Service difficulty report · Rib · Boeing 7377H4

Difficulty date
April 4, 2023
Submitted
May 1, 2023
Operation
Air carrier
Aircraft
N282WN
Make and model
Boeing 7377H4
Aircraft serial
32534
Aircraft time
51,971 hours, 31,009 cycles
Part
Rib
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

CRACK ON INSPAR RIB LOCATED STAB STA 129.50 AND 1 INCH FROM FRONT SPAR AT UPPER CHORD FLANGE AREA ON LT HORIZONTAL STAB 2023-219812<[01] TOOL USED: EDDY CURRENT INSTRUMENT P/N: NORTEC 600D; S/N: 220272512; DUE DATE: 17-DEC-23;[02] TOOL USED: TEMPERATURE CONTROLLER P/N P3015GOES00000 S/N 142811019 DUE DATE: 25-JAN-24.TEMPERATURE CONTROLLER P/N P3015GOES00000 DUE DATE: 25-JAN-24.;[03] INSPAR RIB LOCATED STAB STA 129.50 AND 1 INCH FROM FRONT SPAR AT UPPER CHORD FLANGE AREA ON LT HORIZONTAL STAB EA 23-155-01202 WIP1 AND EA 23-155-01202 SEE INDIVIDUAL SIGNOFFS BELOW;[04] CORRECTED STEP 3 REPAIRED INSPAR RIB LOCATED STAB STA 129.50 AND 1 INCH FROM FRONT SPAR AT UPPER CHORD FLANGE AREA ON LT HORIZONTAL STAB EA 23-155-01202 WIP1 AND EA 23-155-01202 SEE INDIVIDUAL SIGNOFFS BELOW;[05] CORRECTED STEP 4 REPAIRED INSPAR RIB LOCATED STAB STA 129.50 AND 1 INCH FROM FRONT SPAR AT UPPER CHORD FLANGE AREA ON LT HORIZONTAL STAB IAW EA 23-155-01202 WIP1 AND EA 23-155-01202 SEE INDIVIDUAL SIGNOFFS BELOW;[06] REPAIRED INSPAR RIB LOCATED STAB STA 129.50 AND 1 INCH FROM FRONT SPAR AT UPPER CHORD FLANGE AREA ON LT HORIZONTAL STAB IAW EA 23-155-01202 WIP1 AND EA 23-155-01202 SEE INDIVIDUAL SIGNOFFS BELOW TASK RII CERTIFIED COMPLETE

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