● Always observe installation, commissioning, operating, and maintenance instructions.
2.5 Foreseeable improper use
Improper use of the product invalidates all warranty and liability claims. Improper use is any, even unin-
tended, use, which is contrary to the product purpose; and in particular:
● pumping corrosive media
● pumping explosive media
● pumping corrosive, explosive, radioactive, or volatile media
● pumping gases that introduce an ignition source to the suction chamber
● pumping gases that contain impurities such as particles, dust, or condensate
● pumping fluids
● pumping FPM-solubilizing media
● pumping vapors from combustible liquids
● pumping pressurized media (> atmospheric pressure)
● pumping media that can condense or cause adhering deposits to form in the suction chamber
● using the pump outside the specified area of application
● using the pump below ground
● using the pump to generate pressure
● using the pump in systems in which sporadic loads and vibrations or periodic forces act on the
unit
● using the pump in strong electrical, magnetic, or electromagnetic fields
● connecting to pumps and equipment that are not intended for this purpose according to their oper-
ating instructions
● connecting to equipment with exposed live parts
● connecting to sockets without earthing contact
● using lubricants not specified by Pfeiffer Vacuum
● using pipes to lift the pump
● using accessories or spare parts not listed in this manual
● using the pump as a climbing aid
● using the connection lines between the diaphragm heads as carrying handles
● using the pump in ambient conditions that do not meet the specified IP protection class limits
Safety
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