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4 Operation and maintenance
883 Basic IC plus
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69
4
Inserting the new piston seal into the tool
Insert the new piston seal into the recess of the sleeve (22-1) of the
tool for piston seal. The sealing spring must be visible from the out-
side.
Figure 22 Inserting the piston seal into the tool
1
Tool for piston seal (6.2617.010)
Sleeve for inserting the new piston seal.
2
Piston seal (6.2741.020)
5
Inserting the new piston seal into the pump head
Guide the sleeve (20-2) of the tool for the piston seal with inserted
piston seal into the pump head. Press the seal into the pump head
recess using the wide end of the tip (20-1) of the tool.
Cleaning or replacing the zirconium oxide piston
Prerequisites:
￭ The pump head has been removed (see "Removing the pump head",
page 65).
￭ The piston cartridge is removed (see "Replacing the piston seal", page
68).
For this task, you need the following accessories:
￭ Zirconium oxide piston (6.2824.070)
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