SDR DHL2001712521

Service difficulty report · Pressure Panel · Boeing 72729

Difficulty date: February 8, 2001
Submitted: February 16, 2001
Operation: Air carrier
Aircraft: N712DH
Make and model: Boeing 72729
Aircraft serial: 19401
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Pressure Panel
Condition: Cracked
Location: Mlg Ww
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

C-CHECK, MAIN CARGO MLG WHEEL WELL TOP SURFACE SHOWS 4 CRACKS OF .5 INCH BETWEEN RBL 17 AND RBL 25, STA 910 AND STA 920. REMOVED FLOOR PANELS, BRACKETS, CLIPS, STRAPS DWG 65-89360-3. PERFORMED STOP DRILL IAW DWG 65-89360-3. FABRICATED DOUBLER (ALCLAD 2024, T3, 0.080 INCH; 14 INCH X 32 INCH) IAW DWG 65-89360-3. CLEANED, TREATED AND PRIMED IAW SEM 51-10-2, PAGE 1 AND 2. REINSTALLED FLOOR PANELS, BRACKETS, CLIPS, STRAPS IAW DWG 65-89360-3. REFER TO J/C 7107 FOR OPS CHECK. (NON-ROUTINE CARD 0412)

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