Service difficulty report · Actuator · Cessna 560XL

Difficulty date
February 26, 2015
Submitted
March 2, 2015
Operation
Air carrier
Aircraft
N681QS
Make and model
Cessna 560XL
Aircraft serial
5605181
Aircraft time
11,610 hours, 9,198 cycles
Part
Actuator
Condition
Malfunctioned
Location
Rudder
Stage of operation
CR
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

TRIED TO MOVE THE RUDDER TRIM BOTH LT & RT. THE RUDDER TRIM WOULD NOT MOVE EITHER WAY. ON TAXI IN AFTER LANDING THE RUDDER PEDALS WERE STIFF TO STEER THE AIRPLANE. NO MECHANICAL DEFECTS WERE NOTED, HOWEVER THE RUDDER TRIM ACTUATOR DID NOT APPEAR TO HAVE MUCH GREASE IN IT. DUE TO BACKORDER ON THE RUDDER TRIM ACTUATOR THE RUDDER TRIM ACTUATOR WAS LUBED IAW AMM 12 21-01. NO BINDING OR STIFFNESS WAS NOTED DURING GND OPERATION. VISUALLY INSPECTED RUDDER & RUDDER COMPONENTS, CABLES, RUDDER TRIM CABLES, RUDDER BIAS ACTUATOR, BLANKET & BLEED PORTS, NO DEFECTS NOTED. VISUALLY INSPECTED THE NWS TO INCLUDE PROPER MOVEMENT IAW THE MM, SLUGGISH MOVEMENT, PERFORMED LOW SPEED TAXI CHECK, NO DEFECTS NOTED. PERFORMED LOW SPEED TAXI CHECK, OPERATIONS ARE SATISFACTORY. ACCOMPLISHED TASK TC-5XL 53-110306 FUSELAGE BILGE DRAIN CLEANING. VISUALLY INSPECTED, NO DRAINS WERE FOUND TO BE BLOCKED, RAN WATER THROUGH MOISTURE DRAINS, NO CLOGGING NOTED. LUBED THE RUDDER TRIM ACTUATOR & NOTED THE PERFORMANCE OF MOVEMENT. RUDDER TRIM ACTUATOR HAS BEEN LUBED WITH DC 33 AS REQUESTED. THE TRIM ACTUATOR MOVEMENT IS SMOOTH AT THIS TIME.

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