Service difficulty report · Actuator · Pilats PC1247E

Difficulty date
January 20, 2025
Submitted
January 24, 2025
Operation
Air carrier
Aircraft
N469AF
Make and model
Pilats PC1247E
Aircraft serial
1469
Aircraft time
10,435 hours, 9,388 cycles
Engine
Pwc PT6A67P
Engine time
6 hours, 9 cycles
Propeller
Hartzl HCE4A3D
Part
Actuator
Part number
9595601823
Part serial
57
Condition
No Discrepancy
Location
Zone 700
Part time
10,435 hours, 9,388 cycles
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

DURING APPROACH TO KTEB, THE CREW PLACED THE LANDING GEAR HANDLE TO THE DOWN POSITION. THE LEFT MAIN LANDING GEAR LIGHT REMAINED "IN TRANSIT." THE CREW DECLARED AN EMERGENCY AND CONTINUED THE APPROACH. JUST PRIOR TO LANDING, THE "IN TRANSIT" LIGHT EXTINGUISHED AND THE CREW SAW A "DOWN AND LOCKED" CONDITION. THEY LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS FERRIED TO KPSM FOR MAINTENANCE. THE TECHNICIAN CORRECTED THE DISCREPANCY WITH THE FOLLOWING: "“PERFORMED OPS CHECK OF MLG SYSTEM IAW PILATUS AMM 12-B-32-30-00-00A-903B-A, UNABLE TO DUPLICATE FAULT, MX CONTROL AND MX MANAGEMENT REQUESTS CHANGE OF LH MLG ACTUATOR. REMOVED AND REPLACED LH MLG ACTUATOR IAW PILATUS AMM SECTION 12-B-32-30-01-00A-920B-A. OPS CHECK OK. NO DEFECTS NOTED." THE ACTUATOR WAS SUSPECTED AS THE CAUSE DUE TO THE HIGH TIME AND CYCLE COUNT.