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Inlet screen installation
Figure 21
Figure 22
The inlet screens mod. 9699316 (ISO200-CFF10") and 9699350
(ISO250) prevent the blades of the pump from being damaged by
debris. The inlet screen, however, reduces the pumping speed as
follows:
9699316
9699350
TwisTorr 804 FS User Manual / 87-901-052-01 (B.00)
Reduction in pumping speed (%)
Ar
N
2
20%
18%
Technical Information
Inlet screen installation
He
7%
17
H
2
5%
297/332
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