page 21 of 27
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.: 999198 / 29/09/2009
scheme pump head with head covers and valves
valves at the outlet
(round centred
opening under
valve)
valves at the inlet
(kidney-shaped
opening beside
valve)
”side with hose connection” between pump heads
”side with knob” / stand foot
Assembling the housing cover at the inlet side
➨
Assemble head covers and valves.
☞
Check for correct position (see also fig. below).
It is absolutely essential to comply with the positions and orientations of the
head covers and valves!
➨
Position housing cover.
☞
Move housing cover slightly to make sure that the head
covers are correctly positioned.
➨
Screw in the six socket head screws fixing the housing
cover crosswise first slightly, then tighten.
☞
Do not tighten until head cover is in contact with housing,
max. torque 6 Nm.
