Danfoss pved-cl Operation Manual page 7

Operation Manual
PVED-CL Controller for Electro-Hydraulic Steering, Version 1.38
Contents
Auto-steering
Reduced State
Diagnostic & Troubleshooting
Appendix
© Danfoss | May 2016
Auto-steering...................................................................................................................................................................................94
Guidance Commands...................................................................................................................................................................94
Calculating the Wheel Angle..................................................................................................................................................... 94
Closing the Loop............................................................................................................................................................................ 94
Trimming the System................................................................................................................................................................... 95
Noise due to Frequent Pressure Build-up............................................................................................................................. 95
Select a Fixed Sensitivity............................................................................................................................................................. 96
Vehicle Speed Dependent Sensitivity.................................................................................................................................... 96
Magnetic Valves OFF Control.................................................................................................................................................... 97
Resolving a Steering Control Conflict............................................................................................................................... 97
SASA disengage ability check....................................................................................................................................................97
Reduced State................................................................................................................................................................................. 99
Reduced Steering Functionality............................................................................................................................................... 99
High Priority Steering Device Fault.................................................................................................................................... 99
Low Priority Steering Device Fault..................................................................................................................................... 99
Vehicle Speed Sensor Fault................................................................................................................................................ 100
Steered Wheel Angle Sensor Fails....................................................................................................................................100
Diagnostic...................................................................................................................................................................................... 101
Example on Resolving a Fault ...........................................................................................................................................101
Solution......................................................................................................................................................................................101
Troubleshooting.......................................................................................................................................................................... 101
Typical Fault Sources..................................................................................................................................................................101
J1939 Diagnostic Interface.......................................................................................................................................................102
AD1 and/or AD2 Short-circuit............................................................................................................................................104
Missing CAN Sensor Set-points.........................................................................................................................................104
Redundant Wheel Angle Sensor Values Deviate too much or CAN Sensor Set-point Data out of
Range.................................................................................................................................................................................. 105
Steering Wheel Speed Plausibility Check Failure....................................................................................................... 105
Vehicle Speed CAN Sensor Data Plausibility Check Failure.................................................................................... 105
Power Supply Voltage.......................................................................................................................................................... 106
Sensor Supply Voltage......................................................................................................................................................... 106
Loss of Main Spool Control or Spool Position Plausibility Check Failure...........................................................106
Internal PVED-CL Error..........................................................................................................................................................106
LED Diagnostic............................................................................................................................................................................. 106
System Parameters..................................................................................................................................................................... 107
Program Parameters...................................................................................................................................................................112
Steering Device Parameters.................................................................................................................................................... 114
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