGHT. AUTO PILOT WENT OFF. REPLACED CENTER FLIGHT CONTROL COMPUTER AND LEFT AND RIGHT STABILIZER TRIM AILERON CONTROL MODULES. SYSTEM GROUND CHECKED NORMAL OPERATION.