SDR SWIA2026022375305

Service difficulty report · Floor Support · Cndair CL6002B19

Difficulty date: November 13, 2025
Submitted: February 23, 2026
Operation: Air carrier
Aircraft: N709BR
Make and model: Cndair CL6002B19
Aircraft serial: 7850
Aircraft time: 44,201 hours, 38,528 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Corroded
Location: Zone 200
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 UPPER SURFACE PRESSURE FLOOR SILL STRUCTURE SHOWING SIGN OF CORROSION AT BS 424 - 449. REMOVED, & TREATED CORROSION ON RT FLOOR SILL IAW REO 601R-53-41-666, REV C, SRM-51-21-11, SRM-51-25-06, & SRM-51-25-16. ORIGINAL THICKNESS MEASURED 0.080", REMAINING THICKNESS ON BLEND OUT AREA IS 0.076", FOUND TO BE WITHIN ALLOWABLE LIMITS.