Service difficulty report · Skin · Boeing 737824

Difficulty date
July 19, 2022
Submitted
July 20, 2022
Operation
Air carrier
Aircraft
N76502
Make and model
Boeing 737824
Aircraft serial
31603
Aircraft time
50,040 hours, 18,278 cycles
Part
Skin
Part number
182A400111
Condition
Cracked
Location
Sta 157
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 FLEETCYCLE L HORZ. STAB LOWER SKIN HAS A CRACK AT STA 157.10X24.5 AFT OF THE FWD SPAR FLEET CYCLE N/R 9814436 EVERY 9000 FLT CYCLES INSPECTION THRESHOLD 56000 TOTAL FLT CYCLES REF 737 NDT PART 6 51-10-26 FIGURE1 REF SRM 55-10-01-2R-11 TABLE204 DO A DETAILED INSPECTION AND A EXTERNAL LOW FREQUENCY EDDY CURRENT (LFEC) INSPECTION OF REPAIR NR DOES NOT REQUIRE RII OR IDT BUYBACK PER THE GMM. PLEASE DOWNGRADED RII. THIS IS NOT AN RII ITEM RM U346700 DOWNGRADE THIS NR AS NON-RII OR IDT. REPETITIVE DVI AND LFEC EVERY 9000 FLT CYCLES THRESHOLD 56000 FLT CYCLES REF SRM 5510-10-01-2R STEP 5 FOR ALL REPAIRS DO THE INSPECTIONS CRACK WAS APPROXIMATELY .5 " REPAIRED REF SRM 55-10-01-2R-11 AS GIVEN IN TABLE 204/REPAIR 11 AND FIGURE 206 /REPAIR11 TOMC APPROVED FOR ALL REPAIRS, DO THE INSPECTIONS AS GIVEN IN TOMC-APPROVAL FROM SC1ELBYC COMMENT TABLE 204/REPAIR 11 AND FIGURE 206/REPAIR 11 . TABLE 204. PERFORM REPEAT INSPECTIONS EVERY 9000 CYCLES AND PERMANENT REPAIR AT 56000 TOTAL FLIGHT CYCLES. DIP 55-DIP DIP 55-DIP SRM REPAIR IS NOT GIVEN IN THE TEXT. NEED TO HAVE REPAIR STILL NEED DIMENSION OF CRACK AND WHAT REPAIR WAS COMPLETED. REFERENCE IN THE TEXT THAT LEADS TO THE TABLE. REVIEWED RECORDS UPDATE.....JM/U366569 QC REVIEWED RIR : 9000 F/C T/A : 56000 TAFC..............JM/U366569