KNF LABOPORT SH820G Manual De Instrucciones página 147

Vacuum system SH820G / SR820G / SH840G / SR840G
Translation of Originial Operating Instruction, KNF 325562-325564 02/23
3. Place the head plate (3) on the intermediate plate (6) in
line with the locating pin (5).
4. Place the pressure plate (2) on the head plate (3) accord-
ing to the pencil line.
5. Tighten the internal head screw (1) in the center of the
pressure plate (tightening torque: 1 Nm).
6. Perform steps 3 - 5 for the second pump head.
7. Place the two pump heads (consisting of head plate (3),
intermediate plate (6) with valve plates/seals (4) and pres-
sure plate (2)) together with the connection tube on the
pump housing according to the pencil line (see Fig. 16).
Make sure that the hose connection (11) is inserted
straight into the separator connection.
8. Screw in the union screw of the hose connection (11) 1-2
turns by hand.
Fig.16: Fit pump head
Servicing
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