Service difficulty report · Floorbeam · Cndair CL6002D24

Difficulty date
January 10, 2025
Submitted
January 17, 2025
Operation
Air carrier
Aircraft
N336PQ
Make and model
Cndair CL6002D24
Aircraft serial
15336
Aircraft time
22,733 hours, 17,479 cycles
Part
Floorbeam
Part number
CC6703320230
Condition
Cracked
Location
Zone 200
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

"RBL12 COCKPIT FLOOR BEAM IS CRACKED AT FS280. GAINED ACCESS AND CUT AWAY DAMAGED PORTION OF CRACKED FLOORBEAM IAW REO 690-53-11-1924, REV --, DATED 2025-01-12, STEPS 1 THRU 3. FABRICATED ITEM 1 USING ANGLE P/N S6144-14, ITEM 2 USING 7075-T6 PO# 5-6808, AND ITEM 3 USING 2024-T3 .050"" PO# W91989 IAW REO 690-53-11-1924, REV --, DATED 2025-01-12. FABRICATED ITEM 4 LIPPED ANGLE MADE OF 2024 T0 TO T42 (HEAT TREAT CERT ATTACHED). 0.063"". IAW REO 690-53-11-1924. REV --. DATED: 2025-01-12. STEPS 5 THRU 10. PARTIALLY INSTALLED REPAIR PARTS OF RH COCKPIT FLOOR BEAM RBL 12.00 AT FS 280.00 IAW REO 690-53-11-1924. REV --. DATED: 2025-01-12. COMPLETED INSTALLATION OF REPAIR PARTS OF RH COCKPIT FLOOR BEAM RBL 12.00 AT FS 280.00 AND ALL REMAINING STEPS IAW REO 690-53-11-1924. REV --. DATED: 2025-01-12. RESTORED SURFACE FINISH ON REWORKED AREA IAW CRJ900 SRM 51-25-21-001-001-A01. "