What was found
AUTO PILOT AT 315 KTS TRIM ROLLS BACK AND FORTH 3 TURNS EACH DIRECTION. REPLACED MACH TRIM COUPLER IAW MM 22-21-0. OPS TEST NORMAL.
- Difficulty date
- June 23, 2003
- Submitted
- June 27, 2003
- Operation
- Air carrier
- Aircraft
- N252TR
- Make and model
- Boeing 737228
- Aircraft serial
- 23001
- Aircraft time
- 39,563 hours, 31,089 cycles
- System (JASC)
- 2210 · Autopilot System
- Part
- Coupler
- Part number
- 2590650901
- Condition
- Inoperative
- Location
- Mach Trim
- 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.