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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.: 999073 / 15/12/2009
Changing the valve at the outlet manifold (only MV 10C VARIO / PC 2010 VARIO)
Notes on assembling fittings and hose connections
(only MV 10C VARIO / PC 2010 VARIO)
The thread of the fittings at the pump heads, at the inlet and outlet manifolds as well as the attachments for
hoses are sealed with PTFE bond.
If the fittings or the hoses have to be removed, use new PTFE bond (included in set of seals) when
reassembling.
Wind the thread of the fitting two times counterclockwise with PTFE bond, the hose attachments three
times. Ensure that the PTFE bond ends flush with the fittings.
hose attachment
thread
}
Fig. fitting (example)
➨
Note position of valve and remove.
☞
Check valve for damage and replace if necessary. Make
sure that the valve is correctly seated.
➨
Reassemble cover plate and manifold cover.
➨
Wind the attachment for the hose two times with PTFE bond
(only MV 10C VARIO / PC 2010 VARIO), see also
”Notes
on assembling fittings and hose connections (only
MV 10C VARIO / PC 2010 VARIO),
➨
Use open ended wrench (w/f 15) to reconnect hose to el-
bow fitting
➨
Tighten union nut first by hand and then tighten
one
full turn
using open-ended wrench (w/f 17).
➨
Use open-ended wrench (w/f 17) to loosen the union nut of
the hose, which runs directly to the cover plate of the outlet
manifold, at the pump head.
➨
Use open-ended wrench (w/f 15) to turn elbow fitting 1/4 of
a turn, remove hose. Do not remove the elbow fitting from
the pump head.
➨
Unscrew the countersunk head screws at the manifold cover
and remove cover plate and manifold cover.
Reassembling the pump at the pumping unit PC 2008/2010/2012 VARIO:
➨
Lay the pump on its side: the rating plate of the pump has to be on top (support
pump suitably).
☞
Note that to install the console, the exhaust waste vapour condenser and the con-
densate flask must be on top.
➨
Push the console over the threads at the feet of the pump.
➨
Place the serrated washers in position, install the hex nuts and tighten using open-
ended wrench (w/f 10).
Turn pumping unit in normal operating position.
➨
Attach connecting hose between pump and exhaust waste vapour condenser at
the inlet of the condenser. Connect exhaust waste vapour condenser to the cool-
ant circuit. Install cable connections at controller.
