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While troubleshooting a flight crew report of rudder-aileron trim wheel binding on a ce-560XL; an aircraft maintenance inspector finds the autopilot control wire bundle tangled in the rudder-aileron trim assembly vertical shafts; inside the aft end of the cockpit center pedestal. Inspector questions if a task card for inspecting the routing and security of wire bundles and tie-wraps had been accomplished.
| Attributes | |
| ACN | 1215578 |
| Time | |
| Date | 201411 |
| Local Time Of Day | 0601-1200 |
| Place | |
| Locale Reference | ZZZ.Airport |
| State Reference | US |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Make Model Name | Citation Excel (C560XL) |
| Operating Under FAR Part | Part 135 |
| Flight Phase | Parked |
| Component | |
| Aircraft Component | Electrical Wiring & Connectors |
| Person 1 | |
| Function | Inspector |
| Qualification | Maintenance Airframe Maintenance Powerplant |
| Experience | Maintenance Inspector 15 Maintenance Technician 21 |
| Events | |
| Anomaly | Aircraft Equipment Problem Critical Deviation - Procedural Published Material / Policy |
Narrative:
During pre-flight; while testing the rudder trim; it binds when you turn it to the left. Also seems to be binding up against the aileron trim wheel. Found autopilot control wire bundle tangled in rudder aileron trim asymmetry shafts. Removed aileron rudder trim asymmetry from pedestal and untangled wire bundle. Installed rudder aileron trim assembly in accordance with (iwa) cessna 560XL MM. Rudder and aileron trim operate normal.
Original NASA ASRS Text
Title: While troubleshooting a flight crew report of Rudder-Aileron Trim wheel binding on a CE-560XL; an Aircraft Maintenance Inspector finds the Autopilot Control wire bundle tangled in the Rudder-Aileron Trim Assembly vertical shafts; inside the aft end of the cockpit Center pedestal. Inspector questions if a Task Card for inspecting the routing and security of wire bundles and tie-wraps had been accomplished.
Narrative: During pre-flight; while testing the rudder trim; it binds when you turn it to the left. Also seems to be binding up against the aileron trim wheel. Found autopilot control wire bundle tangled in rudder aileron trim asymmetry shafts. Removed aileron rudder trim asymmetry from pedestal and untangled wire bundle. Installed rudder aileron trim assembly In Accordance With (IWA) Cessna 560XL MM. Rudder and aileron trim operate normal.
Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.