GENERAL NOTES
Symbols
The following symbols are used in these operating instructions:
marks a work step that you must carry out
ATTENTION!
marks notes on whose non-observance your health or the functioning of the device will
be endangered.
NOTE
marks important additional information, tips and recommendations.
Safety notes
Please observe the notes in these operating instructions together with the conditions of use and
permitted data that are specified in the data sheets of valve, in order that the device will function perfectly
and remain operable for a long time:
•
Keep to standard engineering rules in planning the use of and operating the device!
• Installation and maintenance work are only allowed by specialist personnel using suitable tools!
• Observe the current regulations on accident prevention and safety for electrical devices during
operation and maintenance of the device!
• Switch off the supply voltage in all cases before intervening in the system!
• Note that in systems under pressure, piping and valves may not be loosened!
• Take suitable precautions to prevent inadvertent operation or damage by unauthorized action!
• On non-observance of these notes and unauthorized interference with the device, we will refuse all
liability and the warranty on device and accessories will become void!
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Operating Instructions No. 804 072