SDR SWIA202161207

Service difficulty report · Frame · Cndair CL600*

Difficulty date: August 15, 2021
Submitted: September 23, 2021
Operation: Air carrier
Aircraft: N766SK
Make and model: Cndair CL600*
Aircraft serial: 10232
Aircraft time: 42,100 hours, 27,112 cycles
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
Part number: SH670318913
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

FRAME SECTOR AT FS319.70 BETWEEN STGR18L-STGR21L HAS INTERGRANULAR CORROSION IN MULTIPLE LOCATIONS. (C-CHECK RO 9-21-21) REMOVED AND REPLACED CORRODED BACK UP FRAME SECTION AT FS319.70 BETWEEN STGR18L AND 21L WITH NEW FRAME (P/N SH670-31891-3) USING NEW FASTENERS. REF BOMBARDIER DWG# SH670-31810 REV Y AND CRJ700 SRM'S 51-42-06-001-001 A01 AND 51-42-21-001-001 A01. SEE CONTINUE CARD FOR FURTHER DETAILS. LEAK CHECK GOOD. / SKYCARD 51-900-1002-SKY COMPLIED WITH.