What was found
AUTOTHROTTLES WILL NOT STAY ENGAGED. PERFORMED FIM TASK 22 31 00 810 805 AUTOTHROTTLE SERVO MOTOR FAILURE. CONFIRMED FAULT NR 1 AUTOTHROTTLE SERVO MOTOR FAILURE. REPLACED NR 1 AUTOTHROTTLE SERVO MOTOR PER M/M 22 31 91. OPS CHECK GOOD.
- Difficulty date
- August 4, 2011
- Submitted
- August 8, 2011
- Operation
- Air carrier
- Aircraft
- N585AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35683
- Aircraft time
- 14,953 hours, 4,599 cycles
- System (JASC)
- 2230 · Auto Throttle System
- Part
- Servo
- Part number
- 305RAA1
- Part serial
- AS05905
- Condition
- Failed
- Location
- Autothrottle Sys
- Part time
- 2,284 hours, 739 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.