Service difficulty report · Flex Drive · Beech 100BEECH

Difficulty date
July 17, 2007
Submitted
January 21, 2008
Operation
General aviation
Make and model
Beech 100BEECH
Aircraft time
17,569 hours
Engine
Pwa PT6A28
Propeller
Hartzl HCD4N3A
Part
Flex Drive
Part number
3X5K8563A44172
Condition
Damaged
Location
Te Flap Control
Stage of operation
AP
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) AN ATTEMPT TO LOWER THE FLAPS TO APPROACH SETTING FROM ZERO DEGREES RESULTED IN THE RT IB FLAP NOT MOVING AND THE (3) OTHERS MOVING TO FULL DOWN. THE PILOT LANDED WITHOUT INCIDENT AND A FERRY PERMIT WAS GRANTED FOR A FLIGHT WITH THE FLAPS UP AND LOCKED. UPON DISASSEMBLY OF THE SYSTEM IT WAS FOUND THAT THE RT FLAP FLEX DRIVE WAS DAMAGED AND BINDING UP OPERATION OF THE ACTUATOR. (TC NR 20070725003)