What was found
RUDDER TRIM FROZE IN FLIGHT. UNFROZE ON DESCENT. MAINTENANCE LUBED THE RUDDER TRIM SYSTEM IAW NTO LETTER 940-2017-00487. SYSTEM OPERATIONAL CHECK WAS PERFORMED. AIRCRAFT WAS RETURNED TO SERVICE.
- Difficulty date
- March 20, 2019
- Submitted
- April 4, 2019
- Operation
- Air carrier
- Aircraft
- N871UP
- Make and model
- Beech B300
- Aircraft serial
- FL1075
- Aircraft time
- 1,782 hours, 1,523 cycles
- System (JASC)
- 2721 · Rudder Tab Control System
- Part
- Trim System
- Condition
- Frozen
- Location
- Rudder
- Stage of operation
- CR
- 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.