- Difficulty date
- October 11, 2023
- Submitted
- October 13, 2023
- Operation
- Air carrier
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41702
- Aircraft time
- 34,686 hours, 10,985 cycles
- Part
- Bushing
- Condition
- Missing
- Location
- Left Engine
- Part time
- 34,686 hours, 10,985 cycles
- Stage of operation
- IN
- How discovered
- V
- 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
WHILE ACCOMPLISHING TASK CARD SBCFM56-7B-72-09861, #1 ENGINE ESN # 660-233. NOTED APPROX. (8) STG. 2 VSV MISSING ACTUATION RING FLANGE BUSHINGS BETWEEN THE 12 O'CLOCK AND 3 O'CLOCK POSITION. GROUNDED - YES. REMOVED #1 ENGINE ESN # 660-233, DEFECT TRANSFERRED TO EBU SHOP W/O # 1973222. ENGINE REMOVED ON W/O # 1970832.