SDR AWXA200600634

Service difficulty report · Floor Support · Boeing 757225

Difficulty date: December 21, 2005
Submitted: April 10, 2006
Operation: Air carrier
Aircraft: N907AW
Make and model: Boeing 757225
Aircraft serial: 22691
Aircraft time: 64,218 hours, 25,687 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: 143N536654
Condition: Corroded
Location: Fuslage
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

GYR - DURING C08 CHECK DISCOVERED CORROSION, LEVEL 2 EXFOLIATION, ON LOWER SURFACE OF FLOOR SUPPORT CHANNEL FOR FORWARD CARGO DOOR SILL. CORROSION ADJACENT TO ATTACH FASTENER HOLES AT BL 20R, BS 615, WL 160. CORROSION OUT OF SRM LIMITS. MAINTENANCE REMOVED FWD CARGO DOOR SILL FROM BS 560 TO BS 640 IAW BOEING SRM 51-40-02-OG. FABRICATED DOUBLER. INSTALLED FABRICATED DOUBLER IAW BOEING SRM 53-40-02. INSTALLED NEW SIDE PANEL ASSEMBLY AT BL 20R, BS 615, WL 160 IAW BOEING SRM 51-40-02.