Version September 2022
EN
3
HÜRNER HST 300 Manual USB 2.0 User’s Manual
H Ü R N E R S c h w e i s s t e c h n i k G m b H
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 .............................................. 6
2.4
Cleaning the Product ................................................................... 6
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
Power Supply Specifications
........................................................ 7
2.9.1 Mains Power Supply .................................................................... 7
2.9.2 Generator Power Supply ............................................................. 7
3
Service and Repair ....................................................................... 8
3.1 General ......................................................................................... 8
3.2
Transport, Storage, Shipment ..................................................... 8
4
Principles of Operation ................................................................ 8
5
Check-out and Operation ............................................................ 9
5.1
Turning the Welding Unit on ...................................................... 9
5.2
Connecting the Fitting ................................................................ 9
5.3
Entering Welding Voltage and Time ........................................ 10
5.4
Starting the Welding Process .................................................... 10
5.5
Welding Process ......................................................................... 10
5.6
End of Welding .......................................................................... 10
5.7
Aborted Welding Process .......................................................... 10
5.8
Cooling Time .............................................................................. 10
6
Downloading the Reports ......................................................... 11
6.1
Selecting the File Format ........................................................... 11
6.2
Downloading All Reports .......................................................... 12
6.3
Downloading by Commission Number, Date or Report Range 12
6.4
Understanding the Report Download Process ......................... 12
6.5
Deleting Data from Memory ..................................................... 12
6.6
Keeping Data in Memory .......................................................... 13
7
Dedicated Welding Unit Information ....................................... 13
7.1
Displaying Characteristics of the Welding Unit ....................... 13
7.2
Measuring Resistance ................................................................ 13
7.3
Overheating Switch ................................................................... 13
7.4
Indication of Power Supply Failure at the Last Welding ......... 14
8
Configuring the Welding Unit
.................................................. 14
8.1
Selecting the Display Language ................................................ 14
8.2
Setting the Clock ........................................................................ 15
8.3
Setting the Buzzer Volume ....................................................... 15
