SDR SWIA202161300

Service difficulty report · None · Cndair CL6002C10

Difficulty date: August 19, 2021
Submitted: September 29, 2021
Operation: Air carrier
Aircraft: N789SK
Make and model: Cndair CL6002C10
Aircraft serial: 10291
Aircraft time: 31,339 hours, 19,189 cycles
System (JASC): 5300 · Fuselage Structure (General)
Part: None
Condition: Corroded
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

MAIN AVIONICS BAY STGR 21L BACK-UP SILL CORRODED BETWEEN FS310.00- FS333.00 (C-CHECK RO 9/27/2021) BLENDED CORROSION ON F.S 310.00 TO 333.3 STGR 21 L BACK UP SILL, 100% MATERIAL LOSS. REMOVED AND INSTALLED NEW BACK-UP SILL ON STRG 21L BETWEEN F.S.310.00-F.S333.00 IAW CRJ700 SRM 51-42-06-001-001-A01 AND DWG SH670-31810 REV AE, COMLPIED WITH SKYWEST TASK CARD 51-900-1002-SKY