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General| Brand | LORCH |
|---|---|
| Model | V Series |
| Category | Welding System |
| Language | English |
Lists and describes the main components of the welding machine.
Emphasizes safe operation and use of qualified personnel.
Refers to IEC 60974-4 for in-service inspection and testing.
Describes the procedure for testing the pump's functionality.
Explains how to reset parameters to factory settings.
Details the process for a full system reset, including data deletion.
Explains the basic functional blocks of a welding inverter.
Lists the responsibilities of the DK-MAPRO pc-board.
Describes status indicators (LEDs) for normal and malfunction states.
Explains DIP switch functions for programming and configuration.
Lists fuses and their safeguarding purposes.
Specifies measurement points and expected results.
Details connectors and their designations on the DK-MAPRO board.
Describes the role of the DK-DCI40/DK-AC140 pc-board.
Shows the layout of buttons and LEDs on the front panel board.
Outlines the functions of the DK-DCI45/DK-ACI45 pc-board.
Displays the component layout of the front panel board.
Details the steps to initiate and perform the front panel self-test.
Explains the primary drive level management of the power unit.
Describes setting the power unit type via DIP switches.
Lists LED indicators for normal and malfunction states.
Specifies measurement points and expected results.
Lists connectors and their designations on the DK-DCDRV board.
Provides a schematic diagram of the DCDRV primary driver.
Details different versions of MOSFETs and pc-boards and their compatibility.
Lists compatibility details for specific machine types.
Details compatibility for V24 and V40 machine types.
Warns about incompatibility between new and old MOSFETs/pc-boards.
Explains the drive level management for the secondary inverter.
Describes encoding of the AC power unit based on jumper settings.
Explains LEDs indicating IGBT drive status.
Lists measurement points for the temperature sensor.
Lists connectors and their designations on the DK-ACDRV board.
Provides a schematic of the AC inverter circuit.
Details the functions of the power-up circuit.
Lists measurement points for the board.
Specifies fuses for safeguarding the control transformer.
Explains the functions of the mains filter and power-up circuit.
Lists measurement points for the board.
Details fuses for the control transformer.
States the function as a mains filter.
Shows the layout of the mains filter board.
Describes its role in wiring secondary rectifier diodes.
Displays the component layout of the DK-GLCL board.
Details compatibility between old and new diode types.
Shows the component layout of the DK-GLCL3 board.
Provides a schematic diagram of the DK-GLCL3 circuit.
Explains its role as support for HF ignition.
Describes LED indicators for supply voltage status.
Lists measurement points for output voltage.
Displays the component layout of the DK-KSDCN board.
Provides a schematic diagram of the DK-KSDCN.
Details changes and new versions of the KSDCN board.
Explains its role as the ignition device.
Shows the component layout of the DK-HFDC board.
Provides a schematic diagram of the DK-HFDC.
Describes the step-by-step process of the ignition sequence.
Explains its role in wiring welding sockets.
Lists measurement points for output voltage.
Shows the component layout of the DK-EMV board.
Describes its function as a current sensor.
Lists measurement points for supply voltage.
Lists measurement points for supply voltage and sensor output.
Shows the diagram of the current sensor.
Differentiates between transformers used in driveable and mobile machines.
Provides a schematic of the temperature monitoring system.
Lists maximum allowed temperatures for different machine types.
Shows how internal supply voltages are generated and monitored.
Details voltage limits and corresponding error messages.
Illustrates the circuit for monitoring welding current.
Explains current measurement ratios and error conditions.
Shows the circuit for monitoring output voltage.
Lists error messages related to voltage measurement issues.
Shows the schematic for an internally cooled machine.
Illustrates the schematic for an externally cooled machine.
Explains identification methods for cooling systems.
Describes the steps to open and disassemble the flow meter.
Provides a schematic for torch button functions.
Details error conditions related to torch connection.
Shows the schematic for the remote control interface.
Lists signals, pins, and their designations for remote control.
Illustrates the circuit for monitoring primary current.
Explains error codes and reasons for primary overcurrent.
Provides a schematic of the power-up sequence and components.
Shows the schematic for bus voltage monitoring.
Lists bus voltage limits and corresponding error messages.
Illustrates how power unit configurations are read.
Details DIP switch settings for primary side configuration.
Explains jumper settings for secondary side configuration.
Describes the procedure for testing MOSFETs.
Shows the schematic for the optional PE protection feature.
Lists error codes, causes, and remedies for E00 to E14.
Details error codes, causes, and remedies for E16 to E31.
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