Service difficulty report · Controller · Cessna 750

Difficulty date
August 5, 2014
Submitted
August 21, 2014
Operation
Air carrier
Aircraft
N784XJ
Make and model
Cessna 750
Aircraft serial
7500084
Aircraft time
12,120 hours, 7,369 cycles
Part
Controller
Condition
Faulty
Location
Te Flap
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

DURING CLIMB OUT FLIGHT CREW RECEIVED A FLAPS FAIL CAS MSG WHILE THE FLAPS WERE IN THE UP POSITION, REPEAT ISSUE. THE DECISION WAS MADE TO DIVERT & AN EMER LANDING WAS DECLARED. AN UNEVENTFUL LANDING WAS ACCOMPLISHED. A FAULTY RT FLAP POSITION RESOLVER PN 9914510-4, DUE TO VOLTAGE CHECK OUT OF TOLERANCE. THE RESOLVER WAS REPLACED & FLAP ELEC RIGGING WAS ACCOMPLISHED. THE FLAP PDU PN 9914615-3 WAS REPLACED & FLAPS ELEC RE-RIGGED. ACFT FAILED THE CONFIDENCE FLIGHT & DIVERTED FOR MX. AN EMER LANDING WAS AGAIN DECLARED, FOLLOWED BY AN UNEVENTFUL LANDING. TROUBLESHOOTING REVEALED A FAULTY FLAP CONTROLLER PN 6718328-1. THE FLAP CONTROLLER WAS REPLACED ALONG WITH THE NR 2 FLAP POSITION SENSOR PN 9914510-4. OPS CHECKS PERFORMED & A MX FLIGHT IS SCHEDULED AT A LATER TIME.

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