What was found
YAW DAMPER WILL NOT ENGAGE WHEN SELECTED. YAW DAMPER PLACED ON MEL 22-3-1. 08/27/2004: REPLACED TRANSFER VALVE PER MM 22-11-71 AND 22-12-01. OPS AND LEAK CHECK NORMAL.
- Difficulty date
- August 26, 2004
- Submitted
- August 30, 2004
- Operation
- Air carrier
- Aircraft
- N583CC
- Make and model
- Boeing 737291
- Aircraft serial
- 21069
- Aircraft time
- 60,988 hours, 56,834 cycles
- System (JASC)
- 2210 · Autopilot System
- Part
- Transfer Valve
- Part number
- 75130A4Q80
- Condition
- Inoperative
- Location
- Yaw Damper
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.