Service difficulty report · Seal · Boeing 7377H4

Difficulty date
February 14, 2023
Submitted
February 16, 2023
Operation
Air carrier
Aircraft
N266WN
Make and model
Boeing 7377H4
Aircraft serial
32523
Aircraft time
53,660 hours, 32,114 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

LH HORIZONTAL STABILIZER UPPER SLIDING SEAL IS CRACKED<[01] INSTALLED PINS TO ATTACH LH HORIZONTAL STABILIZER UPPER SLIDING SEAL TO LINK ASSEMBLY PER AMM 53-31-31. OPS CHECK REQUIRED.;[02] REMOVED AND REPLACED LH HORIZONTAL STABILIZER UPPER SLIDING SEAL ASSEMBLY PER AMM 53-31-31. OPS CHECK GOOD.;[03] ACCOUNTED FOR PARTS

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