Service difficulty report · Skin · Boeing 7478F

Difficulty date
August 27, 2024
Submitted
October 9, 2024
Operation
Air carrier
Aircraft
N634UP
Make and model
Boeing 7478F
Aircraft serial
37564
Aircraft time
30,319 hours, 4,530 cycles
Part
Skin
Part number
113U27005A
Part serial
XAC002
Condition
Damaged
Location
Zone 500 Flap
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

FAULT - ITEMS IDENTIFIED BY BUYER - LEFT INBD AFT FLAP - MULTIPLE IMPACT DAMAGES (REPAIR). REMOVE DAMAGE AREA AND SURFACE MOISTURE AND CLEAN THE DAMAGE AREA I.A.W. 747-8F SRM 57-53-01-2R-1 REFER TO SRM 51-70-05-2R-1 PARAGRAPH 5.A.(1), (2) REV.43. REMOVE THE DAMAGE AND TAPER SAND. RECORD THE DAMAGE AREA (DIAMETER:1", 93.5" FROM INBOARD EDGE, 4.5" FROM LEFT HAND AFTER EDGE) I.A.W. 747-8F SRM 57-53-01-2R-1 REFER TO SRM 51-70-05-2R-1 PARAGRAPH 5.A.(3), (4) & (5) REV.43. REMOVE FLUIDS, AND OTHER CONTAMINATION HEAT AREA TO 150°F TO 170°F HOLD FOR 8 HOURS MINIMUM I.A.W. 747-8F SRM 51-70-05-2R-1 PARAGRAPH 5.A.(6). REFER TO SRM 51-20-15-2R-1 REV.43. BOND THE REPAIR PLIES WITH RESIN AND CURE AT 260°F FOR 130 MINUTES WITH MINIMUM VACUUM OF 22 IN/HG I.A.W. 747-8F SRM 51-70-05-2R-1 PARAGRAPH 5.A.(7). THRU PARAGRAPH 5.D REV43. PAPER FINAL REVIEW OK

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