What was found
STS MSG: L ENG SPEED CARD DISPLAY.(<P>PER FIM 73-21 FAULT TREE 871 REPLACED L ENGINE N2 SPEED CARD PER AMM 73-21-54. PERF L ENG N2 SPEED CARD TEST AND TEST NML. MSG GONE.</P>)
- Difficulty date
- August 13, 2021
- Submitted
- August 17, 2021
- Operation
- Air carrier
- Aircraft
- N644GT
- Make and model
- Boeing 7673JHF
- Aircraft serial
- 37810
- Aircraft time
- 21,944 hours, 5,274 cycles
- System (JASC)
- 7714 · Engine RPM Indicating System
- Part
- Circuit Card
- Part number
- 285T0458303
- Part serial
- D05136
- Condition
- Faulted
- Location
- N2 Speed
- 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.