Service difficulty report · Unknown · Cessna 560XL

Difficulty date
July 3, 2023
Submitted
July 3, 2023
Operation
Air carrier
Aircraft
N599QS
Make and model
Cessna 560XL
Aircraft serial
5605714
Aircraft time
14,388 hours, 10,962 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
DE
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

IN FLT, DESCENDING THRU 32500, HAD A PITCH TRIM RUNAWAY. PERFORMED MEMORY ITEMS FOR RUNAWAY PITCH TRIM, FOLLOWED RUNAWAY PITCH TRIM QRC ITEMS, PULLED LP C16R5 CIRCUIT BREAKER. COMPLIED WITH ELEVATOR TRIM ACT GREASING TO PURGE OLD GREASE FROM ACTS. MOSTURE CONTAMINANT WAS EVIDENT, NOTED THAT WHEN GREASING ACTUATORS IT TOOK A LOT OF GREASE TO BE PUMPED INTO FITTINGS BEFORE OLD GREASE CAME OTU SUSPECT NOT ENOUGH GREASE WAS INSTALLED INTO ACTUATORS. ACTUATOR TRIM THROUGH FULL OF MOTION 10 TIMES ELECTRICALLY & MANUALLY WITH TRIM WHEEL, NO DEFECTS. TRAVEL FELT SMOOTH & SATIS. NO FURTHER DEFECTS NOTED AT THIS TIME WORK IAW MM 12-20-27.

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