Dynon Avionics SkyView HDX - Limited Warranty; Warranty Terms and Exclusions

Page | ii
HDX Autopilot Servo Installation & Maintenance Manual - Piper PA-34 Seneca Series, Rev A
Table of Contents
1 Introduction .................................................................................................. 4
1.1 Product Delivery and Warranty ..................................................................................... 4
1.2 Product Registration ..................................................................................................... 4
1.3 Using this Manual ......................................................................................................... 4
1.4 Manual Iconography ..................................................................................................... 5
1.5 Referenced Documents ................................................................................................ 5
1.6 Mechanical Drawings ................................................................................................... 5
1.7 Installation Record ........................................................................................................ 5
2 Installation Compliance .............................................................................. 6
2.1 Pre-installation Information ........................................................................................... 6
3 Control Cable Verification .......................................................................... 7
4 Materials ....................................................................................................... 8
5 Servo Bracketry Installation and Bridle Cable Preparation .................. 10
5.1 Roll Servo Bracketry Installation ................................................................................. 10
5.2 Roll Servo Bridle Cable Preparation ........................................................................... 14
5.3 Pitch Servo Bracketry Installation ............................................................................... 16
5.4 Pitch Servo Bridle Cable Preparation ......................................................................... 21
6 Servo Electrical Wiring ............................................................................. 23
7 Servo Maintenance .................................................................................... 24
7.1 Roll Servo Removal and Installation ........................................................................... 24
7.2 Pitch Servo Removal and Installation ......................................................................... 28
7.3 Servo Calibration Procedure....................................................................................... 31
7.4 Servo Test Procedure ................................................................................................. 32
7.5 Servo Capstan Removal and Re-installation .............................................................. 32
7.6 Cable Guard Adjustment ............................................................................................ 33
7.7 Servo Shear Screw Replacement ............................................................................... 33
8 Figures ........................................................................................................ 34
8.1 Servo Locations and Access ...................................................................................... 34
8.2 Roll Servo Parts, Assemblies, and Installation ........................................................... 35
8.3 Pitch Servo Parts, Assemblies, and Installation.......................................................... 47