Metrohm 872 Extension Module IC Pump - Manual (Page 53)

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6 Operation and maintenance
872 Extension Module IC Pump
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1
2
Figure 28 Removing the piston seal
1 Piston seal 2 Tool for piston seal
Pin of the tool.
2 Inserting the new piston seal into the tool
Insert the new piston seal tightly by hand into the recess of the
sleeve of the tool for the piston seal (27-2). The sealing springs must
be visible from the outside.
1
2
Figure 29 Insert the piston seal into the tool
1 Tool for piston seal 6.2617.010
Sleeve for inserting the new piston seal. 2 Piston seal
Order number: 6.2741.020
3 Inserting the new piston seal into the pump head
Guide the sleeve of the tool for the piston seal (27-2) with inserted
piston seal into the pump head and press the seal with the wide end
of the tool for the piston seal (27-1) into the pump head recess.