What was found
DURING LIGHTNING STRIKE CONDITIONAL INSPECTION FOUND RUDDER BALANCE WEIGHT HEAVILY CORRODED / REMOVED AND REPLACED RUDDER BALANCE WEIGHT AS REQUIRED I.A.W CMM 55-40-09. SEE ATTACHED SIGN OFFS FOR ALL WORK PERFORMED.
- Difficulty date
- October 2, 2018
- Submitted
- May 13, 2022
- Operation
- Air carrier
- Aircraft
- N491WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33867
- Aircraft time
- 48,920 hours, 28,728 cycles
- System (JASC)
- 5540 · Rudder Structure
- Part
- Balance Weight
- Condition
- Corroded
- Location
- Tail
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.