SDR ASOA201000902

Service difficulty report · Sill · Cndair CL6002B19

Difficulty date: June 11, 2010
Submitted: June 15, 2010
Operation: Air carrier
Aircraft: N860AS
Make and model: Cndair CL6002B19
Aircraft serial: 7433
Aircraft time: 22,898 hours, 19,705 cycles
Engine: Ge CF343B1
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Sill
Condition: Corroded
Location: Bs 589-559
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

RIGHT FUSELAGE FLOOR SUPPORT SILL AT LBL 36 FASTENER HOLES HAVE CORROSION FROM FS 589 TO 559+112. AFTER CLEANING AREA FOUND NO CORROSION. RETREATED AREA IAW SRM 51-21-11. REMOVED FLOOR SILL IAW SRM 51-42-06 AND 51-42-21. FABRICATED REPLACEMENT LIPPED PLATE FOR SILL USING 7075-0 .050" IAW SRM 51-24-21. LOCATED AND DRILLED LIP PLATE AND SILL WEB IAW SRM 51-42-06, 51-42-21. TREATED, PRIMED AND PAINTED LIP PLATE IAW SRM CH 51-25-16. REPAIRED SILL WEB IAW REO 601R-53-51-119 STEPS 1-8.