KNF LABOPORT SH820G Originalbetriebsanleitung Seite 151

Vacuum system SH820G / SR820G / SH840G / SR840G
21 Sliding
washer
22 Sleeve
X O-ring (15,
16, 17)
Translation of Originial Operating Instruction, KNF 325562-325564 02/23
Fig.18: Correct position of O-ring
5. Screw the two hose connections (11) and (12) back into
the head plates.
6. Then fully tighten the union screws on the hose connec-
tions (11) and (12).
7. Mount the pump heads as described in Chapter 10.3 Re-
place diaphragm, valve plates/seals and O-rings [} 54]
(section: Fit pump head).
8. Dispose of the replaced O-rings properly.
Change O-ring on separator adapter
1. Unscrew the separator hose connector (20) from the sep-
arator adapter (9/Fig. 3).
2. Change the O-ring (19) of the hose connector (20).
3. Screw the hose connector (20) back into the separator
adapter as far as it will go.
4. Loosen the flask clamp (3/Fig. 3) and remove the collec-
tion flask (4/Fig. 3) from the separator adapter (10/Fig. 3).
5. Change the O-ring (18) of the separator adapter.
6. Dispose of the replaced O-rings properly.
Servicing
21
X 22
DE
EN
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IT
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