SDR SWIA202055097

Service difficulty report · Stringer · Cndair CL6002C10

Difficulty date: October 25, 2020
Submitted: January 8, 2021
Operation: Air carrier
Aircraft: N609SK
Make and model: Cndair CL6002C10
Aircraft serial: 10020
Aircraft time: 42,111 hours, 31,503 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Corroded
Location: Zone 100
Stage of operation: IN
How discovered: O
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

STRINGER 25L HAS CORROSION BETWEEN APPROXIMATELY FS 295 AND FS 319, MARKED. C-CHECK RO 1/5/2021. REMOVED CORROSION ALONG STRINGER 25L FROM FS 319, PER CRJ700 SRM. STRINGER ORIGINAL THICKNESS .063, AREA WITH LOWEST MATERIAL REMAINING .015, DAMAGE REMOVED .048. TOOL USED TUC8530 DUE DATE 31AUG-2021, PER BOMBARDIER DWG. STRINGER FOUND TO BE OUT OF LIMITS, PER CRJ700 SRM. REMOVED AND INSTALLED NEW STR 25L FROM FS 280-FS 333. REF CRJ700 SRM AND DWG. NO LEAKS NOTED AND COMPLIED WITH TASK CARD.