- Difficulty date
- March 21, 2023
- Submitted
- April 24, 2023
- Operation
- Air carrier
- Make and model
- Boeing 7377H4
- Aircraft serial
- 41528
- Aircraft time
- 38,518 hours, 23,626 cycles
- Part
- Seal
- Condition
- Cracked
- Location
- Zn 300 Stabilize
- 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.
What was found
RT. HORIZONTAL STAB FWD UPPER SLIDE SEAL CRACKED.<[01] REMOVED AND REPLACED RT. HORIZONTAL STAB FWD UPPER SLIDE SEAL P/N 181A8025-2 IAW AIPC 53-31-31-03 AND AMM 53-31-31-400-802;[02] VERIFIED CORRECTIVE ACTION 1 PARTIAL UPDATE STEPS 1 AND 2 OK TO CLOSE;[03] COMPLETE STEP 1; 2.;[04] VERIFIED ALL STEPS COMPLETE.