Assembling The Pump Head - Agilent Technologies 1290 Manual

Assembling the Pump Head

When
Tools required
C A U T I O N
C A U T I O N
1 Insert the pump seal to the pump chamber
housing.
Seal
12
Befor installing the pump.
5023-0279
G4220-20012
01018-23702
G4220-20013
G4220-20015
Limited life time of the pump head
Inserting the backup seal wrongly may limit the life time of the
pump.
Please note the correct orientation of the backup seal.
Damage of the pump piston
The pump piston is sensitive to shearing foces from the side.

Use the Plunger assy of the pump head alignment tool for the
alignment procedure described below.
Pump Head Alignment Tool
Torque wrench 2-25 Nm
Insert Tool
4 mm Hex bit
Adapter ¼ square to hex
2 If the seal wash option is installed, use the
insert tool for inserting the wash seal to the
support ring.
Insert tool
Seal
Support ring
Agilent 1290 Infinity Pump Service Kit