SDR SWIA202053537

Service difficulty report · Skin · Cndair CL6002B19

Difficulty date: September 12, 2020
Submitted: October 23, 2020
Operation: Air carrier
Aircraft: N919EV
Make and model: Cndair CL6002B19
Aircraft serial: 7780
Aircraft time: 34,282 hours, 34,200 cycles
System (JASC): 5730 · Wing, Plate/Skin
Part: Skin
Condition: Chafed
Location: Rt Wing
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

WING LOWER PLANK UNDER PANEL 193AB CHAFED AT RBL 45. C-CHECK RO 10/20/2020. BLENDED OUT CHAFE ON WING LOWER PLANK UNDER PANEL 193AB AT RBL 45, IAW CRJ200 SRM. ORIGINAL MATERIAL THICKNESS OF LOWER WING PLANK AT REWORKED AREA ZONE A .300. REMAINING MATERIAL THICKNESS AT BLENDED OUT .280 -.304, MATERIAL LOSS IS .020, MAXIMUM ALLOWABLE .040 BLEND ZONE A (SINGLE ASTERISK) >0.150 FROM CSK. FOUND TO BE WITHIN LIMITS, REF REO BOMBARDIER ENGINE DWG.