Elmo Rietschle V-VCE 25/40 - Manual (Page 15)

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Installation
5.3 Connecting pipes
NOTICE
Material damage resulting from the forces and
torques of the pipes on the unit being too high.
Only screw pipes in by hand.
The pumping capacity of the vacuum pump
is reduced if the suction pipe is too narrow
and/or too long.
The air vent (Fig. 2/B) must not be closed or
restricted
Counter pressures on the outlet side are only
permissible up to + 0.1 bars
Prevent liquids accumulating in the exhaust
line.
a) The vacuum connection (Fig. 2/A) is on the fi lter
housing (Fig. 2/D).
b) The discharged air can be freely blown out
through the exhaust air hole (Fig. 2/B) or con-
ducted away using a hose or pipe.
5.4 Filling with lubricating oil
a) Fill the lubricating oil (for suitable types see the
“Maintenance” section) via the oil fi lling point
(Fig. 2/H) up to the upper edge of the sight glass
(Fig. 2/I).
b) Close the oil fi lling point.