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Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check carefully
the validity of this document with respect to his product. manual-no.: 999128 / 29/04/2014
➨
Measure the pressure at the inlet port of the individual
head: Use a suitable vacuum gauge (e. g. DVR 2, cat.
no.: 682902), make sure that it is correctly calibrated, and
measure the pressure at the inlet port. A vacuum of less
than 120 mbar should be indicated.
☞
If the reading is higher, recheck the pump chamber and
make sure that the valves and the diaphragms are cor-
rectly seated (diaphragms concentric with bore).
➨
Screw housing plate to pump.
➨
Position pump on pump feet.
➨
Connect hose to elbow fitting.
➨
Tighten union nuts first by hand and then tighten one full
turn using open ended wrench.
➨
Position the pump on the motor.
Attach hose to the inert gas connection and screw the
locking plate.
➨
Use open-ended wrench to screw the inert gas fitting at
the housing cover.
Individual performance check of a pump head
Assembling fittings
