Metrohm 2.850.2230, Manual, Page: 94 / 150

5.5 High pressure pump
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84
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850 Professional IC–Anion – MSM-HC – MCS – LP Gradient
parts: a tip for removing the old piston seal and a sleeve for inserting the
new piston seal.
2
1
Figure 42 Tool for piston seal 6.2617.010
1 Pin
Pin for removing the old piston seal.
2 Sleeve
Sleeve for inserting the new piston seal.
CAUTION
Screwing the 6.2617.010 special tool for the piston seal into the piston
seal destroys this completely!
1 Removing the piston seal
CAUTION
Avoid touching the sealing surface in the pump head (21-
4
) with
the tool.
Screw the special tool for the piston seal (42-
1
) with the narrow side
just as far into the piston seal as the same can be removed.