
Version February 2014 EN 3
HÜRNER HST 300 Manual USB 2.0 User’s Manual
HÜRNER Schweisstechnik GmbH
Nieder-Ohmener Str. 26
35325 Mücke,
Germany
Contents
1 Introduction ........................................................................................................ 5
2 Safety Messages .................................................................................................. 5
2.1 Using the Correct Connection Terminal ............................................................ 5
2.2 Improper Use of the Welding and Power Supply Cables ................................. 5
2.3 Securing the Fitting and the Joint ..................................................................... 5
2.4 Cleaning the Product.......................................................................................... 5
2.5 Opening the Unit................................................................................................ 6
2.6 Extension Cables on the Worksite ..................................................................... 6
2.7 Checking the Product for Damage .................................................................... 6
2.8 General Remark .................................................................................................. 6
2.9 PowerSupplySpecications............................................................................... 6
2.9.1 Mains Power Supply............................................................................................ 6
2.9.2 Generator Power Supply .................................................................................... 6
3 Service and Repair............................................................................................... 7
3.1 General ................................................................................................................ 7
3.2 Transport, Storage, Shipment ............................................................................ 7
4 Principles of Operation....................................................................................... 7
5 Check-out and Operation................................................................................... 7
5.1 Turning the Welding Unit on............................................................................. 8
5.2 Connecting the Fitting........................................................................................ 8
5.3 Entering Voltage and Time ................................................................................ 8
5.4 Starting the Welding Process ............................................................................. 8
5.5 Welding Process .................................................................................................. 8
5.6 End of Welding ................................................................................................... 9
5.7 Aborted Welding Process ................................................................................... 9
5.8 Cooling Time ....................................................................................................... 9
6 Downloading the Reports .................................................................................. 9
6.1 Selecting the File Format.................................................................................... 9
6.2 Downloading All Reports ................................................................................... 9
6.3 Downloading by Commission Number, Date or Report Range...................... 10
7.4 Understanding the Report Download Process................................................ 10
6.5 Deleting Data from Memory............................................................................ 10
6.6 Keeping Data in Memory ................................................................................. 10
7 Dedicated Welding Unit Information.............................................................. 10
7.1 Displaying Characteristics of the Welding Unit .............................................. 10
7.2 Measuring Resistance ....................................................................................... 11
7.3 Overheating Switch .......................................................................................... 11
7.4 Indication of Power Supply Failure at the Last Welding ................................ 11
8 ConguringtheWeldingUnit ......................................................................... 11
8.1 Selecting the Display Language....................................................................... 12
8.2 Setting the Clock............................................................................................... 12
8.3 Setting the Buzzer Volume............................................................................... 12