What was found
AUTO THROTTLE SPEED SWITCH ON MCP PANEL DOES NOT LIGHT UP WHEN SELECTED. AUTO THROTTLE FUNCTIONS NORMALLY. ACFT GROUNDED. VERIFIED DISCREPANCY. REPLACED DFCS MODE CONTROL PANEL. OPS NORMAL.
- Difficulty date
- June 16, 2014
- Submitted
- June 18, 2014
- Operation
- Air carrier
- Aircraft
- N508AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35691
- Aircraft time
- 22,357 hours, 6,898 cycles
- System (JASC)
- 2230 · Auto Throttle System
- Part
- Control Panel
- Part number
- 4082260939ASA
- Part serial
- 01329981
- Condition
- Failed
- Location
- Flight Deck
- Part time
- 48,951 hours, 25,584 cycles
- 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.