1
1
0
0
1
1
0
0
geöffnet/
open
geschlossen/
closed
Fig. 11:
Gas ballast valve
Behavior with process gases with condensable vapors
► Operate the vacuum pump with gas ballast, i.e. with the gas ballast valve open.
Open gas ballast valve
► Rotate the knob on the gas ballast valve to the left to open, into position “
1
”.
Close gas ballast valve
► Rotate the knob on the gas ballast valve to the right to close, into position “
0
”.
6.4 Refilling operating fluid
WARNING
Danger of poisoning from toxic vapors
Igniting and heating synthetic operating fluid generates toxic vapors. Danger of poisoning if inhaled.
► Observe the application instructions and precautions.
► Do not allow tobacco products to come into contact with the operating fluid.
1
2
max.
min.
Fig. 12:
Refilling operating fluid
1 Filler screw
2
O-ring
Required consumables
● Operating fluid of the vacuum pump
Operation
31/60
Содержание PK D07 107
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Страница 60: ...PD0072 ed C Date 2011 P N PD0072BEN...