Service difficulty report · Computer · Boeing 767332

Difficulty date
December 2, 2009
Submitted
December 29, 2009
Operation
Air carrier
Aircraft
N1200K
Make and model
Boeing 767332
Aircraft serial
28457
Aircraft time
55,785 hours, 8,151 cycles
Part
Computer
Condition
Malfunctioned
Location
Ailerons
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

RUDDER RATIO AND AILERON LOCKOUT EICAS MESSAGE AND LIGHT ON OVERHEAD. ALSO L.C. AND R AUTOPILOTS WOULD NOT ENGAGE. T/S FOUND FAULT BALL SHOWS ON BOTH SAM. RESET AND PERFORMED MCDP TEST 1/30/40/65. FAILED FCCR SAM. ALSO FAULT BALL SHOWS ON RT SAM. R & R RT SAM MM. PERFORMED MCDP TEST 1/30/40 AND 65. ALL PASS NO FAULT BALL SHOWS ON SAM. ALL CHECK OK. ETOPS CATEGORY 'E': PROBLEMS WITH SYSTEMS CRITICAL TO ETOPS.