What was found
A/P A CMD BUTTON ON MCD HAS 1 BULB INOP. A/P A FUNCTIONS NORMALLY. GROUNDED - YES. REMOVED AND REPLACED DFCS MODE CONTROL PANEL IAW B737-800 AMM 22-11-34/401. MCP LRU REPLACEMENT TESTS PASSED.
- Difficulty date
- February 8, 2022
- Submitted
- February 15, 2022
- Operation
- Air carrier
- Aircraft
- N589AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35686
- Aircraft time
- 51,483 hours, 15,173 cycles
- System (JASC)
- 2210 · Autopilot System
- Part
- Lamp
- Condition
- Inoperative
- Location
- Flight Deck
- Part time
- 43,783 hours, 15,318 cycles
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.