Service difficulty report · Warning Light · Boeing 737890

Difficulty date
July 5, 2015
Submitted
July 7, 2015
Operation
Air carrier
Aircraft
N517AS
Make and model
Boeing 737890
Aircraft serial
35197
Aircraft time
25,070 hours, 7,513 cycles
Part
Warning Light
Condition
False Activation
Location
Fmc
Stage of operation
CL
How discovered
9
Nature of condition
N
Precautionary procedure
O

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

What was found

F/O AMBER SPEED LIMIT FAULT ON PFD, ILLUMINATED ALONG WITH MAXIMUM OPERATING SPEED BAR REMOVED, PITCH BAR ON FD FAILED WHEN THE SPEED LIMIT FAULT OCCURES. FAULT FLASHED ON AND OFF FOR 5 MIN. THEN RETURNED TO NORMAL. FLT CONDITIONS IN CLIMB FROM 380-390. ACFT GROUNDED. DFCS BITE SHOWS NO SMYD DATA SMYD 2 BITE SHOWS NO FAULTS AND TESTS OK REF FIM TASK 27-32 NR 801 DFCS AP TESTS OK REF FIM TASK 22-11, NR 801.