What was found
#1 MACH AIRSPEED WARNING TEST WILL NOT TEST. GROUNDED - YES. ACCOMPLISHED AIRCRAFT PWR RESET PER B737-900 AMM 20-16-99OPS CHECKS NORMAL BOTH #1 AND #2 MACH TEST. REF AMM 22-11-24.
- Difficulty date
- March 4, 2023
- Submitted
- March 6, 2023
- Operation
- Air carrier
- Aircraft
- N492AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44110
- Aircraft time
- 26,842 hours, 8,449 cycles
- System (JASC)
- 2210 · Autopilot System
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- NR
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.