What was found
WHILE IN A DESCENT, AC PITCHED UP AND STARTED CLIMBING. BOTH FLIGHT DIRECTORS PITCHED UP AND DESC BUTTON WOULD NOT STAY ILLUM. REPLACED ELEVATOR AUTOPILOT SERVO IAW MM 22-10-05. OPERATIONAL CHECK GOOD.
- Difficulty date
- January 19, 2006
- Submitted
- January 23, 2006
- Operation
- Air carrier
- Aircraft
- N288SW
- Make and model
- Emb EMB120ER
- Aircraft serial
- 120316
- Aircraft time
- 21,688 hours, 31,986 cycles
- System (JASC)
- 2216 · Autopilot Trim Servo
- Part
- Servo
- Part number
- 6225734002
- Part serial
- 8144
- Condition
- Malfunctioned
- Location
- Autopilot
- Part time
- 11,762 hours, 17,638 cycles
- Stage of operation
- DE
- 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.