Standard Rack Controller Compatible - Varian TV 551 Navigator Mode D'emploi

Then screw the vent valve into the pump and
tighten it using a 16 mm hexagonal spanner with a
torque of 2.5 Nm.
!
CAUTION
Do not overtighten the valve as this may damage
the thread on the pump.
Then connect the cable from the valve to the suit-
able connector on the controller (see the preced-
ing paragraph "INTERCONNECTIONS").

Standard Rack Controller Compatible

Vent Valve mod. 969-9843
This vent valve has a fixed delay time of about 5
sec. This time can be increased up to about 220
min. by means of a setting of the Navigator soft-
ware (optional).
To install the vent valve execute the same steps
as the vent valve model 969-9834 (see the above
paragraph).
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.
42
TECHNICAL INFORMATION
87-900-934-01(D)