What was found
RUDDER TRIM FROZE IN FLIGHT AT FL310, -38*C. UNFROZE DURING DESCENT THROUGH 15,000 FEET, -8*C. MAINTENANCE COMPLIED WITH RUDDER TRIM NTO 940-2016-01658. SUCCESSFUL OPERATIONAL CHECK FLIGHT PERFORMED. AIRCRAFT WAS RETURNED TO SERVICE.
- Difficulty date
- March 13, 2017
- Submitted
- March 24, 2017
- Operation
- Air carrier
- Aircraft
- N871UP
- Make and model
- Beech B300
- Aircraft serial
- FL1075
- Aircraft time
- 294 hours, 254 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.