Service difficulty report · Aileron Sys · Dhav DHC8301

Difficulty date
February 9, 2015
Submitted
March 12, 2015
Operation
General aviation
Make and model
Dhav DHC8301
Aircraft time
55,713 hours
Engine
Pwa PW123
Part
Aileron Sys
Condition
Malfunctioned
Part time
55,830 hours
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(CAN) INITIAL REPORT OF ROLL CONTROL STIFF DURING LEFT AND RIGHT TURNS. ON GOING TROUBLESHOOTING FOUND NUMEROUS ITEMS CONTRIBUTING TO THE STIFFNESS DETECTED IN THE ROLL CONTROL SYSTEM. REPLACED MULTIPLE PULLEYS CONTROL CABLES BEARINGS IN PILOTS CONTROL WHEEL CABLE GUARDS, SPACERS, BUSHINGS AND BRACKETS AILERON TO SPOILER MIXING CLUTCH ROD END SPOILER ACTUATOR AT THIS TIME THE STIFFNESS CANNOT BE CONTRIBUTED TO ANY ONE SINGLE ITEM THE SPECIFIC ROLL CONTROL STIFFNESS IS NOW WITHING LIMITS AS PRESCRIBED BY THE AMM. (TC# 20150213011)