Service difficulty report · Skin · Boeing 727225

Difficulty date
October 24, 2007
Submitted
February 24, 2008
Operation
Air carrier
Aircraft
N748DH
Make and model
Boeing 727225
Aircraft serial
22440
Aircraft time
46,617 hours, 27,939 cycles
Part
Skin
Condition
Cracked
Location
Wbl 124
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

LEFT INBOARD MID FLAP UPPER SURFACE WBL124 AT MID SPAR SKIN IS CRACKED AT LOCK FASTENER. REMOVED FASTENERS ON LEFT INBOARD MID FLAP UPPER SURFACE COMMON TO MID FLAP SPAR STA 124.2 IAW SRM 51-30-2. C/W HFEC IAW NDT PT 6 51-00-00 FIGURE 23, ALUMINUM PART SURFACE INSPECTION AND PT 6 51-00-00 FIGURE 16 ALUMINUM PART FASTENER HOLE INSPECTION (ROTARY SCANNER). NO RELEVANT INDICATIONS WERE NOTED IN FASTENER HOLES. C/W HFEC IAW NDTM PT 6 51-00-00 FIGURE 23 ALUMINUM PART SURFACE INSPECTION OF UPPER SKIN CRACK MARKED END OF CRACK ABOVE LOCK FASTENERS COUNTERSINK. CUT DAMAGE AREA DIMENSION 1" BY 1" IAW DRAWING NR ES87100018-001-B REV 1R. FABRICATED REPAIR FILLER IAW DRAWING NR ES87100018-001-B REV IR. PARTS AND AREA TREATED AND PRIMED IAW DRAWING NR ES87100018-001-B REV 1R. INSTALLED REPAIR PARTS IAW DRAWING NR ESD87100018-001-B REV IR.