Service difficulty report · Trim System · Boeing 76733A

Difficulty date
June 3, 2017
Submitted
June 6, 2017
Operation
Air carrier
Aircraft
N581HA
Make and model
Boeing 76733A
Aircraft serial
28141
Aircraft time
57,296 hours, 10,482 cycles
Part
Trim System
Condition
Malfunctioned
Location
Rudder
Stage of operation
CL
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

WHILE HAND FLYING THE ACFT DURING CLIMBOUT, NEEDED 4 UNIT OF RIGHT RUDDER. WHEN AUTOPILOT ENGAGED. YOKE INDICATION SHOWED 2 UNITS OF LEFT. LEVELED YOKE WITH TRIM INDICATOR ON SCREEN SHOWED RIGHT. CLICKED OFF AUTOPILOT, NEEDED 4 UNITS RIGHT RUDDER. RETRIMED AT LEVEL FLIGHT 37. ALL INDICATION MATCHED. PERFORMED RUDDER AND RUDDER TRIM OPERATIONAL TEST IAW AMM 27-21-00, NO DEFECTS EXCEPT RUDDER TRIM INDICATOR CURRENTLY ON MDDR 602188. RUDDER TRIM LIMITS OK FOR SERVICE.

More about the Boeing 767-33A