Replace pump pistons of Pump
P9 and P9H
If a damaged piston has been in operation, the piston seal will be destroyed and should
also be replaced. To replace the piston and the seal of a system pump, see Section 7.2
Replace pump piston seal, O-rings, and rinse membrane of Pump P9 or Pump P9H, on
page 152.
Replace pump pistons of Pump
P9-S
If a damaged piston has been in operation, the piston seal will be destroyed and should
also be replaced. To replace the piston and the seal of Pump P9-S, see Section 7.3 Replace
pump piston seal, O-ring, and rinse membrane of Pump P9-S, on page 163.
172 ÄKTA avant Operating Instructions 29101556 AB
7 Maintenance
7.4 Replace pump pistons
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