- 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
- Lt Vsv
- Part time
- 34,686 hours, 10,985 cycles
- 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.
What was found
WHILE ACCOMPLISHING TASK CARD SBCFM56-7B-72-09861 #1 ENGINE ESN # 660-233, NOTED APPROX (5) STG. 1 VSV MISSING ACTUATION RING FLANGE BUSHING 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.