JLG TF6-42 Service Manual - Manuale (Pagina 191)

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Contents
1. Functional specification ..................................................................................................................................... 4
1.1 External interfaces overview..............................................................................................................5
1.2 Controller Modes ................................................................................................................................6
1.2.1 Normal Driving Mode................................................................................................................................. 6
1.2.2 Self Test Mode............................................................................................................................................ 6
1.2.3 Limp Home Mode....................................................................................................................................... 6
1.2.4 Shutdown Mode.......................................................................................................................................... 6
1.2.5 Calibration Mode ........................................................................................................................................ 7
1.3 Transitions Between Normal Driving Modes ...................................................................................7
1.4 Operation in Handler Mode...............................................................................................................7
1.5 Operation in Aerial Work Platform (AWP) Mode..........................................................................7
2. Safety Related Aspects....................................................................................................................................... 8
2.1 Considered Faults................................................................................................................................8
2.2 Behavior in Case of Faults..................................................................................................................8
2.2.1 General........................................................................................................................................................ 8
2.2.2 Reset Condition........................................................................................................................................... 8
2.2.3 Supply Voltage Out of Rrange.................................................................................................................... 9
2.2.4 Internal Faults ............................................................................................................................................. 9
2.2.5 Program Out of Control ............................................................................................................................ 10
2.2.6 Intermittent Power Loss ............................................................................................................................ 10
2.2.7 Drivetrain Shut Down ............................................................................................................................... 10
2.2.8 Single Faults on Analog Outputs .............................................................................................................. 10
2.2.9 Single Faults on Discrete Outputs............................................................................................................. 11
2.2.10 Incorrect Input Patterns............................................................................................................................. 12
2.2.11 Speed Sensor faults................................................................................................................................... 13
2.2.12 Analog Sensor Faults ................................................................................................................................ 13
2.2.13 Indication of Faults ................................................................................................................................... 14
2.2.14 Overview of Fault Codes .......................................................................................................................... 15
2.2.15 Indication of Faults That Have Previously Occurred ................................................................................ 16
2.3 Behavior when faults are removed..................................................................................................17
2.3.1 Over Voltage............................................................................................................................................. 17
2.3.2 Under Voltage........................................................................................................................................... 17
2.3.3 Internal Faults ........................................................................................................................................... 17
2.3.4 Program Out of Control ............................................................................................................................ 17
2.3.5 Intermittent Power Loss ............................................................................................................................ 17
2.3.6 Single Faults on Outputs ........................................................................................................................... 17
2.3.7 Multiple Faults on Related Outputs .......................................................................................................... 17
2.3.8 Incorrect Input Patterns............................................................................................................................. 17
2.3.9 Speed Sensor Fault.................................................................................................................................... 17
2.3.10 Analog Sensor Fault.................................................................................................................................. 17
3. Environmental Conditions ............................................................................................................................... 18
3.1 Nature of Environmental Conditions ..............................................................................................18
3.2 Behaviour of the System Under Certain Conditions .....................................................................18
4. Diagnostics and Guidelines............................................................................................................................. 18
4.1 Diagnostics and Maintenance...........................................................................................................18
4.1.1 General...................................................................................................................................................... 18
4.1.2 Self Test Functions ................................................................................................................................... 18