- Difficulty date
- May 9, 2019
- Submitted
- May 13, 2019
- Operation
- Air carrier
- Make and model
- Boeing 737890
- Aircraft serial
- 35177
- Aircraft time
- 48,922 hours, 14,421 cycles
- Part
- Button
- Condition
- Stuck
- Location
- Control Panel
- Component
- Control Panel
- Component part number
- 8221567102
- 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
"SPD INTV" BUTTON DOESN'T SEEM TO WORK. BUTTON DOESN'T SEEM TO REBOUND WHEN PUSHED. GROUNDED - YES. CONFIRMED FAULT, MCP "SPD /INTV" BUTTON PUSHED-IN, STUCK. REMOVED & REPLACED DFCS MCP REF AMM 22-11-34. ACCOMPLISHED LRU REPLACEMENT TEST FOR MCP (GP 32) REF AMM 22-11-34/501, DFCS LAND VERIFY TEST (GP 49) REF AMM 22-11-00/201 & HGS SYSTEM TEST REF SMM 34-36-00, OPS CK NML.