Service difficulty report · Actuator · Dhav DHC8102

Difficulty date
February 12, 1997
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Dhav DHC8102
Engine
Pwa PW120A
Part
Actuator
Part number
AL00701
Condition
Malfunction
Location
Aileron Trim
Part time
20,891 hours
Stage of operation
TX
Nature of condition
F
Precautionary procedure
D

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

What was found

(CAN) ON TWO OCCASIONS THE AILERON TRIM FROZE AND THE ACTUATOR WAS REPLACED. ACTUATOR SENT TO REPAIR SHOP WHERE "FREEZING" OF UNIT WAS CONFIRMED. FAULT DUE TO ACTUATOR BEING INTERNALLY CONTAMINATED WITH WATER.