Service difficulty report · Panel · Boeing 737

Difficulty date
February 21, 2022
Submitted
April 6, 2022
Operation
Air carrier
Aircraft
N425LV
Make and model
Boeing 737
Aircraft serial
29829
Aircraft time
66,161 hours, 39,000 cycles
Part
Panel
Condition
Cracked
Location
Fuselage
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

CENTER WHEEL WELL PANEL 193E SHOWS 11 EACH FASTENER HOLES WITH EVIDENCE OF STRESS CRACKS (MARKED) CORRECTION TO ORIGINAL FAULT - ITEM SHOULD READ: CENTER WHEEL WELL PANEL 193D SHOWS 11 EACH FASTENER HOLES WITH EVIDENCE OF STRESS CRACKS (MARKED) / [01] PREPARED DAMAGED AREA AND PERFORMED VISUAL INSPECTION AND TAP TEST INSPECTION FOUND FASTENERS HOLES CRACKS AND ELONGATES REF NDT PART 1 51-05-01 PARAGRAPH 5 AND B737-700 SRM 53-60-70-2R-1; SRM 53-40-70-2R-1; SRM 51-70-05-2R-8 REPAIR 8 PARAGRAPH 4 AND SRM 51-70-05-2R-0 PARAGRAPH 4.;[02] PREPARED REPAIR AREA TO DRY OUT . REF B737-700 SRM 53-60-70-2R-1; SRM 53-40-70-2R-1; SRM 51-70-05-2R-8 REPAIR 8 PARAGRAPH 4 AND SRM 51-70-05-2R-0 PARAGRAPH 4 D.;[03] VERIFIED STEPS 1 AND 2. OK TO DRY OUT.;[04] PERFORMED DRY OUT AT REPAIR AREA. REF B737-700 SRM 53-60-70-2R-1; SRM 53-40-70-2R-1; SRM 51-70-05-2R-8 REPAIR 8 PARAGRAPH 4 AND SRM 51-70-05-2R-0 PARAGRAPH 4 D (8).;[05] VERIFIED STEP 4. OK TO INSTALL REPAIR.;[06] INSTALLED THE FABRIC REPAIR PLIES AT DAMAGED AREA. REF B737-700 SRM 53-60-70-2R-1; SRM 53-40-70-2R-1; SRM 51-70-05-2R-8 REPAIR 8 PARAGRAPH 4 AND SRM 51-70-05-2R-0 PARAGRAPH 4 K.;[07] VERIFIED STEP 6;[08] LOCATED FASTENER HOLES AND COUNTERSINKAS PER B737-7 SRM 51-40-08-0G-0.;[09] VERIFIED STEP 8.;[10] APPLIED TOPCOAT ON CENTER WHEEL WELL PANEL 193E REF B 737 AMM 51-21-73-370-803;[11] VERIFIED STEP 10