Service difficulty report · Actuator · Pilats PC12

Difficulty date
September 14, 2000
Submitted
October 31, 2000
Operation
General aviation
Make and model
Pilats PC12
Part
Actuator
Part number
951D1009
Part serial
0981A
Condition
Worn
Location
Te Flap
Part time
171 hours
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

TWO SHAFT SUPPORT BEARINGS WERE NOT INSTALLED AT THE TIME OF ORIGINAL ASSEMBLY. THE OMISSION OF THESE BEARINGS SA13589-1 AND SA13588-1 CAUSED PREMATURE WEAR OF THE WORN SHAFT RESULTING IN EXCESSIVE GEAR BACKLASH. (X)