Figure 17, Tool for piston seal (6.2617.010), Figure 18 – Metrohm 930 Compact IC Flex SeS User Manual
Page 74: Removing the piston cartridge from the pump head
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5.6 Servicing the high-pressure pump
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930 Compact IC Flex SeS (2.930.1400)
2
1
Figure 17
Tool for piston seal (6.2617.010)
1
Tip
2
Sleeve
Spare part
For this step you need a new piston seal (6.2741.020).
Replacing the piston seal
Figure 18
Removing the piston cartridge from the pump head
1
Piston cartridge
2
Backup ring
1 Removing the piston cartridge
Loosen the piston cartridge (16-9) using the adjustable wrench and
then unscrew it from the pump head by hand. Place it off to the side.
2 Removing the backup ring
Shake the backup ring (16-4) out of the piston opening. Place it off
to the side.
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