Service difficulty report · Actuator · Boeing 737924ER

Difficulty date
June 21, 2024
Submitted
June 21, 2024
Operation
Air carrier
Aircraft
N37419
Make and model
Boeing 737924ER
Aircraft serial
31666FAL
Aircraft time
50,878 hours, 18,104 cycles
Part
Actuator
Part number
315A28014
Part serial
3778
Condition
Damaged
Location
Lt Engine
Part time
76,103 hours, 26,534 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A, O

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

What was found

LEFT REVERSER LIGHT ON DURING TAKEOFF. PHOTO ADDED USED MEL 7807A, PLACED DEF STICKER AT REV LIGHT ON DURING T/O. TR PLACED ON MEL LP 8332573. USED MEL 7807A, REV LIGHT INOP, PLACED ON MEL. NBR.2 REVERSER LIGHT ILLUMINATED ON LANDING SEE PICTURE RAN AND CLEARED REVERSER FAULT SEVERAL TIMES AND FAULT RIGHT SLEEVE LOCK SENSOR COMES BACK. FOUND #2 ENGINE UPPER INBD LOCK ACTUATOR LEVER SPRING BROKEN AND NOT STAYING OVER TARGET.NEEDS ACTUATOR SPRING IS BROKEN ON INBD ACTUATOR BUT FAULT ON BOX SHOWS RH SLEEVE LOCK ACTUATOR SENSOR R&R #2 ENGINE INBOARD UPPER LOCKING TR ACTUATOR. REF AMM 78-31-03-400-801-F00. UP TO STEP I 14. OPS CHECK, LEAK CHECK, AND EEC CHECK STILL REQUIRED.