SDR AWXA200300589

Service difficulty report · Floor Support · Boeing 7572S7

Difficulty date: May 3, 2003
Submitted: May 28, 2003
Operation: Air carrier
Aircraft: N901AW
Make and model: Boeing 7572S7
Aircraft serial: 23321
Aircraft time: 66,785 hours, 26,059 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: 146N52421
Condition: Corroded
Location: Fuselage
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

LCQ - MAJOR REPAIR - DURING C-09 CHECK INTERGRANULAR CORROSION WAS FOUND ON CABIN FLOOR SUPPORT AT B/S 1640, BL 0. MAINTENANCE FOUND CORROSION WAS ON EXISTING REPAIR; REMOVED CORRODED REPAIR PART AT BS 1640, BL 0; FABRICATED A LEACH CHANNEL PER DWG 146N5242-1, AND A NEW REPLACEMENT FLOOR SUPPORT PER DWG 146N5230; INSTALLED REPAIR PARTS IAW B757-200 SRM 51-20-01, PG. 10.

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