Version August 2012
6
EN
HÜRNER HST – S – 160 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
work properly, that contact is fully established, and that the contact
surfaces are clean. All parts have to be installed correctly and properly
conform to all conditions in order for the operator to be sure that the
product works as intended. Damaged safety features or functional
parts should be properly repaired or replaced by a qualified organi-
zation/service shop.
2.6 Mains Power Supply
Utility suppliers’ wiring requirements, VDE provisions, occupational
safety rules, DIN / CEN regulations, and national codes have to be
respected.
Mains power fuse protection should be max. 10 A.
The product has to be protected against rain and humidity.
3
Service
3.1 Maintenance and Repair
As the product is used in applications that are sensitive to safety con-
siderations, it may be serviced and repaired only by the manufacturer
or its duly authorized and trained partners. Thus, constantly high
standards of operation quality and safety are maintained.
Important
Failure to comply with this provision will dispense the
manufacturer from any warranty and liability claims for the
product, including any consequential damage.
When serviced, the unit is upgraded automatically to the technical
specifications of the product at the moment it is serviced, and we grant
a three-month functional warranty on the serviced unit.
We recommend having the product serviced at least every twelve
months.
In Germany, do not neglect that the occupational safety check-up
under rule BGV A3 is mandatory.
3.2 Transport, Storage, Shipment
The product is shipped in a cardboard box.
Store the product in the box dry and protected against humidity.
When shipped, the product should be placed into the box at any
time.
4
Principle of Operation
The HST – S – 160 welding unit allows using electrofusion fittings to
join discharge lines routed indoors and made of PE, of the makes Ge-
berit, Akatherm-Euro, Coes, Valsir, Waviduo, and Vulcathene-Euro.
The microprocessor-controlled unit:-
• controls and monitors the welding process in a fully automated
fashion,
• determines welding duration depending on ambient tempera
-
ture,
