4 | VT 4.10, VT 4.16, VT 4.25, VT 4.40, VX 4.10, VX 4.16, VX 4.25, VX 4.40
1 TO THE OPERATING INSTRUCTIONS
1.1 GENERAL
These operating instructions are an essential part of the pump and contain the necessary information and important
notes to operate the pump safely and properly. Observance of these instructions will help:
• Avoiding dangers,
• Reduce repair costs and downtime, as well as
• increase the reliability and service life of the product.
It is the responsibility of the operator to ensure the availability of this document. This applies in particular in the event
of loss of the document.
All persons who carry out activities on the pump must have read and understood the operating manual and these
operating instructions.
Pay special attention to the chapter 2.
1.2 STRUCTURE OF THE SAFETY INSTRUCTIONS
Safety instructions are identified by a pictogram and a signal word. The following signal words are used to indicate
dangers, prohibitions and important information:
This signal word indicates an imminent danger that will result in serious injury or even death.
This signal word indicates a possibly imminent danger that can result in serious injuries or even death.
This signal word indicates a possible imminent danger that may result in minor or severe injuries.
This signal word indicates a possible imminent danger that may result in damage to property.
This symbol indicates tips, recommendations and further information.
1.3 SAFETY SYMBOLS
The following symbols are used in these operating instructions.
Warning sign:
Warning against hand injuries
Warning against automatic start-up
Warning of electrical voltage
Warning against hot surfaces
Hazardous substances sign:
Attention, environmentally hazardous