Service difficulty report · Control Cable · Dhav DHC8301

Difficulty date
May 23, 2011
Submitted
September 9, 2011
Operation
Air carrier
Make and model
Dhav DHC8301
Aircraft time
29,980 hours
Engine
Pwa PW123
Propeller
Hamstd 14SF15
Part
Control Cable
Part number
82700568S001
Condition
Frayed
Location
Ailerons
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

DURING SCHEDULED INSP, FOUND AILERON CABLE, PN 82700568-S001 AT RT WING STN 181 FRAYED AND STARTING TO UNRAVEL. THE POINT OF THE FAILING CABLE IS LOCATED IN A CABLE BLOCK ON THE AFT SPAR WERE ALUMINUM GUIDE ROLLERS, PN FL4C6-2 ARE IN CONTACT WITH THE CABLE. WITH THE AILERONS IN THE NEUTRAL POSITION THE FRAYED CABLE IS PARTIALLY OBSTRUCTED BY THE CABLE BLOCK. IT IS ONLY WHEN THE AILERONS ARE MOVED THAT THE CABLE DAMAGE IS CLEARLY VISIBLE.