Service difficulty report · Warning Light · Boeing 737990ER

Difficulty date
July 5, 2016
Submitted
July 7, 2016
Operation
Air carrier
Aircraft
N481AS
Make and model
Boeing 737990ER
Aircraft serial
44106
Aircraft time
3,599 hours, 1,190 cycles
Part
Warning Light
Condition
False Activation
Stage of operation
CL
How discovered
O
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

MASTER CAUTION, FLIGHT CONTROL, AND SPEED TRIM FAIL LIGHTS, MOMENTARY ILLUMINATION AT ROTATION. ALL LIGHTS EXTINGUISHED WITHIN ONE SECOND. ACFT GROUNDED. PERFORMED DFCS BITE IAW FIM 22-11 TASK 801, NO FAULTS NOTED FOR THIS FLIGHT LEG OR FLIGHT DECK EFFECT. CURRENT STATUS TESTS GOOD. PERFORMED BITE GROUP NR 14 (SPEED TRIM) TESTS PASSED.