Service difficulty report · Unknown · Boeing 737900ER

Difficulty date
March 15, 2023
Submitted
March 17, 2023
Operation
Air carrier
Aircraft
N36444
Make and model
Boeing 737900ER
Aircraft serial
31643
Aircraft time
38,323 hours, 13,663 cycles
Part
Unknown
Part number
182A24093
Condition
Damaged
Location
Sta 327
Stage of operation
IN
How discovered
O
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

REF L/P4007970. LH HORIZONTAL STAB O/B L/E LOWER SPAR CHORD DAMAGED AT STA327 LOCKED FOR MX FERRY REF L/P4018513. REMOVED AND REPLACED LH HORIZONTAL STAB O/B L/E PHOTOS UPDATED. SKIN PICKED UP HOLES EXCEPT IN O/B END WHERE SPAR DAMAGE IS PRESENT, SPEED TAPED ALL SEAMS PER ESC ALEX TATULESCU FOR MX FERRY FLIGHT UNLOCKING FOR UPDATE PERFORMED STEP 6 OF AVO10518 AND FOUND CRACK INDICATION AT REMOVED LEADING EDGE REF STEP 1 OF AVO10518 AND UPDATED TOCS ACCOMPLISHED STEP 2 AND 3 PERFORMED DVI OF INTERNAL AND EXTERNAL ACCOMPLISHED STEP 5 OF AVO10518, REF L/P4032816 ACCOMPLISHED STEP 10 OF AVO10518, REF L/P4033006 REMOVED LOWER ACCESS PANELS 332MB, 332NB AND 332PB FOR ACCESS TO REMOVED FASTENERS IN REF TO STEP 1A-1 OF AVO10518 REV A TRIMMED OUT DAMAGE AREA OF LOWER SPAR IN REF TO STEP 1A-3 OF C/W AVO 10518 REV A SECTION 1 STEP 2 AND 3 NO OTHER DAMAGE C/W SECTION 1A STEP 2 OF AVO 10518 REV A PREFORMED HFEC PER NDT C/W SECTION 1A STEP 3 OF AVO 10518 REV A. C/W SECTION 1A STEP 4 OF AVO 10518 REV A HFEC ALL REWORKED AREA INSPECTED ALL WORK PER.SECTION 1A STEP 5 OF AVO 10518 REV A. LOCATIONS MARKED IN PHOTO LOWER CRACK LENGTH 4.1 INCHES AND WITH LEASING EDGE NEEDED 186A1210-7 STRUCTURE, NO OTHER DAMAGE NOTED AT THIS TIME LOWER SPAR REF AVO10518 AVO10518 REV A FOUND. MANUAL PART 6 51-00-00 PROCEDURE 16 NO CRACKS NOTED AT THIS PER NDT MANUAL PART 6 51-00-00 PROCEDURE 23 NO CRACKS NOTED AT UPPER CRACK LENGTH 2.1 INCHES PARTS USED: TIME. THIS TIME. 29-4620-9-0001,QTY :1 FASTENER HOLES I

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