- Difficulty date
- October 2, 2023
- Submitted
- October 6, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7379
- Aircraft serial
- 43346
- Aircraft time
- 6,025 hours, 1,729 cycles
- Part
- Unknown
- Part number
- UNKNOWN
- Condition
- Unknown
- Location
- Unknown
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE PERFORMING T/C 31-005-00. FOUND ENG 2 EEC C1 SMT, FAULT CODE 73-43984 " ENGINE START OVERSPEED THRUST CONTROL MALFUNCTION ACCOMMODATION TEST FAILED ( SINGLE CHANNEL ) DETECTED BY: ENGINE-2 EEC CHANNEL-B". GROUNDED - YES. ON DEFERRAL.