Service difficulty report · Actuator · Pilats PC1245

Difficulty date
March 13, 2007
Submitted
May 1, 2007
Operation
General aviation
Make and model
Pilats PC1245
Aircraft time
6,473 hours
Engine
Pwa PT6A67B
Propeller
Hartzl HCE4A3D
Part
Actuator
Part number
9787320309
Condition
Frozen
Location
Te Flaps
Part time
2,259 hours
Stage of operation
TX
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

(CAN) FLAP ACTUATOR WOULD TEMPORARILY FREEZE/SEIZE AT THE END OF A FLIGHT WHILE WAITING ON THE GROUND AT OAT-5-12C. AFTER WARMING A/C, FLAPS WOULD RESET AND FUNCTION NORMALLY. ACTUATOR REMOVED FROM SERVICE. FLAP WARNING UNIT FAILURE CODES INDICATED HIGH CURRENT DRAW. FLAPS SYSTEM TESTED WITHIN CURRENT DRAW LIMITS AFTER REPLACEMENT OF ACTUATOR. MFG TECH REP HAS REQUESTED TEARDOWN REPORTS. (TC NR 20070314008)