Service difficulty report · Floorbeam · Cndair CL6002B19

Difficulty date
December 13, 2020
Submitted
December 23, 2020
Operation
Air carrier
Aircraft
N457AW
Make and model
Cndair CL6002B19
Aircraft serial
7854
Aircraft time
37,789 hours, 36,912 cycles
Part
Floorbeam
Part number
601R31145220
Condition
Corroded
Location
Zone 100
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

PRESSURE FLOOR ANGLE AND SUPPORT AT FS 544 TO FS 559, RBL 43, STR 17, W/L 73.50, STR 17 HAS CORROSION. AIRCRAFT REMOVED FROM SERVICE. REMOVED CORROSION FROM FLOOR ANGLE (2 EA) POSITIONS AT FS 544 TO FS 559, RBL 43, STR. 17, W/L 73.50, STR 17. REWORKED DIMENSIONS (P1)=0.7 W X 0.6 L, (P2)=0.5 W X 1.2 L, REF REO 601R-53-41-666 REV (C). PERFORMED HFEC INSPECTION ON PRESSURE FLOOR ANGLE AT FS 544 TO FS 559, RBL 43, STR 17, W/L 73.50, STR 17, REF REO 601R-53-41-666 REV (C) DATED 2012-11-06 AND CRJ 200 PART 1 REV 42 NDTM 51-20-06, NO INDICATION NOTED. EDDY CURRENT TESTER S/N: 200051301 CAL DUE: 01/24/21. PERFORMED UT THICKNESS MEASUREMENT ON BLENDED AREA OF PRESSURE FLOOR ANGLE AT FS 544 TO FS 559, RBL 43, STR 17, W/L 73.50, STR 17. (P1) THICKNESS .077, (P2) THICKNESS .077, EVALUATED BLENDS FOUND TO BE WITHIN LIMITS, REF REO 601R-53-41-666 REV (C) DATED 2012-11-06 AND CRJ 200 PART 4 REV 42 NDTM 51-00-001. UT GAUGE S/N 151136107 CAL DUE: 09-16-21. APPLIED PROTECTIVE FINISH TO BLENDS, REF REO 601R-53-41-666 REV (C) DATED 2012-11-06.