Service difficulty report · Annunciator · Boeing 737990ER

Difficulty date
May 21, 2014
Submitted
May 23, 2014
Operation
Air carrier
Aircraft
N408AS
Make and model
Boeing 737990ER
Aircraft serial
41732
Aircraft time
5,722 hours, 1,818 cycles
Part
Annunciator
Part number
D43456001
Part serial
12256112012
Condition
No Test
Location
Autopilot
Part time
5,713 hours, 1,814 cycles
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

WHILE ACCOMPLISHING EMG, FOUND AUTOFLIGHT STATUS ANNUNCIATOR PANEL ON F/O'S SIDE, AUTOPILOT WILL NOT TEST IN RED. ACFT GROUNDED. REPLACED F/O'S ANNUNCIATOR PANEL. TEST PASSED IAW MM 22-11-32-400-801.