Agilent 1290 Infinity Pump Service Kit 7
3 Remove the front part of the pump head
including pump chamber housing with pump
seal and support ring. If the seal wash option
is installed, also remove the seal holder with
backup seal and gasket.
• Make sure, that the backup ring inside the
seal holder does not drop out. Do not
remove it from the holder..
4 Remove the piston from the piston housing by
pushing it to the rear, then pull it out from the
rear..
5 Use the insert tool of the pump head
alignment tool for removing the pump seal
from the pump chamber housing.
• Do not use the pump piston for that
purpose!
6 If the wash seal shall be replaced by a new
one, use a screw driver for removing it.
Pump seal
Support ring
Pump chamber
housing
Seal holder with backup ring
Gasket (seal wash)
Wash seal PE for seal wash
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