Service difficulty report · Skin · Boeing 737

Difficulty date
April 21, 2023
Submitted
April 24, 2023
Operation
Air carrier
Aircraft
N33714
Make and model
Boeing 737
Aircraft serial
28785
Aircraft time
77,673 hours, 28,060 cycles
Part
Skin
Part number
143A61107
Condition
Damaged
Location
Fwd Cargo Door
Stage of operation
IN
How discovered
V
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

GROUND CREW HIT FORWARD CARGODOOR WITH AIRSTART. LARGE HOLE NEAR FORWARD CARGO DOOR BELOW HANDLE. TRIMMED OUT DAMAGE AND SUBMITED TO EWR-ESC ALSO PARTIALLY REMOVED AFT SKIN FOR ACCESS . ACCOMPLISHED H.F.E.C. OF SKIN CUTOUT IAW AVO10690 REV. A AND NDT COMPLIED WITH INSPECTION REQUIREMENTS FOR STEPS 1,2,3A,B,D,E, COMPLIED WITH INSPECTION REQUIREMENTS FOR ACCOMPLISHMENT OF COMPLIED WITH INSPECTION REQUIREMENTS FOR ACCOMPLISHMENT OF COMPLIED WITH INSPECTION FOR INSTALL OF REPAIR WASHERS PER STEP PART 6 51-00-00 PROC. 23. NO CRACK INDICATIONS FOUND AT THIS STEP 4 AND 5 OF AVO10690 REV.A. VERIFIED REPAIR DOUBLER TO BE STEPS 5 B,C AND STEP 6 A,B PER AVO10690 REV A. SENT TO ESC. STEPS 7-12 OF AVO10690 REV A. 13 OF AVO10690 REV A. OK TO INSTALL REPAIR DOUBLER. TIME. 0.063IN 2024T3. P.O.#:7517720320. NEED TO PERFORM HFEC INSPECTION TO MAKE SURE THERE IS NO MORE NEED TO PERFORM HFEC INSPECTION TO MAKE SURE THERE IS NO MORE H.F.E.C. ACCOMPLISHED PER STEP 3C OF AVO10690 REV A. REMOVED AND REPLACED GROUND STARTER NIPPLE FITTING PER AMM ACCOMPLISHED STEPS 1, 2 ,3 (A), (B) OF AVO 10690 REV A . ACCOMPLISHED STEPS 3. (D) (E) STEP 4. OF AVO 10690 REV A. REF AVO 10690 REV A STEP 5. (A) NEED TO VERIFY REPAIR DOULER ACCOMPLISHED STEPS 5. (B) (C) STEP 6 . (A) (B). SENT TO EWR ESC FABRICATED DOUBLER COUNTERSINK,ALODINE AND PRIME PER STEPS 7-12 INSTALLED REPAIR WASHERS PER AVO 10690 STEP 13. DAMAGE PER STEP 3C AVO 10690. DAMAGE PER STEP 3C AVO 10690. 36-13-03 AS A PRECAUTION