Service difficulty report · Skin · Boeing 737824

Difficulty date
August 27, 2023
Submitted
August 31, 2023
Operation
Air carrier
Aircraft
N38257
Make and model
Boeing 737824
Aircraft serial
30612
Aircraft time
70,340 hours, 25,900 cycles
Part
Skin
Part number
182A4001
Condition
Cracked
Location
L/H Hor. 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

AFTER C-SCAN INSPECTION PER EA 5510-01846 REV-H, OPP 001 ON L/H HORIZONTAL STABILIZER LOWER SKIN, FOUND CRACK AT APPROX STA 147.90 (REF. AAR NR 99980178). ON INTERNAL 9000 FLIGHT CYCLES IAW B737-800 SRM 55-10-01-2R-1 TA BLE 204.(WORK ACCOMPLISHED BY V938215 AND AAR QC A-83 V935067). REPAIRED LH HORIZONTAL STABILIZER LOWER IAW B737-800 SRM 55-10-0 1-2R-11 REPAIR 11 STEP 4.REPAIR 11 IS A CATEGORY B REPAIR IAW B7 37-800 SRM 55-10-01-2R-11 REPAIR 11 STEP 2A:CATEGORY B REPAIR IN SPECTION REQUIREMENTS ON INSPECTION THRESHOLD 56000 TOTAL CYCLES ADD EMP:V938215 PECTIONS EVERY 9000 FC THEREAFTER. RE-INSPECTION REQUIREMENTS PER SRM55-10-01-2R-11, TABLE 204, CAL LS OUT FOR DVI AND LFEC INSPECTIONS AT 56000 TFC WITH REPEAT INS DIP 55-DIP UNABLE TO LOCATE DOCUMENT EA 5510-01846 TO CONFIRM INITIATING SOURCE FOR INSPECTION. PLEASE CONFIRM THIS DOCUMENT NUMBER IS CORRECT AND LOADED INTO THE ER-ECRA DOCUMENT DATABASE. ARMENTA TOMC PLACING RE-INSPECTION REQUIREMENTS ON DIP. UPDATE DISCREPANCY FOR MISTYPE DISCREPANCY READS EA 5510-01846-SHOULD READ EA 5510-01843 TOMC APPROVED. DIP ISSUED IAW SRM 55-10-01-2R-11 TO ACCOMPLISH A TOMC-APPROVAL FROM SC1ELBYC COMMENT DETAILED VISUAL AND LOW FREQUENCY EDDY CURRENT INSPECTION OF REPAIR ON LH HORIZ STAB LOWER SKIN NEAR STA 147.90 AT 56000 TOTAL FLIGHT CYCLES AND EVERY 9000 FLIGHT CYCLES THEREAFTER. QC QC REVIEW INSPECTIONS CREATED BY AUTODIP PENDING AIRCRAFT RECORDS AUDIT & UPDATE.