Service difficulty report · Warning Horn · Boeing 7378

Difficulty date
July 13, 2021
Submitted
August 23, 2021
Operation
Air carrier
Make and model
Boeing 7378
Aircraft serial
43708
Aircraft time
1,570 hours, 802 cycles
Part
Warning Horn
Condition
False Activation
Location
Configuration
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
A

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

What was found

WHEN PRESS TOGA FOR TAKE OFF CONFIG SOUNDS THE ALARM. AIRCRAFT RETURNED TO PLATFORM DUE TO DURING TAKEOFF, WHEN PRESS TOGA FOR TAKEOFF, SOUNDS THE ALARM OF TAKEOFF CONFIGURES AND LIGHT TURNED ON. MAINTENANCE PERSONNEL PERFORMED BITE TO PSEU IAW FIM 31-31-00-810-889 TASK 801 PROCEDURE, FIM 32-09 TASK 801 PROCEDURE AND FIM 27-62 TASK 808 PROCEDURE STEP F (2), NO CONFIRMING THE FAILURE, TESTED CORRECT

More about the Boeing 737-8