Service difficulty report · Seal · Boeing 7378H4

Difficulty date
April 22, 2023
Submitted
May 25, 2023
Operation
Air carrier
Aircraft
N8531Q
Make and model
Boeing 7378H4
Aircraft serial
63575
Aircraft time
19,946 hours, 9,687 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

LEFT HORIZONTAL STABILIZER UPPER FWD SLIDER SEAL IS CRACKED.<[01] REMOVED AND INSTALLED NEW LH UPPER FWD STAB SLIDER SEAL PER AMM 53-31-31;[02] INSPECTED CA #1;[03] REMOVED AND INSTALLED NEW LH UPPER FWD STAB SLIDER SEAL PER AMM 53-31-31;[04] INSPECTION C/W.

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