Documents are only to be used and distributed completely and unchanged, especially including the section ”Safety information”. This is page 44 of a document consisting of
49 pages. The instructions for use describe only the actual product. If the product is older or newer than the date of writing, it is strictly the users´ responsibility to check carefully
the validity of the document (if in doubt, order appropriate instructions for use). 99 90 34 / 12/09/2003
Assembling the pump at the pump support on the base plate
Position pump with pump support on the feet of the pump sup-
port and screw on four cap nuts.
Montage of the connecting hose
Individual performance check of a pump head
By measuring the pressure at the inlet port of the individual
head:
Use a suitable vacuum gauge (e. g. DVR 2, cat. no.: 68 29 02),
make sure that it is correctly calibrated, and measure the pres-
sure at the inlet port. A vacuum of less than 90 mbar should be
indicated.
☞
If the reading is higher, recheck the pump chamber and make
sure that the valves and the diaphragms are correctly seated
(diaphragms concentric with bore).
Use open ended wrench (w/f 15) to reconnect hose to elbow
fitting.
Tighten union nuts first by hand and then tighten one full turn
using open ended wrench (w/f 17).
Reassemble in reverse order.
Install head cover, valves and housing cover insert with hous-
ing cover.
☞
Make sure that the valves are correctly seated.
Screw in four socket head screws fixing housing cover cross-
wise (e. g. in the sequence
➀
,
➁
,
➂
,
➃
) first slightly, then tighten.
☞
Do not tighten until head cover is in contact with housing,
max. torque 10 Nm.
➂
➂
➂
➂
➂
➃
➃
➃
➃
➃
➀
➀
➀
➀
➀
➁
➁
➁
➁
➁