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Vent Device mod. 969-9831
The vent device has adjustable delay time (up to
36 min.).
To install the vent device unscrew and remove the
threaded plug (see figure below).
Screw the flange mod. 969-9108 on the pump, tak-
ing care of the o-ring right position.
Assemble the seal ring and lock the vent device in
position using the KF klamp.
VIBRATION ISOLATOR INSTALLATION
A vibration isolator (P/N 969-9342) is available as
accessory.
It typically reduces the vibration transmitted from
the TV 301SF Navigator to the system by a factor
of 20.
Please refer to the relevant instruction manual.
PURGE VALVE INSTALLATION
A gas purge valve is available to protect the pump
bearings against particulate and corrosive gases
that could move into the pump.
To install the gas purge valve it is necessary to
unscrew the purge port cover as shown in the
following figure,
and then screw the gas purge valve (with a torque
of 2.5 Nm) as shown in the following figure.
85
TECHNICAL INFORMATION
87-900-957-01(E)
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