What was found
AFTER T/O, THE FOS FEES COMPARE (PUSH TO RESET) BUTTON ILLUMINATED AND WOULD NOT RESET. AC RETURNED TO FIELD WITH NO OTHER INCIDENT. REMOVED AND REPLACED NR1 DPU, INSPECTED WIRING, OPS NORMAL.
- Difficulty date
- February 14, 2007
- Submitted
- February 20, 2007
- Operation
- Air carrier
- Aircraft
- N161YV
- Make and model
- Beech 1900D
- Aircraft serial
- UE161
- Aircraft time
- 19,708 hours, 37,720 cycles
- Engine
- Pwa PT6A67D
- System (JASC)
- 2220 · Speed-Attitude Correction System
- Part
- Dpu
- Part number
- 6229682002
- Part serial
- 715
- Condition
- Will Not Arm
- Part time
- 19,708 hours, 37,720 cycles
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.