Service difficulty report · Seal · Boeing 737832

Difficulty date
December 23, 2024
Submitted
December 25, 2024
Operation
Air carrier
Aircraft
N3737C
Make and model
Boeing 737832
Aircraft serial
30799
Aircraft time
68,307 hours, 31,137 cycles
Part
Seal
Condition
Failed
Location
Control Unit
Stage of operation
CL
How discovered
O
Nature of condition
F
Precautionary procedure
A

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

What was found

SHIP 3737 -MISC- DECLARED EMERGENCY INTO ATL DUE TO ABNORMAL FLIGHT CONTROL FEEL DURING ROLL MANEUVERS. CHECKED AILERON SPRING CARTRIDGE, RATIO CHANGER INPUT ROD, VERIFIED CABLE TENSIONS, GREASED AILERON POWER LEVER. FOUND UPPER AILERON POWER CONTROL UNIT B SYSTEM SEAL BLOWN OUT AND LEAKING. REPLACED AILERON PCU B SYSTEM AND CHECKED AILERON POSITION SENSORS. (LP 0725113, 6650092)