SDR SWIA202055664

Service difficulty report · Nut · Cndair CL6002B19

Difficulty date: December 7, 2020
Submitted: January 29, 2021
Operation: Air carrier
Aircraft: N957SW
Make and model: Cndair CL6002B19
Aircraft serial: 7829
Aircraft time: 43,076 hours, 36,743 cycles
System (JASC): 5753 · Trailing Edge Flaps
Part: Nut
Condition: Corroded
Location: Flap Hingbox
Stage of operation: IN
How discovered: 9
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

L OUTBOARD FLAP INBOARD HINGBOX CENTER HINGE BOLTS LEFT AND RIGHT NUTS HAVE CORROSION. C-CHECK RO 1/28/2021. REMOVED AND REPLACED CORRODED HARDWARE AT LT OUTBOARD FLAP, INBOARD HINGE BOX AT WS 178.00 CENTER MOUNTING POSITION, IAW CRJ200 AMM 57-21-35-400-801 STEPS 3B(1,2,6,7) AND TASK 57-21-35-400-801, STEPS 3A (1-6,10-12).