Service difficulty report · Limit Switch · Cessna 560XL

Difficulty date
December 12, 2019
Submitted
December 12, 2019
Operation
General aviation
Aircraft
N33LX
Make and model
Cessna 560XL
Aircraft serial
5606010
Aircraft time
2,606 hours, 2,409 cycles
Part
Limit Switch
Condition
Intermittent
Location
Stabilizer
Part time
2,606 hours, 2,409 cycles
Stage of operation
LD
How discovered
O
Nature of condition
P
Precautionary procedure
O

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

What was found

AFTER LANDING @ KCHT AND DURING TAXI, NO TAKEOFF CAS MESSAGE WAS DISPLAYED. PILOTS REPORTED THAT AFTER SHUTDOWN THE AIRCRAFT STABILIZER WAS IN THE HIGH SPEED CONFIGURATION. FLAPS WHERE AT 7 DEGREES AND THERE WAS NO CAS MESSAGE DISPLAY OF STABILIZER MIS-COMPARE. FLAPS WHERE MOVE FROM 0 TO FULL NUMEROUS TIMES AND IT WAS NOTED THAT THE 2 POSITION TAIL WAS NOT MOVING. FOUND STABILIZER DOWN-LIMIT SWITCH MALFUNCTIONING. SWITCH WAS REPLACED AND AIRCRAFT WAS RETURNED TO SERVICE PART TT 2606 LDGS 2409. THIS AIRCRAFT HAD HAD IDENTICAL FAILURE WITH SAME CONDITIONS 2 YEARS PRIOR WHEN LANDING @ KGKY. NO TAKEOFF CAS MESSAGE WAS DISPLAYED AND STAB MIS-COMPARE MESSAGE DISPLAY WAS ABSENT. NZ017 PCB WAS REPLACED TO RESOLVE THAT ISSUE PCB TT 2044 LDGS 1880. AIRCRAFT IS AOG WITH THIS CONDITION AND CANNOT BE FERRY FLIGHTED

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