Service difficulty report · Seal · Boeing 7377H4

Difficulty date
June 7, 2021
Submitted
July 22, 2021
Operation
Air carrier
Aircraft
N418WN
Make and model
Boeing 7377H4
Aircraft serial
29823
Aircraft time
65,911 hours, 38,694 cycles
Part
Seal
Condition
Out Of Rig
Location
Horizontal Stab
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

L/H AND R/H STAB FWD UPPER SLIDE SEALS BOTH OUT OF TRACKS ; / [01] REMOVED LT. AND RT. STAB FWD UPPER SLIDE SEAL SEALS. IAW AMM 53-31-310000-801-NG.; [02] INSTALLED SERVICEABLE LT. AND RT. HORIZ. STABS FWD UPPER SLIDE SEALS IAW AMM 53-31-31-400-801.; [03] STEP 1 REFERENCE HAS TYPO; SHOULD BE AMM 53-31-31-000-801-NG.; [04] VERIFIED INSTALLATION OF LT. AND RT. HORIZONTAL STABS FORWARD UPPER SLIDE SEALS IAW AMM 53-31-31-400-801.; [05] COMPLETE

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