- Difficulty date
- August 22, 2016
- Submitted
- August 24, 2016
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35183
- Aircraft time
- 36,665 hours, 11,280 cycles
- Part
- Unknown
- Condition
- Malfunctioned
- Location
- Cockpit
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCP VERT SPEED SELECTOR WHEEL INOPERATIVE. ACFT GROUNDED. UPON ACFT POWER-UP AT REMOTE LOCATION, VERTICAL SPEED SELECTOR KNOB AND DISPLAY OPS NORMAL. FLIGHT DIRECTORS ON, V/S MODE COMMAND BARS ON, PRIMARY FLIGHT DISPLAYS AND CONTROL COLUMN FOLLOW V/S KNOB. MCP TESTS BITE 70 GOOD.