TECHNICAL INFORMATION
To fix the fan to the TV 301 case execute the fol-
lowing procedure (see the following figure):
!
CAUTION
If the chamber of the system is "baked" at a high
temperature, a shield should be installed to pre-
vent thermal radiation heating the high vacuum
flange on the pump. The maximum temperature
allowed for the inlet flange is 120° C.
1. Fix the fan to the suitable bracket by means of
the furnished screws;
2. Fix the bracket to the pump body between the
pump and the controller;
AIR COOLING KIT INSTALLATION
3. Connect the fan supply to the P4 connector of
the controller.
TV 301 with Navigator Controller
An air cooling kit (mod. 969-9299) is available to
improve the TV 301 cooling during heavy opera-
tional conditions (optional).
Fan specifications:
−
air flow: 140 m
3
/h
−
input voltage: 24 Vdc
−
dimensions: 119 x 119 x 32 mm
−
power: 2.6 W
The fan bracket is shaped so that it can be
mounted close to the pump.
When the pump is supplied by the rack C.U. 969-
9437 or 969-9537 please utilize the special fan ex-
tension cable 969-9949.
38
87-900-946-01(B)
