Heater Band Installation - Varian TV 551 Navigator Notice De Mode D'emploi

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The inlet screen is fitted in the upper part of the
pump, as shown in the figure.
The screen can be mounted on each pump.
The screen can be removed as shown in the fol-
lowing figure.
The following figure shows the overall flange di-
mensions with the protection screen fitted on
pump with ISO flange and pump with CFF flange.

HEATER BAND INSTALLATION

The heater band model 969-9808 and 969-9807
can be used to heat the pump casing when a
bakeout is needed.
The heater band is applied to the upper part of the
pump casing, as shown in the figure, and heats it
to a temperature of about 80° C.
The heater band must be mounted such that there
is perfect thermal contact with the pump wall to ob-
tain fast and efficient heating.
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TECHNICAL INFORMATION
87-900-934-01(G)

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