Service difficulty report · Wire Rope · Cndair CL2156B11215

Difficulty date
May 7, 2021
Submitted
May 10, 2021
Operation
General aviation
Aircraft
N415BT
Make and model
Cndair CL2156B11215
Aircraft serial
MSN1081
Aircraft time
5,314 hours, 3,087 cycles
System (JASC)
5200 · Doors
Part
Wire Rope
Part number
215261216
Condition
Frayed
Location
Bomb Bay Damper
Part time
50 hours, 137 cycles
Component
Damper Assy · Cndair · NA
Component part number
21526110
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

WIRE ROPE, WAS FOUND DURING DAILY INSP TO HAVE BROKEN STRANDS AT END THAT ATTACHES TO DAMPER FITTING. REMOVED & REPLACED WITH NEW WIRE ROPE ON LT FWD DOOR ATTACH POINT. VISUAL INSP OF REMAINING 3 WIRE ROPE ASSEMBLIES SHOW EXACT WEAR & BROKEN STRANDS IN SAME LOCATION, WHICH IS RIGHT AT DAMPER FITTING. WAY THE DAMPER FITTING MOVES SEEMS TO ALLOW IT TO HIT THE WIRE ROPE AT THE CONICAL / BEVELED CAVITY EDGE OF FITTING, WHICH WEARS & BREAKS STRANDS OF WIRE ROPE. LT FW WIRE ROPE REPLACED W/ NEW, & HAS 49.8 HOURS IN SERVICE W/ 137 WATER DROPS.