Installation and connection Diaphragm Pumps N 143/186.12
14 Translation of original Operating and Installation Instructions, english, KNF 121610-121613 07/16
6. Installation and connection
Only install the pumps under the operating parameters and condi-
tions described in chapter 4, Technical data.
Observe the safety precautions (see chapter 3).
6.1. Installation of the pump
Before installation, store the pump at the installation location to
bring it up to ambient temperature.
See fig. 5 (pump series N 143__ .12E) and fig. 6 (pump series
N 186.1.2 __.12 E and N 186.3 __.12 E) for the mounting di-
mensions.
Fig. 5: Mounting dimensions pump series N 143 _ _ .12 E (All dimension-
al tolerances conform to DIN ISO 2768-1, Tolerance Class V)
Fig. 6: Mounting dimensions pump series N 186.1.2 __.12 E and
N 186.3 __.12 E; shown without pneumatic connections (All dimensional
tolerances conform to DIN ISO 2768-1, Tolerance Class V)
Install the pump so that the motor fan can intake sufficient
cooling air.
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