Service difficulty report · Trim System · Boeing 737724

Difficulty date
May 16, 2024
Submitted
May 21, 2024
Operation
Air carrier
Aircraft
N25705
Make and model
Boeing 737724
Aircraft serial
28766
Aircraft time
80,684 hours, 29,350 cycles
Part
Trim System
Part number
UNKNOWN
Condition
Malfunctioned
Location
Stab
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

STAB OUT OF TRIM LIGHT ILLUMINATED ON TAKEOFF AT ABOUT 60 KTS REPLACED STAB OUT OF TRIM LIGHT M&E 29-3311-3-0062 REF FIM 22-11-851 AND AMM 22-11-00-740-806 . ACCOMPLISHED DFCS AUTOTESTS PASSED.ACCOMPLISHED DFCS SPEED/STAB CHANNEL A & B TEST THAT ENGAGES AP A AND B TO RUN STAB. PASSED. STAB OUT OF TRIM LIGHT NEVER CAME ON DURING STAB MOVEMENT BY THE AP . SURFACE TEST PASSED 14.32 . AC IS FULL AUTOLAND STATUS.