
Version August 2012 EN 3
HÜRNER HST – S – 160 User’s Manual
HÜRNER Schweisstechnik GmbH
Nieder-Ohmener Str. 26
35325 Mücke,
Germany
Contents
1 Introduction ........................................................................................................ 5
2 Safety Messages .................................................................................................. 5
2.1 Improper Use of the Welding and Power Supply Cables ................................. 5
2.2 Securing the Fitting and the Joint ..................................................................... 5
2.3 Cleaning the Welding Unit................................................................................. 5
2.4 Opening the Unit................................................................................................ 5
2.5 Checking for Damage......................................................................................... 5
2.6 Mains Power Supply............................................................................................ 6
3 Service.................................................................................................................. 6
3.1 Maintenance and Repair .................................................................................... 6
3.2 Transport, Storage, Shipment ............................................................................ 6
4 Principle of Operation ........................................................................................ 6
5 Operation ............................................................................................................ 7
5.1 Turning the Welding Unit On............................................................................. 7
5.2 Connecting the Electrofusion Fitting................................................................. 7
5.3 Welding Process .................................................................................................. 7
5.4 End of Welding ................................................................................................... 7
5.5 Aborted Welding ................................................................................................ 7
5.6 Cooling Time ....................................................................................................... 7
5.7 Returning to the Start of Welding..................................................................... 7
6 Self-Monitoring Functions Overview................................................................. 8
6.1 System Error ........................................................................................................ 8
6.2 Power Supply Failure .......................................................................................... 8
6.3 No Contact........................................................................................................... 8
6.4 Low Voltage ........................................................................................................ 8
6.5 Overvoltage......................................................................................................... 8
6.6 Temperature Error or Temperature Sensor Defective ...................................... 8
6.7 Frequency Error................................................................................................... 8
6.8 Low or Excess Current......................................................................................... 8
6.9 Emergency Off .................................................................................................... 8
6.10 Used Fitting Error................................................................................................ 8
7 TechnicalSpecicationsoftheProduct ............................................................. 9
8 Service and Repair Contact................................................................................. 9