Vacuum system SH820G / SR820G SH840G / SR840G
Translation of Originial Operating Instruction, KNF 325562-325564 06/21
10 Spare parts and accessories
To order spare parts and accessories, please contact
your KNF sales partner or KNF Customer Service (con-
tact data: see www.knf.com).
10.1 Spare parts
During standard servicing, only the elastomer parts of
the pump are replaced. For this, you only need the pump
spare parts set.
Also optionally available are the spare parts for optional
servicing of the complete vacuum system, consisting of
the pump spare parts set plus additional O-rings.
Spare parts for standard servicing of the pump (see 9.3
Replace diaphragm, valve plates/seals and O-rings [} 43])
Pump spare parts
Diaphragm
Valve plates/seals
Connection tube O-
ring (Ø 10 x 1.8;
FFPM)
Gas ballast valve O-
ring (Ø 8 x 1.8;
FFPM)
Tab.17: Pump spare parts
*See Chapter 9.3 Replace diaphragm, valve plates/seals and O-
}
rings [
43]
Spare parts set
Pump SH820G/SR820G
Pump SH840G/SR840G
Tab.18: Pump spare parts
Item num-
Quantity
ber*
(6/Fig. 12)
2
(4/Fig. 12)
4
(14/Fig. 14) 2
(13/Fig. 14) 1
Order number
331051
331052
Spare parts and accessories
DE
EN
FR
ES
IT
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